[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 23 22:47:05 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 23 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: 1029379
Prefixes after maximum aggregation (per Origin AS): 375493
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472321
Total ASes present in the Internet Routing Table: 76687
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 66013
Origin ASes announcing only one prefix: 26239
Transit ASes present in the Internet Routing Table: 10674
Transit-only ASes present in the Internet Routing Table: 519
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: 1133
Number of instances of unregistered ASNs: 1140
Number of 32-bit ASNs allocated by the RIRs: 46064
Number of 32-bit ASNs visible in the Routing Table: 37751
Prefixes from 32-bit ASNs in the Routing Table: 209436
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 550
Number of addresses announced to Internet: 3122175867
Equivalent to 186 /8s, 24 /16s and 159 /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: 346522
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266273
Total APNIC prefixes after maximum aggregation: 76889
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257838
Unique aggregates announced from the APNIC address blocks: 102478
APNIC Region origin ASes present in the Internet Routing Table: 14526
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4422
APNIC Region transit ASes present in the Internet Routing Table: 1931
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: 9986
Number of APNIC addresses announced to Internet: 760637504
Equivalent to 45 /8s, 86 /16s and 104 /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: 296557
Total ARIN prefixes after maximum aggregation: 128684
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297800
Unique aggregates announced from the ARIN address blocks: 134410
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.48
ARIN Region origin ASes announcing only one prefix: 7000
ARIN Region transit ASes present in the Internet Routing Table: 1920
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: 5127
Number of ARIN addresses announced to Internet: 1346758342
Equivalent to 80 /8s, 69 /16s and 230 /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: 288571
Total RIPE prefixes after maximum aggregation: 133110
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 285330
Unique aggregates announced from the RIPE address blocks: 170857
RIPE Region origin ASes present in the Internet Routing Table: 28891
RIPE Prefixes per ASN: 9.88
RIPE Region origin ASes announcing only one prefix: 12022
RIPE Region transit ASes present in the Internet Routing Table: 3829
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: 12237
Number of RIPE addresses announced to Internet: 732180773
Equivalent to 43 /8s, 164 /16s and 49 /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: 138447
Total LACNIC prefixes after maximum aggregation: 29290
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 135953
Unique aggregates announced from the LACNIC address blocks: 48956
LACNIC Region origin ASes present in the Internet Routing Table: 11198
LACNIC Prefixes per ASN: 12.14
LACNIC Region origin ASes announcing only one prefix: 2155
LACNIC Region transit ASes present in the Internet Routing Table: 2475
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: 9127
Number of LACNIC addresses announced to Internet: 177608320
Equivalent to 10 /8s, 150 /16s and 22 /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: 38398
Total AfriNIC prefixes after maximum aggregation: 6816
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 51906
Unique aggregates announced from the AfriNIC address blocks: 15177
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 27.08
AfriNIC Region origin ASes announcing only one prefix: 640
AfriNIC Region transit ASes present in the Internet Routing Table: 361
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet: 104725760
Equivalent to 6 /8s, 61 /16s and 253 /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 10402 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6202 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4230 347 24 FPT-AS-AP FPT Telecom Company, VN
9498 4162 529 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3900 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3678 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2821 846 546 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 12608 38854 3726 AMAZON-02, US
174 6151 8762 900 COGENT-174, US
11492 4691 312 563 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3170 508 130 CENIC-2152, US
16625 3015 1302 2196 AKAMAI-AS, US
396982 2905 3657 444 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 9649 1282 1365 TTNET, TR
12479 7725 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4041 3396 141 AKAMAI-ASN1, NL
9009 3757 322 1906 M247, RO
12389 2985 2303 891 ROSTELECOM-AS, RU
34984 2418 364 573 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1902 136 1402 CDNEXT, GB
5384 1791 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 11932 3247 708 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2514 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1170 374 163 Axtel, S.A.B. de C.V., MX
28202 1126 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1108 371 22 Telefonica del Peru S.A.A., PE
22884 1075 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 1682 601 30 RAYA-AS, EG
24863 1648 389 18 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 1281 198 332 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1002 521 42 Vodafone-, EG
37069 839 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 12608 38854 3726 AMAZON-02, US
8151 11932 3247 708 UNINET, MX
9808 10402 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7725 1711 144 UNI2-AS, ES
7545 6202 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6151 8762 900 COGENT-174, US
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4691 312 563 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 11932 11224 UNINET, MX
9808 10402 10277 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7725 7581 UNI2-AS, ES
7545 6202 5537 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6151 5251 COGENT-174, US
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4230 4206 FPT-AS-AP FPT Telecom Company, VN
11492 4691 4128 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
23.132.228.0/24 Origin: 212516 NET-ALESSIOCAIROLI Alessio Cairoli, IT
23.132.228.0/24 Transit: 41720 Contact: noc at as41720.net, IT
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 /12:311
/13:591 /14:1241 /15:2215 /16:14134 /17:8564 /18:14708
/19:25597 /20:46233 /21:54969 /22:116268 /23:110193 /24:628017
/25:648 /26:641 /27:1186 /28:221 /29:378 /30:249
/31:1260 /32:1587
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6686 7725 UNI2-AS, ES
8151 6088 11932 UNINET, MX
11492 3550 4691 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2236 12608 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)
----------------------------------------------
1:2323 2:1656 3:557 4:25 5:4895 6:165
7:6 8:1638 9:1 10:1 11:172 12:1391
13:356 14:2533 15:337 16:270 17:362 18:903
20:460 21:4 22:188 23:7327 24:2780 25:2
27:2785 29:19 31:3176 32:56 34:74 35:189
36:2433 37:4683 38:10471 39:897 40:151 41:4734
42:1939 43:2570 44:346 45:19836 46:5038 47:296
49:2012 50:1886 51:586 52:1602 54:307 55:1022
56:9 57:246 58:2303 59:1256 60:1161 61:2985
62:3019 63:1861 64:5549 65:2236 66:4716 67:3083
68:1184 69:4059 70:1126 71:617 72:2932 74:2806
75:1642 76:636 77:2728 78:4227 79:1753 80:2259
81:2222 82:2035 83:1461 84:1816 85:4211 86:1003
87:2462 88:3424 89:4491 90:756 91:8462 92:2805
93:2915 94:3911 95:5396 96:1273 97:318 98:988
99:736 100:72 101:1399 102:4155 103:32608 104:4633
105:2165 106:1015 107:2612 108:1194 109:4122 110:2268
111:3381 112:2072 113:1805 114:1957 115:2250 116:2064
117:2753 118:2873 119:2017 120:1903 121:1431 122:2871
123:2190 124:1699 125:2897 126:94 128:1690 129:1028
130:1297 131:2043 132:922 133:450 134:1524 135:370
136:1342 137:1167 138:3245 139:1590 140:1535 141:1479
142:1868 143:1711 144:1040 145:472 146:2158 147:2061
148:2602 149:2921 150:1214 151:1628 152:2116 153:574
154:8300 155:1568 156:3476 157:1909 158:1262 159:2430
160:3633 161:1848 162:3674 163:1808 164:1755 165:2196
166:1339 167:1889 168:4411 169:819 170:5521 171:1007
172:4086 173:3206 174:918 175:1288 176:3713 177:6288
178:3930 179:2687 180:2626 181:4124 182:3371 183:2055
184:2274 185:21691 186:5752 187:5046 188:4376 189:4518
190:9906 191:2088 192:11289 193:9402 194:7814 195:5615
196:3478 197:3827 198:6208 199:8328 200:8651 201:6572
202:10872 203:10776 204:4567 205:3725 206:4715 207:3634
208:4232 209:5216 210:4851 211:2622 212:4624 213:3869
214:1050 215:42 216:6700 217:3169 218:1394 219:555
220:2112 221:1054 222:851 223:2330
End of report
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