[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Feb 20 22:46:46 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 20 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: 1027099
Prefixes after maximum aggregation (per Origin AS): 376509
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475674
Total ASes present in the Internet Routing Table: 76756
Prefixes per ASN: 13.38
Origin-only ASes present in the Internet Routing Table: 66075
Origin ASes announcing only one prefix: 26252
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 534
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: 1100
Number of instances of unregistered ASNs: 1107
Number of 32-bit ASNs allocated by the RIRs: 46146
Number of 32-bit ASNs visible in the Routing Table: 37892
Prefixes from 32-bit ASNs in the Routing Table: 210524
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 546
Number of addresses announced to Internet: 3115942181
Equivalent to 185 /8s, 185 /16s and 129 /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: 347720
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264846
Total APNIC prefixes after maximum aggregation: 76510
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257016
Unique aggregates announced from the APNIC address blocks: 102824
APNIC Region origin ASes present in the Internet Routing Table: 14549
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4414
APNIC Region transit ASes present in the Internet Routing Table: 1935
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: 10013
Number of APNIC addresses announced to Internet: 755782464
Equivalent to 45 /8s, 12 /16s and 83 /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: 293612
Total ARIN prefixes after maximum aggregation: 129033
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295423
Unique aggregates announced from the ARIN address blocks: 135853
ARIN Region origin ASes present in the Internet Routing Table: 19251
ARIN Prefixes per ASN: 15.35
ARIN Region origin ASes announcing only one prefix: 7012
ARIN Region transit ASes present in the Internet Routing Table: 1926
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: 5162
Number of ARIN addresses announced to Internet: 1344659264
Equivalent to 80 /8s, 37 /16s and 223 /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: 289834
Total RIPE prefixes after maximum aggregation: 133964
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287026
Unique aggregates announced from the RIPE address blocks: 172789
RIPE Region origin ASes present in the Internet Routing Table: 28901
RIPE Prefixes per ASN: 9.93
RIPE Region origin ASes announcing only one prefix: 12019
RIPE Region transit ASes present in the Internet Routing Table: 3841
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: 12294
Number of RIPE addresses announced to Internet: 732459045
Equivalent to 43 /8s, 168 /16s and 112 /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: 138611
Total LACNIC prefixes after maximum aggregation: 29365
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135952
Unique aggregates announced from the LACNIC address blocks: 48996
LACNIC Region origin ASes present in the Internet Routing Table: 11212
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2156
LACNIC Region transit ASes present in the Internet Routing Table: 2453
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: 178030720
Equivalent to 10 /8s, 156 /16s and 136 /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: 39096
Total AfriNIC prefixes after maximum aggregation: 6950
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 51134
Unique aggregates announced from the AfriNIC address blocks: 14774
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 26.62
AfriNIC Region origin ASes announcing only one prefix: 651
AfriNIC Region transit ASes present in the Internet Routing Table: 358
Average AfriNIC Region AS path length visible: 3.4
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: 104744192
Equivalent to 6 /8s, 62 /16s and 69 /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 10336 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4279 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2842 854 529 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 12808 39190 3782 AMAZON-02, US
174 5495 8765 948 COGENT-174, US
11492 4704 312 569 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3381 3049 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3060 1313 2210 AKAMAI-AS, US
396982 2930 3660 450 GOOGLE-CLOUD-PLATFORM, US
30036 2592 359 279 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 7770 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4024 3396 143 AKAMAI-ASN1, NL
9009 3778 325 1924 M247, RO
12389 2997 2303 894 ROSTELECOM-AS, RU
34984 2416 364 574 TELLCOM-AS, TR
212238 2020 146 1496 CDNEXT, GB
8452 1920 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 12038 3250 702 UNINET, MX
10620 3544 492 951 Telmex Colombia S.A., CO
13999 2516 539 366 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,
6147 1155 371 22 Telefonica del Peru S.A.A., PE
28202 1131 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
22884 1077 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 1683 599 30 RAYA-AS, EG
24863 1644 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1556 98 101 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1291 202 342 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 997 521 42 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
36914 558 82 3 KENET-AS, KE
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 12808 39190 3782 AMAZON-02, US
8151 12038 3250 702 UNINET, MX
9808 10336 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9673 1285 1314 TTNET, TR
12479 7770 1714 145 UNI2-AS, ES
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5495 8765 948 COGENT-174, US
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4704 312 569 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 12038 11336 UNINET, MX
9808 10336 10246 CHINAMOBILE-CN China Mobile Communications Grou
47331 9673 8359 TTNET, TR
12479 7770 7625 UNI2-AS, ES
7545 6214 5552 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 5495 4547 COGENT-174, US
18403 4279 4254 FPT-AS-AP FPT Telecom Company, VN
11492 4704 4135 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 /14:1235 /15:2203 /16:14096 /17:8576 /18:14248
/19:25446 /20:46114 /21:54849 /22:116210 /23:110117 /24:629633
/25:599 /26:592 /27:1057 /28:78 /29:106 /30:23
/31:2 /32:853
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8758 9673 TTNET, TR
12479 6723 7770 UNI2-AS, ES
8151 6196 12038 UNINET, MX
11492 3556 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2519 3381 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2280 12808 AMAZON-02, US
30036 2252 2592 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2332 2:1601 3:573 4:25 5:4829 6:165
7:6 8:1650 9:1 10:1 11:172 12:1385
13:350 14:2549 15:349 16:273 17:358 18:917
20:460 21:4 22:188 23:7375 24:2775 25:2
27:2775 29:19 31:3219 32:53 34:82 35:206
36:2435 37:4734 38:10015 39:898 40:153 41:4758
42:1955 43:2581 44:355 45:19878 46:5046 47:294
49:1994 50:1903 51:589 52:1602 54:300 55:1090
56:9 57:252 58:2320 59:1290 60:1167 61:3102
62:3047 63:1852 64:5558 65:2221 66:4721 67:3091
68:1139 69:4011 70:1126 71:621 72:2950 74:2820
75:1650 76:616 77:2785 78:4230 79:1754 80:2250
81:2196 82:2640 83:1455 84:1822 85:4284 86:1026
87:2439 88:3429 89:4483 90:762 91:8461 92:2823
93:2893 94:3989 95:5436 96:1366 97:327 98:982
99:741 100:71 101:1397 102:4299 103:32651 104:4823
105:2230 106:996 107:2606 108:1214 109:4145 110:2271
111:3329 112:2074 113:1815 114:1960 115:2220 116:2099
117:2748 118:2900 119:2014 120:1909 121:1438 122:2895
123:2330 124:1684 125:2913 126:94 128:1682 129:1031
130:1315 131:2011 132:914 133:450 134:1532 135:371
136:1344 137:1173 138:3236 139:1616 140:1569 141:1491
142:1877 143:1726 144:1069 145:473 146:2155 147:2069
148:2618 149:2948 150:1237 151:1688 152:2133 153:574
154:7446 155:1627 156:2802 157:1920 158:1260 159:2434
160:3678 161:1921 162:3715 163:1854 164:1760 165:2210
166:1368 167:1908 168:4374 169:819 170:5512 171:1006
172:4378 173:3279 174:919 175:1291 176:3741 177:6195
178:3939 179:2706 180:2656 181:4155 182:3375 183:2038
184:2307 185:21767 186:5740 187:5043 188:4363 189:4607
190:9918 191:2088 192:11229 193:9445 194:7863 195:5647
196:3539 197:3994 198:6233 199:8362 200:8731 201:6629
202:10899 203:10773 204:4600 205:3716 206:4705 207:3610
208:4218 209:5236 210:4884 211:2631 212:4614 213:3871
214:1059 215:42 216:6674 217:3178 218:1396 219:555
220:2116 221:1052 222:849 223:2327
End of report
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