[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Feb 16 22:46:34 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 16 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: 1027345
Prefixes after maximum aggregation (per Origin AS): 376722
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475167
Total ASes present in the Internet Routing Table: 76733
Prefixes per ASN: 13.39
Origin-only ASes present in the Internet Routing Table: 66064
Origin ASes announcing only one prefix: 26261
Transit ASes present in the Internet Routing Table: 10669
Transit-only ASes present in the Internet Routing Table: 529
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: 1102
Number of instances of unregistered ASNs: 1109
Number of 32-bit ASNs allocated by the RIRs: 46152
Number of 32-bit ASNs visible in the Routing Table: 37860
Prefixes from 32-bit ASNs in the Routing Table: 210164
Number of bogon 32-bit ASNs visible in the Routing Table: 72
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 508
Number of addresses announced to Internet: 3115014309
Equivalent to 185 /8s, 171 /16s and 88 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 347106
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265565
Total APNIC prefixes after maximum aggregation: 76982
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 256929
Unique aggregates announced from the APNIC address blocks: 102816
APNIC Region origin ASes present in the Internet Routing Table: 14546
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4427
APNIC Region transit ASes present in the Internet Routing Table: 1928
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: 10009
Number of APNIC addresses announced to Internet: 755821632
Equivalent to 45 /8s, 12 /16s and 236 /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: 293512
Total ARIN prefixes after maximum aggregation: 128921
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 294815
Unique aggregates announced from the ARIN address blocks: 135184
ARIN Region origin ASes present in the Internet Routing Table: 19238
ARIN Prefixes per ASN: 15.32
ARIN Region origin ASes announcing only one prefix: 7013
ARIN Region transit ASes present in the Internet Routing Table: 1917
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: 5152
Number of ARIN addresses announced to Internet: 1343539520
Equivalent to 80 /8s, 20 /16s and 201 /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: 289582
Total RIPE prefixes after maximum aggregation: 133830
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 286665
Unique aggregates announced from the RIPE address blocks: 172422
RIPE Region origin ASes present in the Internet Routing Table: 28904
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12016
RIPE Region transit ASes present in the Internet Routing Table: 3846
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12276
Number of RIPE addresses announced to Internet: 732745253
Equivalent to 43 /8s, 172 /16s and 206 /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: 138450
Total LACNIC prefixes after maximum aggregation: 29363
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135783
Unique aggregates announced from the LACNIC address blocks: 49070
LACNIC Region origin ASes present in the Internet Routing Table: 11209
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2158
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: 177995520
Equivalent to 10 /8s, 155 /16s and 255 /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: 39134
Total AfriNIC prefixes after maximum aggregation: 6941
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 52643
Unique aggregates announced from the AfriNIC address blocks: 15261
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.45
AfriNIC Region origin ASes announcing only one prefix: 647
AfriNIC Region transit ASes present in the Internet Routing Table: 358
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: 1278
Number of AfriNIC addresses announced to Internet: 104650240
Equivalent to 6 /8s, 60 /16s and 214 /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 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4236 530 275 BBIL-AP BHARTI Airtel Ltd., IN
18403 4233 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3918 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3265 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2833 851 535 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 12749 38949 3735 AMAZON-02, US
174 5552 8759 900 COGENT-174, US
11492 4702 312 561 CABLEONE, US
7155 4170 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3387 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3049 1309 2212 AKAMAI-AS, US
396982 2925 3659 448 GOOGLE-CLOUD-PLATFORM, US
30036 2588 359 266 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 9672 1285 1316 TTNET, TR
12479 7763 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4024 3396 143 AKAMAI-ASN1, NL
9009 3773 324 1924 M247, RO
12389 2995 2303 894 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 2009 145 1486 CDNEXT, GB
8452 1918 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 12027 3248 697 UNINET, MX
10620 3543 492 950 Telmex Colombia S.A., CO
13999 2518 539 365 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1592 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
28202 1131 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
6147 1111 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 374 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 1684 601 30 RAYA-AS, EG
24863 1647 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1548 98 101 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 843 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 12749 38949 3735 AMAZON-02, US
8151 12027 3248 697 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9672 1285 1316 TTNET, TR
12479 7763 1714 145 UNI2-AS, ES
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5552 8759 900 COGENT-174, US
4538 5038 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4702 312 561 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 12027 11330 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9672 8356 TTNET, TR
12479 7763 7618 UNI2-AS, ES
7545 6211 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5038 4960 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5552 4652 COGENT-174, US
18403 4233 4208 FPT-AS-AP FPT Telecom Company, VN
11492 4702 4141 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
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: 7018 ATT-INTERNET4, 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 /11:93 /12:307
/13:587 /14:1235 /15:2202 /16:14094 /17:8566 /18:14249
/19:25432 /20:46134 /21:54879 /22:116117 /23:110026 /24:630054
/25:597 /26:593 /27:1056 /28:78 /29:106 /30:23
/31:2 /32:840
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8757 9672 TTNET, TR
12479 6720 7763 UNI2-AS, ES
8151 6190 12027 UNINET, MX
11492 3556 4702 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3119 4170 VIASAT-SP-BACKBONE, US
22773 2521 3387 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2275 12749 AMAZON-02, US
30036 2248 2588 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 2:1599 3:570 4:25 5:4828 6:165
7:6 8:1648 9:1 10:1 11:172 12:1387
13:348 14:2546 15:349 16:273 17:361 18:917
20:460 21:4 22:188 23:7376 24:2781 25:2
27:2769 29:19 31:3213 32:56 34:82 35:205
36:2436 37:4737 38:9998 39:897 40:153 41:4790
42:1936 43:2582 44:351 45:19867 46:5055 47:294
49:1991 50:1896 51:589 52:1602 54:300 55:1083
56:9 57:251 58:2321 59:1260 60:1166 61:3102
62:3044 63:1847 64:5540 65:2220 66:4724 67:3093
68:1123 69:4022 70:1132 71:619 72:2936 74:2815
75:1641 76:616 77:2751 78:4231 79:1748 80:2252
81:2200 82:2522 83:1454 84:1816 85:4269 86:1029
87:2430 88:3424 89:4476 90:760 91:8455 92:2826
93:2889 94:3993 95:5428 96:1346 97:317 98:969
99:738 100:71 101:1395 102:4306 103:32604 104:4693
105:2229 106:994 107:2608 108:1208 109:4138 110:2267
111:3398 112:2075 113:1812 114:1959 115:2262 116:2105
117:2748 118:2870 119:2014 120:1904 121:1435 122:2892
123:2303 124:1683 125:2913 126:94 128:1687 129:1039
130:1315 131:2013 132:909 133:450 134:1534 135:371
136:1326 137:1169 138:3259 139:1603 140:1564 141:1492
142:1877 143:1708 144:1069 145:474 146:2157 147:2068
148:2614 149:2929 150:1231 151:1677 152:2138 153:574
154:8185 155:1616 156:3586 157:1912 158:1254 159:2427
160:3664 161:1937 162:3714 163:1831 164:1746 165:2207
166:1364 167:1903 168:4395 169:821 170:5512 171:1007
172:4307 173:3259 174:918 175:1289 176:3730 177:6147
178:3910 179:2733 180:2639 181:4160 182:3374 183:2036
184:2270 185:21758 186:5675 187:4980 188:4352 189:4579
190:9914 191:2085 192:11216 193:9410 194:7857 195:5636
196:3545 197:3983 198:6235 199:8359 200:8718 201:6563
202:10880 203:10805 204:4597 205:3729 206:4698 207:3619
208:4211 209:5263 210:4876 211:2637 212:4621 213:3876
214:1054 215:42 216:6680 217:3181 218:1393 219:555
220:2118 221:1055 222:849 223:2327
End of report
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