[cmNOG] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora at apnic.net
Fri Aug 9 18:02:33 UTC 2024
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 10 Aug, 2024
BGP Table (Global) as seen in Japan.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 956786
Prefixes after maximum aggregation (per Origin AS): 364736
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 465729
Total ASes present in the Internet Routing Table: 76071
Prefixes per ASN: 12.58
Origin-only ASes present in the Internet Routing Table: 65153
Origin ASes announcing only one prefix: 26760
Transit ASes present in the Internet Routing Table: 10918
Transit-only ASes present in the Internet Routing Table: 529
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 120
Max AS path prepend of ASN (150315) 115
Prefixes from unregistered ASNs in the Routing Table: 988
Number of instances of unregistered ASNs: 998
Number of 32-bit ASNs allocated by the RIRs: 45141
Number of 32-bit ASNs visible in the Routing Table: 36874
Prefixes from 32-bit ASNs in the Routing Table: 190757
Number of bogon 32-bit ASNs visible in the Routing Table: 53
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 552
Number of addresses announced to Internet: 3027458432
Equivalent to 180 /8s, 115 /16s and 89 /24s
Percentage of available address space announced: 81.8
Percentage of allocated address space announced: 81.8
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: 312692
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256521
Total APNIC prefixes after maximum aggregation: 75053
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 248479
Unique aggregates announced from the APNIC address blocks: 102350
APNIC Region origin ASes present in the Internet Routing Table: 14307
APNIC Prefixes per ASN: 17.37
APNIC Region origin ASes announcing only one prefix: 4358
APNIC Region transit ASes present in the Internet Routing Table: 1908
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 120
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9715
Number of APNIC addresses announced to Internet: 761957760
Equivalent to 45 /8s, 106 /16s and 141 /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, 131072-153913
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: 279014
Total ARIN prefixes after maximum aggregation: 125831
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 283326
Unique aggregates announced from the ARIN address blocks: 135002
ARIN Region origin ASes present in the Internet Routing Table: 19132
ARIN Prefixes per ASN: 14.81
ARIN Region origin ASes announcing only one prefix: 6953
ARIN Region transit ASes present in the Internet Routing Table: 1985
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4958
Number of ARIN addresses announced to Internet: 1266590464
Equivalent to 75 /8s, 126 /16s and 163 /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, 393216-402332
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 266451
Total RIPE prefixes after maximum aggregation: 128218
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 262059
Unique aggregates announced from the RIPE address blocks: 165841
RIPE Region origin ASes present in the Internet Routing Table: 28693
RIPE Prefixes per ASN: 9.13
RIPE Region origin ASes announcing only one prefix: 12120
RIPE Region transit ASes present in the Internet Routing Table: 3996
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 42
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11925
Number of RIPE addresses announced to Internet: 716145152
Equivalent to 42 /8s, 175 /16s and 130 /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
196608-216475
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
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: 122114
Total LACNIC prefixes after maximum aggregation: 28705
LACNIC Deaggregation factor: 4.25
Prefixes being announced from the LACNIC address blocks: 120026
Unique aggregates announced from the LACNIC address blocks: 48148
LACNIC Region origin ASes present in the Internet Routing Table: 11148
LACNIC Prefixes per ASN: 10.77
LACNIC Region origin ASes announcing only one prefix: 2658
LACNIC Region transit ASes present in the Internet Routing Table: 2459
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 60
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9046
Number of LACNIC addresses announced to Internet: 177918464
Equivalent to 10 /8s, 154 /16s and 210 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 31698
Total AfriNIC prefixes after maximum aggregation: 6282
AfriNIC Deaggregation factor: 5.05
Prefixes being announced from the AfriNIC address blocks: 42344
Unique aggregates announced from the AfriNIC address blocks: 13926
AfriNIC Region origin ASes present in the Internet Routing Table: 1871
AfriNIC Prefixes per ASN: 22.63
AfriNIC Region origin ASes announcing only one prefix: 671
AfriNIC Region transit ASes present in the Internet Routing Table: 365
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1230
Number of AfriNIC addresses announced to Internet: 104542720
Equivalent to 6 /8s, 59 /16s and 50 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9894 8747 80 CHINAMOBILE-CN China Mobile Communication
7545 5670 841 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4935 4192 74 ERX-CERNET-BKB China Education and Resear
18403 4224 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3960 1331 22 VIETEL-AS-AP Viettel Group, VN
9498 3787 507 259 BBIL-AP BHARTI Airtel Ltd., IN
7713 3649 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3243 1841 105 VNPT-AS-VN VNPT Corp, VN
24560 2812 856 450 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2267 11520 576 KIXS-AS-KR Korea Telecom, KR
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 10509 11593 3743 AMAZON-02, US
11492 4626 307 548 CABLEONE, US
7155 4167 287 89 VIASAT-SP-BACKBONE, US
174 3891 8786 887 COGENT-174, US
6327 3596 1320 79 SHAW, CA
22773 3423 3035 188 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54897 2506 DNIC-AS-00749, US
16625 3087 1291 2167 AKAMAI-AS, US
7018 2938 23675 1845 ATT-INTERNET4, US
396982 2770 3585 416 GOOGLE-CLOUD-PLATFORM, 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 7714 1708 145 UNI2-AS, ES
39891 4539 273 57 ALJAWWALSTC-AS, SA
20940 3837 3396 133 AKAMAI-ASN1, NL
9009 3610 307 1848 M247, RO
12389 2937 2301 886 ROSTELECOM-AS, RU
34984 2338 361 584 TELLCOM-AS, TR
8551 1787 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
212238 1742 124 1276 CDNEXT, GB
13188 1607 100 26 TRIOLAN, UA
8452 1579 1852 14 TE-AS TE-AS, EG
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 11846 3292 514 UNINET, MX
10620 3532 493 935 Telmex Colombia S.A., CO
13999 2549 619 39 Mega Cable, S.A. de C.V., MX
11830 2007 369 64 Instituto Costarricense de Electricidad y
28573 1342 2310 258 Claro NXT Telecomunicacoes Ltda, BR
3816 1321 777 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
6503 1121 313 480 Axtel, S.A.B. de C.V., MX
26615 1085 2503 53 TIM SA, BR
6147 1068 369 22 Telefonica del Peru S.A.A., PE
22884 1068 98 368 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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
24863 1615 389 16 LINKdotNET-AS, EG
24835 1555 593 29 RAYA-AS, EG
36992 1412 1519 283 ETISALAT-MISR, EG
29571 1317 83 76 ORANGE-COTE-IVOIRE, CI
36903 1249 554 96 MT-MPLS, MA
36935 939 521 42 Vodafone-, EG
6713 556 1861 35 IAM-AS, MA
36914 541 82 3 KENET-AS, KE
15399 513 56 58 WANANCHI-, KE
24757 434 73 5 EthioNet-AS, ET
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
8151 11846 3292 514 UNINET, MX
16509 10509 11593 3743 AMAZON-02, US
9808 9894 8747 80 CHINAMOBILE-CN China Mobile Communication
12479 7714 1708 145 UNI2-AS, ES
7545 5670 841 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4935 4192 74 ERX-CERNET-BKB China Education and Resear
11492 4626 307 548 CABLEONE, US
39891 4539 273 57 ALJAWWALSTC-AS, SA
18403 4224 347 23 FPT-AS-AP FPT Telecom Company, VN
7155 4167 287 89 VIASAT-SP-BACKBONE, 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 9894 9814 CHINAMOBILE-CN China Mobile Communications Grou
12479 7714 7569 UNI2-AS, ES
16509 10509 6766 AMAZON-02, US
7545 5670 5006 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4935 4861 ERX-CERNET-BKB China Education and Research Net
39891 4539 4482 ALJAWWALSTC-AS, SA
18403 4224 4201 FPT-AS-AP FPT Telecom Company, VN
11492 4626 4078 CABLEONE, US
7155 4167 4078 VIASAT-SP-BACKBONE, US
7552 3960 3938 VIETEL-AS-AP Viettel Group, VN
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
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
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, US
Complete listing at https://thyme.apnic.net/current/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.130.112.0/24 Origin: 62390 NEXONHOST, RO
23.130.112.0/24 Transit: 6939 HURRICANE, US
23.130.240.0/24 Origin: 14315 1GSERVERS, US
23.130.240.0/24 Transit: 2914 NTT-LTD-2914, US
23.137.192.0/24 Origin: 31798 DATACITY, CA
23.137.192.0/24 Transit: 21949 BEANFIELD, CA
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
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 /9:16 /10:37 /11:92 /12:294
/13:576 /14:1163 /15:2056 /16:13179 /17:8257 /18:13708
/19:24698 /20:44340 /21:51966 /22:111756 /23:100212 /24:583705
/25:715 /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
12479 6800 7714 UNI2-AS, ES
8151 5935 11846 UNINET, MX
11492 3537 4626 CABLEONE, US
6327 3392 3596 SHAW, CA
39891 3361 4539 ALJAWWALSTC-AS, SA
7155 3111 4167 VIASAT-SP-BACKBONE, US
22773 2560 3423 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2162 2500 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2161 3532 Telmex Colombia S.A., CO
16509 2142 10509 AMAZON-02, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2308 2:1548 3:406 4:6 5:4371 6:162
7:6 8:1523 9:1 11:172 12:1432 13:358
14:2393 15:324 16:258 17:365 18:862 20:405
21:4 22:188 23:6909 24:2702 25:2 27:2572
29:19 31:2651 32:47 34:66 35:137 36:2356
37:4520 38:8299 39:915 40:147 41:4083 42:2022
43:2441 44:332 45:17453 46:4575 47:300 49:1992
50:1845 51:579 52:1578 54:317 55:950 56:8
57:214 58:2238 59:1258 60:1059 61:2662 62:2773
63:1853 64:5443 65:2272 66:4637 67:3010 68:1345
69:4020 70:1153 71:555 72:2858 74:2641 75:1562
76:613 77:2505 78:1853 79:1793 80:2187 81:2025
82:1663 83:1365 84:1707 85:3157 86:958 87:2300
88:1250 89:4206 90:699 91:8204 92:2382 93:2706
94:3751 95:4216 96:1278 97:317 98:1045 99:738
100:73 101:1168 102:3326 103:32311 104:4755 105:694
106:1014 107:2481 108:1167 109:4077 110:2141 111:3280
112:2058 113:1819 114:1820 115:2096 116:1977 117:2652
118:2814 119:1981 120:1826 121:1361 122:2708 123:2286
124:1624 125:2864 126:64 128:1399 129:939 130:1195
131:1866 132:818 133:429 134:1660 135:312 136:1124
137:1101 138:2855 139:1526 140:1416 141:1455 142:1672
143:1626 144:1026 145:365 146:2107 147:2037 148:2566
149:2788 150:1052 151:1353 152:2239 153:521 154:6514
155:1436 156:2406 157:1887 158:1176 159:2434 160:2971
161:1697 162:3546 163:1743 164:1684 165:2148 166:1270
167:1839 168:4061 169:804 170:4934 171:1048 172:3900
173:3083 174:903 175:1239 176:3464 177:4648 178:3647
179:2197 180:2424 181:3831 182:3331 183:1982 184:2263
185:20971 186:4993 187:4328 188:4099 189:4139 190:9503
191:1529 192:11061 193:9242 194:7488 195:5313 196:3211
197:2656 198:6022 199:8033 200:8123 201:6285 202:10511
203:10385 204:4559 205:3714 206:4509 207:3649 208:4169
209:5073 210:4737 211:2636 212:4398 213:3640 214:1062
215:49 216:6726 217:2939 218:1401 219:602 220:2027
221:1035 222:864 223:2250
End of report
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