[Tznog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora at apnic.net
Fri Oct 30 21:04:27 EAT 2026
This is an automated weekly mailing describing the state of the Global
IPv4 Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
UKNOF, TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net.
For historical data, please see https://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
IPv4 Routing Table Report 04:00 +10GMT Sat 31 Oct, 2026
IPv4 BGP Table (Global) as seen at Japan.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 1085951
Prefixes after maximum aggregation (per Origin AS): 417239
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 539831
Number of IPv4 prefixes with a valid ROA: 599785
Number of IPv4 prefixes with an invalid ROA: 1367
Number of IPv4 prefixes with no ROA: 484799
Total ASes present in the Internet Routing Table: 79707
Prefixes per ASN: 13.62
Origin-only ASes present in the Internet Routing Table: 68496
Origin ASes announcing only one prefix: 28034
Transit ASes present in the Internet Routing Table: 11211
Transit-only ASes present in the Internet Routing Table: 616
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 85
Max AS path prepend of ASN ( 37447) 81
Prefixes from unregistered ASNs in the Routing Table: 1101
Number of instances of unregistered ASNs: 1131
Number of 32-bit ASNs allocated by the RIRs: 51962
Number of 32-bit ASNs visible in the Routing Table: 42149
Prefixes from 32-bit ASNs in the Routing Table: 244674
Number of bogon 32-bit ASNs visible in the Routing Table: 80
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 555
Number of addresses announced to Internet: 3128383488
Equivalent to 186 /8s, 119 /16s and 88 /24s
Percentage of available address space announced: 84.5
Percentage of allocated address space announced: 84.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 358982
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 295948
Total APNIC prefixes after maximum aggregation: 86168
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 281878
Unique aggregates announced from the APNIC address blocks: 110747
APNIC Region origin ASes present in the Internet Routing Table: 15498
APNIC Prefixes per ASN: 18.19
APNIC Region origin ASes announcing only one prefix: 4832
APNIC Region transit ASes present in the Internet Routing Table: 2034
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 11104
Number of APNIC addresses announced to Internet: 749770112
Equivalent to 44 /8s, 176 /16s and 149 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-155961
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 315821
Total ARIN prefixes after maximum aggregation: 140702
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 312820
Unique aggregates announced from the ARIN address blocks: 153322
ARIN Region origin ASes present in the Internet Routing Table: 19583
ARIN Prefixes per ASN: 15.97
ARIN Region origin ASes announcing only one prefix: 7244
ARIN Region transit ASes present in the Internet Routing Table: 1934
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5883
Number of ARIN addresses announced to Internet: 1355743232
Equivalent to 80 /8s, 207 /16s and 0 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-404380
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8,
67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8,
74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8,
100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 301796
Total RIPE prefixes after maximum aggregation: 150478
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 310023
Unique aggregates announced from the RIPE address blocks: 204390
RIPE Region origin ASes present in the Internet Routing Table: 30003
RIPE Prefixes per ASN: 10.33
RIPE Region origin ASes announcing only one prefix: 12426
RIPE Region transit ASes present in the Internet Routing Table: 4071
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 14073
Number of RIPE addresses announced to Internet: 751397760
Equivalent to 44 /8s, 201 /16s and 107 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-219547
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
53/8, 57/8, 62/8, 77/8, 78/8, 79/8, 80/8,
81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8,
88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8,
95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 132482
Total LACNIC prefixes after maximum aggregation: 31996
LACNIC Deaggregation factor: 4.14
Prefixes being announced from the LACNIC address blocks: 125861
Unique aggregates announced from the LACNIC address blocks: 51805
LACNIC Region origin ASes present in the Internet Routing Table: 11543
LACNIC Prefixes per ASN: 10.90
LACNIC Region origin ASes announcing only one prefix: 2763
LACNIC Region transit ASes present in the Internet Routing Table: 2622
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 34
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9620
Number of LACNIC addresses announced to Internet: 167404032
Equivalent to 9 /8s, 250 /16s and 98 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-275868 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 38803
Total AfriNIC prefixes after maximum aggregation: 7218
AfriNIC Deaggregation factor: 5.38
Prefixes being announced from the AfriNIC address blocks: 54814
Unique aggregates announced from the AfriNIC address blocks: 19097
AfriNIC Region origin ASes present in the Internet Routing Table: 2105
AfriNIC Prefixes per ASN: 26.04
AfriNIC Region origin ASes announcing only one prefix: 769
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 5.4
Max AfriNIC Region AS path length visible: 85
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1469
Number of AfriNIC addresses announced to Internet: 103763968
Equivalent to 6 /8s, 47 /16s and 80 /24s
AfriNIC AS Blocks 36864-37887, 327680-330751 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
9808 14047 8920 103 CHINAMOBILE-CN - China Mobile Communicati
9498 5128 561 338 BBIL-AP - BHARTI Airtel Ltd., IN
4538 5041 4191 72 ERX-CERNET-BKB - China Education and Rese
18403 4709 347 24 FPT-VN - FPT Telecom Company, VN
7545 4647 842 280 TPG-INTERNET-AP - TPG Telecom Limited, AU
7552 4101 1331 24 VIETEL-AS-AP - Viettel Group, VN
17561 3945 247 574 LCS-AS-AP - LARUS Limited, HK
56046 3644 887 181 CMNET-Jiangsu-AP - China Mobile communica
140292 3541 370 1616 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK -
7713 3509 1044 69 telkomnet-as-ap - PT Telekomunikasi Indon
Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 17388 42609 5651 AMAZON-02 - Amazon.com, Inc., US
22773 4949 3327 469 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4651 309 1091 CABLEONE - CABLE ONE, INC., US
7155 4337 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US
6327 3846 1305 75 SHAW - Shaw Communications, CA
396982 3552 5372 607 GOOGLE-CLOUD-PLATFORM - Google LLC, US
36352 3324 246 1175 AS-COLOCROSSING - HostPapa, US
749 3131 54647 2382 DNIC-AS-00749 - United States Department
7029 2950 2571 935 WINDSTREAM - Windstream Communications LL
31898 2861 1433 1197 ORACLE-BMC-31898 - Oracle Corporation, US
Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 6852 1709 149 UNI2-AS - Orange Espagne SA, ES
39891 5044 311 77 ALJAWWALSTC-AS - Saudi Telecom Company JS
9009 4349 389 2645 M247 - M247 Europe SRL, RO
20940 3905 3388 104 AKAMAI-ASN1 - Akamai International B.V.,
212238 3610 261 2767 CDNEXT - Datacamp Limited, GB
12389 3155 2331 871 ROSTELECOM-AS - PJSC Rostelecom, RU
29355 2526 155 30 KCELL-AS - Kcell JSC, KZ
34984 2511 369 592 TELLCOM-AS - Superonline Iletisim Hizmetl
25019 1945 1384 141 SAUDINETSTC-AS - Saudi Telecom Company JS
3257 1862 2086 996 GTT-BACKBONE - GTT Communications Inc., U
Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 13092 3301 612 AS8151 - UNINET, MX
10620 3397 442 1122 AS10620 - Telmex Colombia S.A., CO
13999 2219 495 327 AS13999 - Mega Cable, S.A. de C.V., MX
11830 1848 369 65 AS11830 - Instituto Costarricense de Elec
11664 1509 277 34 AS11664 - Techtel LMDS Comunicaciones Int
28573 1400 2433 268 AS28573 - Claro NXT Telecomunicacoes Ltda
3816 1268 763 226 AS3816 - COLOMBIA TELECOMUNICACIONES S.A.
6147 1175 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE
27715 1114 77 61 AS27715 - Locaweb Servicos de Internet S/
22884 1104 73 388 AS22884 - TOTAL PLAY TELECOMUNICACIONES,
Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1972 481 26 Vodafone Data - Vodafone Data, EG
36992 1944 1543 326 ETISALAT MISR - ETISALAT MISR, EG
24863 1459 389 20 Link Egypt (Link.NET) - Link Egypt (Link.
36903 1389 606 122 Office National des Postes et Telecommuni
36935 1303 524 47 Vodafone Data - Vodafone Data, EG
37069 1128 1100 11 The Egyptian Company for Mobile Services
29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv
15399 813 58 63 Wananchi Group (Kenya) Limited - Wananchi
20011 719 172 287 Dimension Data - Dimension Data, ZA
36873 544 141 38 Airtel Networks Limited - Airtel Networks
Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 17388 42609 5651 AMAZON-02 - Amazon.com, Inc., US
9808 14047 8920 103 CHINAMOBILE-CN - China Mobile Communicati
8151 13092 3301 612 AS8151 - UNINET, MX
12479 6852 1709 149 UNI2-AS - Orange Espagne SA, ES
9498 5128 561 338 BBIL-AP - BHARTI Airtel Ltd., IN
39891 5044 311 77 ALJAWWALSTC-AS - Saudi Telecom Company JS
4538 5041 4191 72 ERX-CERNET-BKB - China Education and Rese
22773 4949 3327 469 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
18403 4709 347 24 FPT-VN - FPT Telecom Company, VN
11492 4651 309 1091 CABLEONE - CABLE ONE, INC., US
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 14047 13944 CHINAMOBILE-CN - China Mobile Communications Gr
8151 13092 12480 AS8151 - UNINET, MX
12479 6852 6703 UNI2-AS - Orange Espagne SA, ES
4538 5041 4969 ERX-CERNET-BKB - China Education and Research N
39891 5044 4967 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
9498 5128 4790 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4709 4685 FPT-VN - FPT Telecom Company, VN
22773 4949 4480 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 4647 4367 TPG-INTERNET-AP - TPG Telecom Limited, AU
7155 4337 4250 VIASAT-SP-BACKBONE - ViaSat,Inc., US
Complete listing at https://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
4593 UNALLOCATED 2.26.176.0/24 10122 NETSTAR-AS-AP - NETSTAR
4593 UNALLOCATED 2.26.216.0/24 10122 NETSTAR-AS-AP - NETSTAR
4593 UNALLOCATED 2.26.219.0/24 10122 NETSTAR-AS-AP - NETSTAR
394928 UNALLOCATED 8.2.70.0/24 3356 LEVEL3 - Level 3 Parent
23338 UNALLOCATED 8.14.84.0/22 33667 CMCS - Comcast Cable Co
395729 UNALLOCATED 8.28.60.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174 - Cogent Com
396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent
397274 UNALLOCATED 8.36.79.0/24 3356 LEVEL3 - Level 3 Parent
Complete listing at https://thyme.apnic.net/current/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE - Hurricane Electric LLC, US
Complete listing at https://thyme.apnic.net/current/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.131.100.0/24 Origin: 401541 UNASSIGNED
23.131.100.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.131.156.0/24 Origin: 401541 UNASSIGNED
23.131.156.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.131.212.0/24 Origin: 401541 UNASSIGNED
23.131.212.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.133.212.0/24 Origin: 18604 UNASSIGNED
23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C
23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US
23.137.48.0/24 Transit: 3257 GTT-BACKBONE - GTT Communications Inc.,
Complete listing at https://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:39 /11:97 /12:299
/13:589 /14:1193 /15:2131 /16:13780 /17:8392 /18:13411
/19:25758 /20:46979 /21:54174 /22:114533 /23:111870 /24:691972
/25:704 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 7300 13092 AS8151 - UNINET, MX
12479 5771 6852 UNI2-AS - Orange Espagne SA, ES
39891 3727 5044 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
6327 3610 3846 SHAW - Shaw Communications, CA
11492 3517 4651 CABLEONE - CABLE ONE, INC., US
16509 3410 17388 AMAZON-02 - Amazon.com, Inc., US
7155 3268 4337 VIASAT-SP-BACKBONE - ViaSat,Inc., US
22773 3132 4949 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
10620 2232 3397 AS10620 - Telmex Colombia S.A., CO
30036 2173 2519 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2794 2:3021 3:1321 4:6 5:5488 6:217
7:6 8:1363 9:534 11:172 12:1075 13:1313
14:2757 15:488 16:385 17:473 18:1093 20:602
21:4 22:188 23:8721 24:2822 25:2 27:2876
28:7 29:19 31:3987 32:35 34:95 35:313
36:4950 37:4467 38:10602 39:1452 40:450 41:4592
42:2273 43:3497 44:537 45:20108 46:5083 47:461
48:171 49:2364 50:2032 51:1115 52:1441 54:473
55:985 56:11 57:353 58:2566 59:1437 60:1190
61:3317 62:3193 63:1675 64:6732 65:2265 66:6309
67:3331 68:1364 69:4087 70:1081 71:597 72:3311
74:3168 75:1746 76:601 77:2951 78:2189 79:2086
80:2451 81:2319 82:4409 83:1530 84:2167 85:3935
86:1150 87:3099 88:1359 89:4974 90:775 91:8575
92:2793 93:3052 94:4694 95:4795 96:1461 97:303
98:897 99:1153 100:65 101:1382 102:4786 103:32444
104:5829 105:972 106:975 107:3014 108:1475 109:4102
110:2235 111:4310 112:3236 113:1975 114:2648 115:2260
116:2109 117:3909 118:2967 119:2133 120:2851 121:2081
122:3072 123:2266 124:1738 125:3021 126:175 128:1576
129:1013 130:1797 131:2607 132:890 133:494 134:1859
135:685 136:1592 137:1496 138:3457 139:1819 140:1963
141:2025 142:2756 143:2376 144:1947 145:710 146:2265
147:2413 148:2901 149:3627 150:1458 151:3161 152:2533
153:2184 154:8906 155:2405 156:4208 157:2506 158:1659
159:3002 160:4208 161:2117 162:4268 163:2801 164:2514
165:2788 166:1276 167:2417 168:4290 169:992 170:5624
171:1138 172:4957 173:3490 174:813 175:1430 176:4145
177:6407 178:4666 179:3067 180:3530 181:4773 182:4161
183:2889 184:2204 185:22005 186:6637 187:6854 188:4987
189:4979 190:10032 191:2357 192:12077 193:9645 194:7972
195:6011 196:3502 197:3426 198:6566 199:6198 200:8557
201:6998 202:10825 203:10557 204:4843 205:3817 206:4522
207:4093 208:4344 209:5490 210:4906 211:2826 212:5262
213:4178 214:1037 215:58 216:7314 217:3975 218:1982
219:584 220:2232 221:1478 222:1178 223:3702
End of report
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