[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 26 22:46:34 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 26 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: 1030455
Prefixes after maximum aggregation (per Origin AS): 377378
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476412
Total ASes present in the Internet Routing Table: 76844
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66130
Origin ASes announcing only one prefix: 26306
Transit ASes present in the Internet Routing Table: 10714
Transit-only ASes present in the Internet Routing Table: 541
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: 1090
Number of instances of unregistered ASNs: 1097
Number of 32-bit ASNs allocated by the RIRs: 46200
Number of 32-bit ASNs visible in the Routing Table: 37955
Prefixes from 32-bit ASNs in the Routing Table: 210822
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: 535
Number of addresses announced to Internet: 3119212133
Equivalent to 185 /8s, 235 /16s and 102 /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: 348171
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266788
Total APNIC prefixes after maximum aggregation: 76925
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 258624
Unique aggregates announced from the APNIC address blocks: 102681
APNIC Region origin ASes present in the Internet Routing Table: 14590
APNIC Prefixes per ASN: 17.73
APNIC Region origin ASes announcing only one prefix: 4431
APNIC Region transit ASes present in the Internet Routing Table: 1959
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: 10046
Number of APNIC addresses announced to Internet: 758814272
Equivalent to 45 /8s, 58 /16s and 150 /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: 294630
Total ARIN prefixes after maximum aggregation: 129447
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295905
Unique aggregates announced from the ARIN address blocks: 135976
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: 7021
ARIN Region transit ASes present in the Internet Routing Table: 1918
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: 5170
Number of ARIN addresses announced to Internet: 1348715520
Equivalent to 80 /8s, 99 /16s and 196 /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: 290320
Total RIPE prefixes after maximum aggregation: 133956
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 287527
Unique aggregates announced from the RIPE address blocks: 173276
RIPE Region origin ASes present in the Internet Routing Table: 28919
RIPE Prefixes per ASN: 9.94
RIPE Region origin ASes announcing only one prefix: 12027
RIPE Region transit ASes present in the Internet Routing Table: 3858
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: 12298
Number of RIPE addresses announced to Internet: 732609317
Equivalent to 43 /8s, 170 /16s and 187 /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: 138616
Total LACNIC prefixes after maximum aggregation: 29416
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135631
Unique aggregates announced from the LACNIC address blocks: 49025
LACNIC Region origin ASes present in the Internet Routing Table: 11218
LACNIC Prefixes per ASN: 12.09
LACNIC Region origin ASes announcing only one prefix: 2172
LACNIC Region transit ASes present in the Internet Routing Table: 2460
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: 9156
Number of LACNIC addresses announced to Internet: 173927168
Equivalent to 10 /8s, 93 /16s and 235 /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: 39011
Total AfriNIC prefixes after maximum aggregation: 6965
AfriNIC Deaggregation factor: 5.60
Prefixes being announced from the AfriNIC address blocks: 52231
Unique aggregates announced from the AfriNIC address blocks: 15030
AfriNIC Region origin ASes present in the Internet Routing Table: 1926
AfriNIC Prefixes per ASN: 27.12
AfriNIC Region origin ASes announcing only one prefix: 655
AfriNIC Region transit ASes present in the Internet Routing Table: 366
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: 1285
Number of AfriNIC addresses announced to Internet: 104881920
Equivalent to 6 /8s, 64 /16s and 95 /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 10391 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5005 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4331 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4241 530 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2838 851 530 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 12774 39185 3784 AMAZON-02, US
174 5284 8764 943 COGENT-174, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3401 3049 181 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3071 1315 2218 AKAMAI-AS, US
396982 2932 3660 452 GOOGLE-CLOUD-PLATFORM, US
30036 2582 358 326 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 9677 1286 1306 TTNET, TR
12479 7757 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4039 3396 143 AKAMAI-ASN1, NL
9009 3792 325 1926 M247, RO
12389 2991 2303 895 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 1999 145 1477 CDNEXT, GB
8452 1958 1852 14 TE-AS TE-AS, EG
5384 1798 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 12059 3254 695 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2522 541 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1595 2438 259 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1157 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 1073 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
37457 1639 316 32 Telkom-Internet, ZA
24835 1624 555 28 RAYA-AS, EG
24863 1622 389 18 LINKdotNET-AS, EG
29571 1567 99 104 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 898 523 46 Vodafone-, EG
37069 847 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 12774 39185 3784 AMAZON-02, US
8151 12059 3254 695 UNINET, MX
9808 10391 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9677 1286 1306 TTNET, TR
12479 7757 1714 145 UNI2-AS, ES
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5284 8764 943 COGENT-174, US
4538 5005 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 12059 11364 UNINET, MX
9808 10391 10266 CHINAMOBILE-CN China Mobile Communications Grou
47331 9677 8371 TTNET, TR
12479 7757 7612 UNI2-AS, ES
7545 6219 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5005 4927 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5284 4341 COGENT-174, US
18403 4331 4306 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
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
54338 UNALLOCATED 8.33.241.0/24 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
23.135.76.0/24 Origin: 2914 NTT-DATA-2914, US
23.135.76.0/24 Transit: 0 UNALLOCATED
23.135.84.0/24 Origin: 2914 NTT-DATA-2914, US
23.135.84.0/24 Transit: 0 UNALLOCATED
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
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 /12:308
/13:588 /14:1238 /15:2205 /16:14127 /17:8578 /18:14723
/19:25608 /20:46339 /21:55082 /22:116517 /23:110869 /24:630806
/25:594 /26:590 /27:1051 /28:78 /29:106 /30:23
/31:2 /32:856
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8761 9677 TTNET, TR
12479 6714 7757 UNI2-AS, ES
8151 6214 12059 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 2536 3401 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2277 12774 AMAZON-02, US
30036 2243 2582 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 2:1522 3:572 4:25 5:4870 6:167
7:6 8:1646 9:1 10:1 11:172 12:1384
13:350 14:2556 15:350 16:274 17:357 18:915
20:460 21:4 22:188 23:7419 24:2774 25:2
27:2742 29:19 31:3232 32:53 34:82 35:206
36:2437 37:4744 38:10103 39:898 40:153 41:4771
42:1983 43:2580 44:355 45:19961 46:5078 47:294
49:1996 50:1903 51:589 52:1602 54:300 55:1068
56:9 57:252 58:2317 59:1289 60:1167 61:3102
62:3033 63:1853 64:5566 65:2202 66:4724 67:3107
68:1140 69:4007 70:1125 71:621 72:2952 74:2811
75:1651 76:617 77:2792 78:4228 79:1756 80:2249
81:2192 82:2749 83:1438 84:1826 85:4285 86:1035
87:2437 88:3430 89:4470 90:780 91:8462 92:2826
93:2915 94:3984 95:5458 96:1359 97:327 98:976
99:741 100:70 101:1404 102:4311 103:32674 104:4819
105:2229 106:998 107:2612 108:1223 109:4152 110:2272
111:3338 112:2073 113:1823 114:1959 115:2223 116:2101
117:2759 118:2901 119:2014 120:1909 121:1438 122:2901
123:2330 124:1640 125:2916 126:94 128:1611 129:1037
130:1315 131:2010 132:913 133:450 134:1535 135:375
136:1334 137:1170 138:3239 139:1633 140:1567 141:1485
142:1877 143:1736 144:1071 145:478 146:2161 147:2076
148:2601 149:2965 150:1244 151:1697 152:2128 153:574
154:7803 155:1629 156:3204 157:1931 158:1273 159:2433
160:3660 161:1971 162:3718 163:1870 164:1762 165:2215
166:1371 167:1906 168:4363 169:820 170:5505 171:1003
172:4372 173:3273 174:914 175:1289 176:3746 177:6182
178:3930 179:2724 180:2654 181:4162 182:3380 183:2070
184:2310 185:21789 186:5692 187:4998 188:4335 189:4609
190:9928 191:2112 192:11226 193:9454 194:7869 195:5645
196:3621 197:3986 198:6232 199:8371 200:8707 201:6570
202:10871 203:10769 204:4596 205:3721 206:4695 207:3610
208:4230 209:5276 210:4882 211:2632 212:4612 213:3878
214:1054 215:42 216:6672 217:3153 218:1395 219:555
220:2116 221:1054 222:849 223:2336
End of report
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