[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Feb 21 22:46:38 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 21 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: 1027938
Prefixes after maximum aggregation (per Origin AS): 376830
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475986
Total ASes present in the Internet Routing Table: 76777
Prefixes per ASN: 13.39
Origin-only ASes present in the Internet Routing Table: 66096
Origin ASes announcing only one prefix: 26249
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 530
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: 46157
Number of 32-bit ASNs visible in the Routing Table: 37912
Prefixes from 32-bit ASNs in the Routing Table: 210421
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: 3116151141
Equivalent to 185 /8s, 188 /16s and 177 /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: 347648
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265091
Total APNIC prefixes after maximum aggregation: 76688
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257064
Unique aggregates announced from the APNIC address blocks: 102855
APNIC Region origin ASes present in the Internet Routing Table: 14564
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4425
APNIC Region transit ASes present in the Internet Routing Table: 1941
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: 10029
Number of APNIC addresses announced to Internet: 755786304
Equivalent to 45 /8s, 12 /16s and 98 /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: 294174
Total ARIN prefixes after maximum aggregation: 129131
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295534
Unique aggregates announced from the ARIN address blocks: 135881
ARIN Region origin ASes present in the Internet Routing Table: 19253
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: 1922
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: 5163
Number of ARIN addresses announced to Internet: 1348827648
Equivalent to 80 /8s, 101 /16s and 122 /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: 289900
Total RIPE prefixes after maximum aggregation: 133993
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287117
Unique aggregates announced from the RIPE address blocks: 172864
RIPE Region origin ASes present in the Internet Routing Table: 28909
RIPE Prefixes per ASN: 9.93
RIPE Region origin ASes announcing only one prefix: 12017
RIPE Region transit ASes present in the Internet Routing Table: 3840
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: 12301
Number of RIPE addresses announced to Internet: 732449061
Equivalent to 43 /8s, 168 /16s and 73 /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: 138499
Total LACNIC prefixes after maximum aggregation: 29374
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135634
Unique aggregates announced from the LACNIC address blocks: 48975
LACNIC Region origin ASes present in the Internet Routing Table: 11209
LACNIC Prefixes per ASN: 12.10
LACNIC Region origin ASes announcing only one prefix: 2147
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: 9140
Number of LACNIC addresses announced to Internet: 173962752
Equivalent to 10 /8s, 94 /16s and 118 /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: 39172
Total AfriNIC prefixes after maximum aggregation: 6958
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 52041
Unique aggregates announced from the AfriNIC address blocks: 14973
AfriNIC Region origin ASes present in the Internet Routing Table: 1923
AfriNIC Prefixes per ASN: 27.06
AfriNIC Region origin ASes announcing only one prefix: 648
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 1279
Number of AfriNIC addresses announced to Internet: 104857088
Equivalent to 6 /8s, 63 /16s and 254 /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 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4277 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 3271 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 12793 39190 3783 AMAZON-02, US
174 5456 8765 946 COGENT-174, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3380 3049 179 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3059 1313 2212 AKAMAI-AS, US
396982 2929 3660 449 GOOGLE-CLOUD-PLATFORM, US
30036 2590 359 278 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 7766 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4024 3396 143 AKAMAI-ASN1, NL
9009 3778 325 1923 M247, RO
12389 2997 2303 894 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 2017 147 1490 CDNEXT, GB
8452 1903 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 12047 3250 700 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2506 541 365 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 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
11664 1067 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
24863 1644 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1559 98 102 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
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 12793 39190 3783 AMAZON-02, US
8151 12047 3250 700 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9673 1285 1314 TTNET, TR
12479 7766 1714 145 UNI2-AS, ES
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5456 8765 946 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 12047 11347 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9673 8359 TTNET, TR
12479 7766 7621 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 5456 4510 COGENT-174, US
18403 4277 4252 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 /14:1235 /15:2203 /16:14098 /17:8576 /18:14252
/19:25438 /20:46116 /21:54851 /22:116194 /23:110129 /24:630482
/25:601 /26:590 /27:1051 /28:78 /29:106 /30:23
/31:2 /32:851
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8758 9673 TTNET, TR
12479 6719 7766 UNI2-AS, ES
8151 6205 12047 UNINET, MX
11492 3556 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2519 3380 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2271 12793 AMAZON-02, US
30036 2250 2590 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 2:1602 3:571 4:25 5:4831 6:165
7:6 8:1646 9:1 10:1 11:172 12:1385
13:350 14:2549 15:348 16:274 17:358 18:917
20:460 21:4 22:188 23:7391 24:2774 25:2
27:2774 29:19 31:3220 32:53 34:82 35:206
36:2435 37:4738 38:10037 39:898 40:153 41:4782
42:1957 43:2577 44:352 45:19888 46:5046 47:294
49:1991 50:1901 51:589 52:1602 54:300 55:1020
56:9 57:252 58:2318 59:1289 60:1167 61:3101
62:3050 63:1852 64:5561 65:2221 66:4723 67:3092
68:1141 69:4011 70:1126 71:621 72:2956 74:2814
75:1652 76:616 77:2788 78:4231 79:1756 80:2249
81:2196 82:2648 83:1456 84:1808 85:4286 86:1025
87:2438 88:3428 89:4483 90:763 91:8459 92:2822
93:2896 94:3990 95:5437 96:1365 97:327 98:982
99:741 100:71 101:1404 102:4302 103:32687 104:4832
105:2229 106:991 107:2604 108:1212 109:4144 110:2270
111:3337 112:2063 113:1827 114:1959 115:2220 116:2102
117:2749 118:2900 119:2014 120:1909 121:1438 122:2896
123:2328 124:1680 125:2913 126:94 128:1683 129:1034
130:1316 131:2013 132:913 133:450 134:1528 135:371
136:1338 137:1173 138:3242 139:1625 140:1570 141:1497
142:1876 143:1728 144:1067 145:474 146:2159 147:2067
148:2591 149:2954 150:1242 151:1688 152:2131 153:574
154:7884 155:1626 156:3194 157:1926 158:1259 159:2434
160:3683 161:1939 162:3719 163:1856 164:1735 165:2211
166:1358 167:1914 168:4382 169:821 170:5522 171:1006
172:4375 173:3276 174:919 175:1291 176:3745 177:6160
178:3938 179:2728 180:2657 181:4162 182:3376 183:2042
184:2306 185:21784 186:5694 187:4993 188:4362 189:4593
190:9927 191:2089 192:11225 193:9454 194:7869 195:5651
196:3560 197:3987 198:6233 199:8367 200:8717 201:6570
202:10913 203:10777 204:4601 205:3738 206:4696 207:3611
208:4225 209:5239 210:4882 211:2630 212:4616 213:3877
214:1060 215:42 216:6681 217:3178 218:1396 219:555
220:2116 221:1056 222:849 223:2334
End of report
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