[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jan 30 22:46:14 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 30 Jan, 2025
IPv4 BGP Table (Global) as seen at RouteViews OIX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/OIX/
Analysis Summary
----------------
BGP routing table entries examined: 1032009
Prefixes after maximum aggregation (per Origin AS): 376616
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473762
Total ASes present in the Internet Routing Table: 76685
Prefixes per ASN: 13.46
Origin-only ASes present in the Internet Routing Table: 66000
Origin ASes announcing only one prefix: 26196
Transit ASes present in the Internet Routing Table: 10685
Transit-only ASes present in the Internet Routing Table: 525
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1136
Number of instances of unregistered ASNs: 1143
Number of 32-bit ASNs allocated by the RIRs: 46076
Number of 32-bit ASNs visible in the Routing Table: 37767
Prefixes from 32-bit ASNs in the Routing Table: 209954
Number of bogon 32-bit ASNs visible in the Routing Table: 80
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 547
Number of addresses announced to Internet: 3120870011
Equivalent to 186 /8s, 4 /16s and 178 /24s
Percentage of available address space announced: 84.3
Percentage of allocated address space announced: 84.3
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: 347687
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266437
Total APNIC prefixes after maximum aggregation: 77046
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257859
Unique aggregates announced from the APNIC address blocks: 102527
APNIC Region origin ASes present in the Internet Routing Table: 14530
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4407
APNIC Region transit ASes present in the Internet Routing Table: 1936
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9988
Number of APNIC addresses announced to Internet: 758778944
Equivalent to 45 /8s, 58 /16s and 12 /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: 297255
Total ARIN prefixes after maximum aggregation: 129107
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298674
Unique aggregates announced from the ARIN address blocks: 134921
ARIN Region origin ASes present in the Internet Routing Table: 19227
ARIN Prefixes per ASN: 15.53
ARIN Region origin ASes announcing only one prefix: 6984
ARIN Region transit ASes present in the Internet Routing Table: 1910
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5132
Number of ARIN addresses announced to Internet: 1345427142
Equivalent to 80 /8s, 49 /16s and 150 /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, 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: 289713
Total RIPE prefixes after maximum aggregation: 133636
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286474
Unique aggregates announced from the RIPE address blocks: 171695
RIPE Region origin ASes present in the Internet Routing Table: 28890
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12011
RIPE Region transit ASes present in the Internet Routing Table: 3835
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12238
Number of RIPE addresses announced to Internet: 733687333
Equivalent to 43 /8s, 187 /16s and 46 /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,
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: 138770
Total LACNIC prefixes after maximum aggregation: 29320
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 136198
Unique aggregates announced from the LACNIC address blocks: 49000
LACNIC Region origin ASes present in the Internet Routing Table: 11198
LACNIC Prefixes per ASN: 12.16
LACNIC Region origin ASes announcing only one prefix: 2150
LACNIC Region transit ASes present in the Internet Routing Table: 2486
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9133
Number of LACNIC addresses announced to Internet: 178034048
Equivalent to 10 /8s, 156 /16s and 149 /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: 38698
Total AfriNIC prefixes after maximum aggregation: 6813
AfriNIC Deaggregation factor: 5.68
Prefixes being announced from the AfriNIC address blocks: 52255
Unique aggregates announced from the AfriNIC address blocks: 15176
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.24
AfriNIC Region origin ASes announcing only one prefix: 644
AfriNIC Region transit ASes present in the Internet Routing Table: 362
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet: 104677632
Equivalent to 6 /8s, 61 /16s and 65 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6207 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4183 529 275 BBIL-AP BHARTI Airtel Ltd., IN
18403 4172 347 24 FPT-AS-AP FPT Telecom Company, VN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3902 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2836 852 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12693 38940 3720 AMAZON-02, US
174 6134 8760 889 COGENT-174, US
11492 4697 312 552 CABLEONE, US
7155 4177 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3414 3049 187 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
2152 3175 508 130 CENIC-2152, US
16625 3014 1305 2197 AKAMAI-AS, US
396982 2906 3657 446 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 9666 1284 1322 TTNET, TR
12479 7758 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3396 141 AKAMAI-ASN1, NL
9009 3763 323 1908 M247, RO
12389 2992 2303 891 ROSTELECOM-AS, RU
34984 2417 364 574 TELLCOM-AS, TR
8452 1951 1852 14 TE-AS TE-AS, EG
212238 1906 136 1406 CDNEXT, GB
5384 1782 585 30 EMIRATES-INTERNET Emirates Internet, AE
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11954 3243 707 UNINET, MX
10620 3540 492 954 Telmex Colombia S.A., CO
13999 2518 539 366 Mega Cable, S.A. de C.V., MX
11830 1988 369 64 Instituto Costarricense de Electricidad y
28573 1580 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1134 374 163 Axtel, S.A.B. de C.V., MX
28202 1127 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1104 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1681 601 30 RAYA-AS, EG
24863 1649 389 16 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1546 97 106 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1002 521 42 Vodafone-, EG
37069 867 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12693 38940 3720 AMAZON-02, US
8151 11954 3243 707 UNINET, MX
9808 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9666 1284 1322 TTNET, TR
12479 7758 1711 144 UNI2-AS, ES
7545 6207 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6134 8760 889 COGENT-174, US
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4697 312 552 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11954 11247 UNINET, MX
9808 10400 10275 CHINAMOBILE-CN China Mobile Communications Grou
47331 9666 8344 TTNET, TR
12479 7758 7614 UNI2-AS, ES
7545 6207 5544 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6134 5245 COGENT-174, US
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4172 4148 FPT-AS-AP FPT Telecom Company, VN
11492 4697 4145 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
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 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.80.0.0/24 60478 KSYS, CH
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/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
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 Transit: 6939 HURRICANE, US
23.133.108.0/24 Origin: 20473 AS-VULTR, US
23.133.108.0/24 Transit: 2914 NTT-LTD-2914, US
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:16 /10:42 /11:93 /12:309
/13:590 /14:1240 /15:2213 /16:14116 /17:8572 /18:14729
/19:25612 /20:46356 /21:55153 /22:116499 /23:110410 /24:629818
/25:657 /26:653 /27:1187 /28:219 /29:370 /30:248
/31:1264 /32:1626
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8751 9666 TTNET, TR
12479 6718 7758 UNI2-AS, ES
8151 6122 11954 UNINET, MX
11492 3555 4697 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3125 4177 VIASAT-SP-BACKBONE, US
22773 2546 3414 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2270 12693 AMAZON-02, US
30036 2235 2574 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2331 2:1620 3:567 4:25 5:4998 6:165
7:6 8:1641 9:1 10:1 11:172 12:1387
13:353 14:2534 15:343 16:270 17:363 18:914
20:460 21:4 22:188 23:7320 24:2776 25:2
27:2783 29:19 31:3188 32:57 34:75 35:189
36:2435 37:4757 38:10507 39:897 40:151 41:4764
42:1919 43:2571 44:348 45:19805 46:5047 47:296
49:2008 50:1879 51:588 52:1601 54:307 55:1144
56:9 57:246 58:2303 59:1257 60:1162 61:2975
62:3036 63:1851 64:5555 65:2228 66:4735 67:3089
68:1200 69:4068 70:1126 71:617 72:2948 74:2812
75:1643 76:633 77:2738 78:4231 79:1528 80:2257
81:2225 82:2179 83:1466 84:1821 85:4221 86:1008
87:2466 88:3423 89:4517 90:754 91:8482 92:2790
93:2943 94:4006 95:5404 96:1296 97:317 98:991
99:737 100:72 101:1398 102:4281 103:32631 104:4681
105:2164 106:1015 107:2620 108:1178 109:4144 110:2262
111:3384 112:2073 113:1794 114:1957 115:2249 116:2063
117:2751 118:2859 119:2018 120:1904 121:1430 122:2881
123:2189 124:1698 125:2906 126:94 128:1687 129:1036
130:1314 131:2042 132:922 133:451 134:1528 135:368
136:1341 137:1170 138:3238 139:1604 140:1553 141:1507
142:1864 143:1733 144:1039 145:466 146:2163 147:2058
148:2599 149:2928 150:1209 151:1646 152:2108 153:574
154:8338 155:1619 156:3556 157:1905 158:1264 159:2430
160:3642 161:1856 162:3683 163:1808 164:1760 165:2206
166:1329 167:1905 168:4407 169:817 170:5521 171:1005
172:4324 173:3254 174:918 175:1289 176:3717 177:6275
178:3953 179:2688 180:2629 181:4137 182:3380 183:2043
184:2277 185:21755 186:5708 187:5064 188:4389 189:4549
190:9914 191:2089 192:11295 193:9413 194:7829 195:5628
196:3467 197:3920 198:6223 199:8326 200:8812 201:6567
202:10875 203:10780 204:4590 205:3694 206:4717 207:3645
208:4228 209:5241 210:4853 211:2620 212:4613 213:3887
214:1050 215:40 216:6713 217:3179 218:1394 219:555
220:2115 221:1055 222:850 223:2328
End of report
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