[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 24 22:46:33 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 24 Feb, 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: 1028344
Prefixes after maximum aggregation (per Origin AS): 376975
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476065
Total ASes present in the Internet Routing Table: 76810
Prefixes per ASN: 13.39
Origin-only ASes present in the Internet Routing Table: 66105
Origin ASes announcing only one prefix: 26284
Transit ASes present in the Internet Routing Table: 10705
Transit-only ASes present in the Internet Routing Table: 531
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: 1108
Number of instances of unregistered ASNs: 1115
Number of 32-bit ASNs allocated by the RIRs: 46191
Number of 32-bit ASNs visible in the Routing Table: 37932
Prefixes from 32-bit ASNs in the Routing Table: 210635
Number of bogon 32-bit ASNs visible in the Routing Table: 79
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 534
Number of addresses announced to Internet: 3116408677
Equivalent to 185 /8s, 192 /16s and 159 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
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: 347674
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265349
Total APNIC prefixes after maximum aggregation: 76655
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257277
Unique aggregates announced from the APNIC address blocks: 102794
APNIC Region origin ASes present in the Internet Routing Table: 14579
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4420
APNIC Region transit ASes present in the Internet Routing Table: 1951
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10040
Number of APNIC addresses announced to Internet: 755958592
Equivalent to 45 /8s, 15 /16s and 3 /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: 294365
Total ARIN prefixes after maximum aggregation: 129278
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295862
Unique aggregates announced from the ARIN address blocks: 135918
ARIN Region origin ASes present in the Internet Routing Table: 19263
ARIN Prefixes per ASN: 15.36
ARIN Region origin ASes announcing only one prefix: 7023
ARIN Region transit ASes present in the Internet Routing Table: 1925
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5167
Number of ARIN addresses announced to Internet: 1348833024
Equivalent to 80 /8s, 101 /16s and 143 /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: 289964
Total RIPE prefixes after maximum aggregation: 134050
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287110
Unique aggregates announced from the RIPE address blocks: 173003
RIPE Region origin ASes present in the Internet Routing Table: 28921
RIPE Prefixes per ASN: 9.93
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3850
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12299
Number of RIPE addresses announced to Internet: 732525349
Equivalent to 43 /8s, 169 /16s and 115 /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: 138387
Total LACNIC prefixes after maximum aggregation: 29358
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135406
Unique aggregates announced from the LACNIC address blocks: 48998
LACNIC Region origin ASes present in the Internet Routing Table: 11210
LACNIC Prefixes per ASN: 12.08
LACNIC Region origin ASes announcing only one prefix: 2155
LACNIC Region transit ASes present in the Internet Routing Table: 2458
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: 9145
Number of LACNIC addresses announced to Internet: 173965824
Equivalent to 10 /8s, 94 /16s and 130 /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: 39171
Total AfriNIC prefixes after maximum aggregation: 6951
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 52153
Unique aggregates announced from the AfriNIC address blocks: 14924
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 27.13
AfriNIC Region origin ASes announcing only one prefix: 651
AfriNIC Region transit ASes present in the Internet Routing Table: 360
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: 1281
Number of AfriNIC addresses announced to Internet: 104860672
Equivalent to 6 /8s, 64 /16s and 12 /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 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4322 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3272 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2843 853 533 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2207 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 12783 39188 3812 AMAZON-02, US
174 5486 8764 945 COGENT-174, US
11492 4705 312 562 CABLEONE, US
7155 4174 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3382 3049 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3060 1313 2213 AKAMAI-AS, US
396982 2930 3660 450 GOOGLE-CLOUD-PLATFORM, US
30036 2583 357 306 MEDIACOM-ENTERPRISE-BUSINESS, 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 9673 1285 1314 TTNET, TR
12479 7758 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4026 3396 143 AKAMAI-ASN1, NL
9009 3780 325 1926 M247, RO
12389 2999 2303 895 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 2012 146 1489 CDNEXT, GB
8452 1928 1852 14 TE-AS TE-AS, EG
5384 1799 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 12057 3254 695 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2519 541 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1594 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1158 371 22 Telefonica del Peru S.A.A., PE
28202 1131 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1127 374 163 Axtel, S.A.B. de C.V., MX
11664 1065 278 33 Techtel LMDS Comunicaciones Interactivas
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 1683 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1620 389 16 LINKdotNET-AS, EG
29571 1562 98 103 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1292 202 342 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
6713 558 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 12783 39188 3812 AMAZON-02, US
8151 12057 3254 695 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9673 1285 1314 TTNET, TR
12479 7758 1714 145 UNI2-AS, ES
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5486 8764 945 COGENT-174, US
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4705 312 562 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 12057 11362 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9673 8359 TTNET, TR
12479 7758 7613 UNI2-AS, ES
7545 6219 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4964 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5486 4541 COGENT-174, US
18403 4322 4297 FPT-AS-AP FPT Telecom Company, VN
11492 4705 4143 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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, MX
192.88.99.0/24 6939 HURRICANE, US
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
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 /11:92 /12:307
/13:588 /14:1236 /15:2203 /16:14101 /17:8578 /18:14260
/19:25461 /20:46159 /21:54830 /22:116198 /23:110234 /24:630714
/25:601 /26:591 /27:1052 /28:78 /29:106 /30:23
/31:2 /32:855
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8758 9673 TTNET, TR
12479 6711 7758 UNI2-AS, ES
8151 6212 12057 UNINET, MX
11492 3556 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3120 4174 VIASAT-SP-BACKBONE, US
22773 2519 3382 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2278 12783 AMAZON-02, US
30036 2243 2583 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 2:1601 3:572 4:25 5:4839 6:164
7:6 8:1643 9:1 10:1 11:172 12:1384
13:350 14:2552 15:348 16:274 17:358 18:915
20:460 21:4 22:188 23:7392 24:2775 25:2
27:2745 29:19 31:3223 32:53 34:82 35:206
36:2439 37:4741 38:10073 39:898 40:157 41:4798
42:1977 43:2585 44:354 45:19878 46:5059 47:294
49:1980 50:1900 51:590 52:1602 54:300 55:1020
56:9 57:251 58:2318 59:1290 60:1168 61:3105
62:3030 63:1852 64:5561 65:2217 66:4731 67:3092
68:1143 69:4009 70:1125 71:621 72:2959 74:2808
75:1652 76:617 77:2788 78:4229 79:1758 80:2249
81:2195 82:2680 83:1441 84:1819 85:4279 86:1028
87:2439 88:3428 89:4473 90:762 91:8460 92:2824
93:2895 94:3990 95:5463 96:1359 97:327 98:982
99:742 100:71 101:1403 102:4274 103:32752 104:4825
105:2234 106:996 107:2606 108:1220 109:4145 110:2271
111:3339 112:2076 113:1825 114:1955 115:2227 116:2106
117:2787 118:2902 119:2016 120:1909 121:1436 122:2899
123:2329 124:1640 125:2918 126:94 128:1682 129:1033
130:1317 131:2011 132:911 133:450 134:1535 135:375
136:1339 137:1175 138:3249 139:1628 140:1569 141:1488
142:1877 143:1727 144:1068 145:471 146:2164 147:2069
148:2596 149:2962 150:1244 151:1697 152:2132 153:574
154:7932 155:1625 156:3175 157:1933 158:1265 159:2435
160:3656 161:1938 162:3720 163:1867 164:1758 165:2215
166:1368 167:1909 168:4371 169:819 170:5500 171:1007
172:4375 173:3270 174:918 175:1287 176:3745 177:6145
178:3924 179:2720 180:2653 181:4173 182:3376 183:2075
184:2310 185:21786 186:5723 187:4998 188:4333 189:4593
190:9936 191:2088 192:11214 193:9450 194:7862 195:5653
196:3609 197:4001 198:6236 199:8357 200:8676 201:6530
202:10872 203:10785 204:4607 205:3730 206:4710 207:3608
208:4222 209:5244 210:4923 211:2643 212:4612 213:3871
214:1062 215:48 216:6683 217:3178 218:1396 219:555
220:2121 221:1056 222:850 223:2333
End of report
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