[menog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora at apnic.net
Fri Aug 2 18:02:22 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 03 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: 954939
Prefixes after maximum aggregation (per Origin AS): 364020
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 464598
Total ASes present in the Internet Routing Table: 75975
Prefixes per ASN: 12.57
Origin-only ASes present in the Internet Routing Table: 65098
Origin ASes announcing only one prefix: 26727
Transit ASes present in the Internet Routing Table: 10877
Transit-only ASes present in the Internet Routing Table: 526
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 84
Max AS path prepend of ASN (152107) 80
Prefixes from unregistered ASNs in the Routing Table: 977
Number of instances of unregistered ASNs: 984
Number of 32-bit ASNs allocated by the RIRs: 45076
Number of 32-bit ASNs visible in the Routing Table: 36793
Prefixes from 32-bit ASNs in the Routing Table: 189956
Number of bogon 32-bit ASNs visible in the Routing Table: 48
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 524
Number of addresses announced to Internet: 3026799488
Equivalent to 180 /8s, 105 /16s and 75 /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: 312444
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256052
Total APNIC prefixes after maximum aggregation: 74944
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 247961
Unique aggregates announced from the APNIC address blocks: 102061
APNIC Region origin ASes present in the Internet Routing Table: 14282
APNIC Prefixes per ASN: 17.36
APNIC Region origin ASes announcing only one prefix: 4343
APNIC Region transit ASes present in the Internet Routing Table: 1903
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 84
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9692
Number of APNIC addresses announced to Internet: 762440064
Equivalent to 45 /8s, 113 /16s and 233 /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: 278392
Total ARIN prefixes after maximum aggregation: 125472
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 282728
Unique aggregates announced from the ARIN address blocks: 134945
ARIN Region origin ASes present in the Internet Routing Table: 19113
ARIN Prefixes per ASN: 14.79
ARIN Region origin ASes announcing only one prefix: 6940
ARIN Region transit ASes present in the Internet Routing Table: 1984
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: 4945
Number of ARIN addresses announced to Internet: 1266744064
Equivalent to 75 /8s, 128 /16s and 251 /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: 265974
Total RIPE prefixes after maximum aggregation: 128009
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 261761
Unique aggregates announced from the RIPE address blocks: 165546
RIPE Region origin ASes present in the Internet Routing Table: 28682
RIPE Prefixes per ASN: 9.13
RIPE Region origin ASes announcing only one prefix: 12123
RIPE Region transit ASes present in the Internet Routing Table: 3987
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: 11913
Number of RIPE addresses announced to Internet: 714574080
Equivalent to 42 /8s, 151 /16s and 137 /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: 122048
Total LACNIC prefixes after maximum aggregation: 28675
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 120042
Unique aggregates announced from the LACNIC address blocks: 47895
LACNIC Region origin ASes present in the Internet Routing Table: 11119
LACNIC Prefixes per ASN: 10.80
LACNIC Region origin ASes announcing only one prefix: 2654
LACNIC Region transit ASes present in the Internet Routing Table: 2444
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: 9016
Number of LACNIC addresses announced to Internet: 177989120
Equivalent to 10 /8s, 155 /16s and 230 /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: 31496
Total AfriNIC prefixes after maximum aggregation: 6272
AfriNIC Deaggregation factor: 5.02
Prefixes being announced from the AfriNIC address blocks: 41923
Unique aggregates announced from the AfriNIC address blocks: 13717
AfriNIC Region origin ASes present in the Internet Routing Table: 1863
AfriNIC Prefixes per ASN: 22.50
AfriNIC Region origin ASes announcing only one prefix: 667
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 1227
Number of AfriNIC addresses announced to Internet: 104755712
Equivalent to 6 /8s, 62 /16s and 114 /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 9869 8747 79 CHINAMOBILE-CN China Mobile Communication
7545 5662 840 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4935 4192 74 ERX-CERNET-BKB China Education and Resear
18403 4212 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3964 1331 21 VIETEL-AS-AP Viettel Group, VN
9498 3792 511 262 BBIL-AP BHARTI Airtel Ltd., IN
7713 3637 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3242 1841 105 VNPT-AS-VN VNPT Corp, VN
24560 2818 860 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2274 11520 574 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 10291 11567 3673 AMAZON-02, US
11492 4624 307 545 CABLEONE, US
7155 4166 287 88 VIASAT-SP-BACKBONE, US
174 3779 8787 881 COGENT-174, US
6327 3595 1320 79 SHAW, CA
22773 3423 3035 188 ASN-CXA-ALL-CCI-22773-RDC, US
749 3258 54898 2510 DNIC-AS-00749, US
16625 3126 1317 2189 AKAMAI-AS, US
7018 2954 23678 1856 ATT-INTERNET4, US
396982 2771 3597 418 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 7712 1708 145 UNI2-AS, ES
39891 4521 271 59 ALJAWWALSTC-AS, SA
20940 3837 3396 133 AKAMAI-ASN1, NL
9009 3569 305 1842 M247, RO
12389 2936 2301 886 ROSTELECOM-AS, RU
34984 2333 361 585 TELLCOM-AS, TR
8551 1782 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
212238 1745 125 1277 CDNEXT, GB
13188 1607 100 26 TRIOLAN, UA
8452 1556 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 11826 3290 513 UNINET, MX
10620 3531 493 934 Telmex Colombia S.A., CO
13999 2554 619 38 Mega Cable, S.A. de C.V., MX
11830 2004 369 64 Instituto Costarricense de Electricidad y
28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR
3816 1313 768 200 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
6503 1126 314 483 Axtel, S.A.B. de C.V., MX
26615 1076 2503 53 TIM SA, BR
22884 1065 97 368 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6147 1044 369 22 Telefonica del Peru S.A.A., PE
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 1382 1520 280 ETISALAT-MISR, EG
29571 1303 83 76 ORANGE-COTE-IVOIRE, CI
36903 1249 554 96 MT-MPLS, MA
36935 937 521 42 Vodafone-, EG
6713 556 1861 35 IAM-AS, MA
36914 553 82 3 KENET-AS, KE
37342 431 32 1 MOVITEL, MZ
24757 427 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 11826 3290 513 UNINET, MX
16509 10291 11567 3673 AMAZON-02, US
9808 9869 8747 79 CHINAMOBILE-CN China Mobile Communication
12479 7712 1708 145 UNI2-AS, ES
7545 5662 840 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4935 4192 74 ERX-CERNET-BKB China Education and Resear
11492 4624 307 545 CABLEONE, US
39891 4521 271 59 ALJAWWALSTC-AS, SA
18403 4212 347 23 FPT-AS-AP FPT Telecom Company, VN
7155 4166 287 88 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 9869 9790 CHINAMOBILE-CN China Mobile Communications Grou
12479 7712 7567 UNI2-AS, ES
16509 10291 6618 AMAZON-02, US
7545 5662 5000 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4935 4861 ERX-CERNET-BKB China Education and Research Net
39891 4521 4462 ALJAWWALSTC-AS, SA
18403 4212 4189 FPT-AS-AP FPT Telecom Company, VN
11492 4624 4079 CABLEONE, US
7155 4166 4078 VIASAT-SP-BACKBONE, US
7552 3964 3943 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
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.170.224.0/24 Origin: 30168 RESERVED, ZZ
23.170.224.0/24 Transit: 397095 SETSONLLC, 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
/13:575 /14:1163 /15:2058 /16:13185 /17:8273 /18:13727
/19:24684 /20:44301 /21:51884 /22:111600 /23:100138 /24:582173
/25:723 /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 6798 7712 UNI2-AS, ES
8151 5925 11826 UNINET, MX
11492 3535 4624 CABLEONE, US
6327 3392 3595 SHAW, CA
39891 3361 4521 ALJAWWALSTC-AS, SA
7155 3111 4166 VIASAT-SP-BACKBONE, US
22773 2560 3423 ASN-CXA-ALL-CCI-22773-RDC, US
10620 2160 3531 Telmex Colombia S.A., CO
30036 2157 2496 MEDIACOM-ENTERPRISE-BUSINESS, US
16509 2150 10291 AMAZON-02, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2303 2:1545 3:392 4:6 5:4374 6:162
7:6 8:1519 9:1 11:172 12:1433 13:365
14:2390 15:324 16:224 17:360 18:784 20:401
21:4 22:188 23:6925 24:2695 25:2 27:2562
29:19 31:2624 32:47 34:65 35:136 36:2354
37:4493 38:8146 39:912 40:147 41:4088 42:2008
43:2427 44:332 45:17380 46:4588 47:299 49:1986
50:1855 51:576 52:1579 54:319 55:948 56:8
57:215 58:2233 59:1260 60:1059 61:2662 62:2775
63:1853 64:5426 65:2270 66:4633 67:3009 68:1333
69:4015 70:1157 71:557 72:2860 74:2607 75:1558
76:618 77:2495 78:1855 79:1794 80:2194 81:2015
82:1665 83:1367 84:1701 85:3152 86:939 87:2297
88:1250 89:4201 90:698 91:8184 92:2360 93:2717
94:3752 95:4212 96:1278 97:316 98:1040 99:739
100:73 101:1167 102:3310 103:32303 104:4806 105:693
106:1011 107:2501 108:1163 109:4059 110:2119 111:3226
112:2062 113:1816 114:1825 115:2044 116:1971 117:2643
118:2810 119:1976 120:1822 121:1354 122:2705 123:2281
124:1626 125:2862 126:64 128:1404 129:943 130:1185
131:1851 132:823 133:415 134:1717 135:308 136:1124
137:1103 138:2855 139:1527 140:1423 141:1383 142:1671
143:1621 144:1023 145:360 146:2107 147:2019 148:2535
149:2762 150:1028 151:1340 152:2242 153:523 154:6450
155:1430 156:2276 157:1903 158:1147 159:2434 160:2862
161:1712 162:3531 163:1719 164:1682 165:2139 166:1265
167:1832 168:4044 169:807 170:4903 171:1047 172:3885
173:3072 174:901 175:1240 176:3461 177:4582 178:3650
179:2183 180:2425 181:3791 182:3330 183:1982 184:2263
185:20945 186:4937 187:4395 188:4096 189:4185 190:9487
191:1526 192:11053 193:9210 194:7490 195:5308 196:3211
197:2576 198:6059 199:8035 200:8168 201:6412 202:10531
203:10346 204:4567 205:3682 206:4484 207:3617 208:4164
209:5034 210:4731 211:2631 212:4398 213:3628 214:1069
215:49 216:6718 217:2935 218:1399 219:600 220:2025
221:1035 222:864 223:2247
End of report
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