[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Mar 14 22:46:19 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 14 Mar, 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: 1030394
Prefixes after maximum aggregation (per Origin AS): 378100
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 476779
Total ASes present in the Internet Routing Table: 76836
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66171
Origin ASes announcing only one prefix: 26272
Transit ASes present in the Internet Routing Table: 10665
Transit-only ASes present in the Internet Routing Table: 533
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: 1128
Number of instances of unregistered ASNs: 1134
Number of 32-bit ASNs allocated by the RIRs: 46121
Number of 32-bit ASNs visible in the Routing Table: 38036
Prefixes from 32-bit ASNs in the Routing Table: 210912
Number of bogon 32-bit ASNs visible in the Routing Table: 75
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 556
Number of addresses announced to Internet: 3114211813
Equivalent to 185 /8s, 159 /16s and 25 /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: 348513
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265410
Total APNIC prefixes after maximum aggregation: 76713
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257116
Unique aggregates announced from the APNIC address blocks: 102898
APNIC Region origin ASes present in the Internet Routing Table: 14597
APNIC Prefixes per ASN: 17.61
APNIC Region origin ASes announcing only one prefix: 4425
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: 10066
Number of APNIC addresses announced to Internet: 751848512
Equivalent to 44 /8s, 208 /16s and 76 /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: 295956
Total ARIN prefixes after maximum aggregation: 130037
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 296522
Unique aggregates announced from the ARIN address blocks: 136493
ARIN Region origin ASes present in the Internet Routing Table: 19237
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7003
ARIN Region transit ASes present in the Internet Routing Table: 1896
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5170
Number of ARIN addresses announced to Internet: 1352802560
Equivalent to 80 /8s, 162 /16s and 33 /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: 290345
Total RIPE prefixes after maximum aggregation: 134246
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 288161
Unique aggregates announced from the RIPE address blocks: 173506
RIPE Region origin ASes present in the Internet Routing Table: 28931
RIPE Prefixes per ASN: 9.96
RIPE Region origin ASes announcing only one prefix: 12020
RIPE Region transit ASes present in the Internet Routing Table: 3842
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: 12344
Number of RIPE addresses announced to Internet: 732462245
Equivalent to 43 /8s, 168 /16s and 124 /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: 138540
Total LACNIC prefixes after maximum aggregation: 29505
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135367
Unique aggregates announced from the LACNIC address blocks: 48957
LACNIC Region origin ASes present in the Internet Routing Table: 11218
LACNIC Prefixes per ASN: 12.07
LACNIC Region origin ASes announcing only one prefix: 2171
LACNIC Region transit ASes present in the Internet Routing Table: 2459
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: 9170
Number of LACNIC addresses announced to Internet: 171595008
Equivalent to 10 /8s, 58 /16s and 85 /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: 39015
Total AfriNIC prefixes after maximum aggregation: 6912
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 52670
Unique aggregates announced from the AfriNIC address blocks: 14461
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 27.40
AfriNIC Region origin ASes announcing only one prefix: 653
AfriNIC Region transit ASes present in the Internet Routing Table: 361
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1286
Number of AfriNIC addresses announced to Internet: 105242112
Equivalent to 6 /8s, 69 /16s and 222 /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 10327 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4971 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4377 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4258 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3912 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3677 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3282 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2838 847 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2206 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 12948 39644 3957 AMAZON-02, US
174 5609 8766 960 COGENT-174, US
11492 4675 310 585 CABLEONE, US
7155 4174 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3389 3049 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3065 1297 2215 AKAMAI-AS, US
396982 2943 3660 456 GOOGLE-CLOUD-PLATFORM, US
30036 2546 350 418 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 9697 1290 1266 TTNET, TR
12479 7754 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4026 3396 142 AKAMAI-ASN1, NL
9009 3771 323 1944 M247, RO
12389 3005 2303 891 ROSTELECOM-AS, RU
34984 2416 364 575 TELLCOM-AS, TR
212238 2041 147 1506 CDNEXT, GB
8452 1912 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 12113 3259 686 UNINET, MX
10620 3524 487 971 Telmex Colombia S.A., CO
13999 2513 539 368 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 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
28202 1124 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1092 359 174 Axtel, S.A.B. de C.V., MX
11664 1064 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 1619 389 16 LINKdotNET-AS, EG
29571 1576 104 71 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1276 198 333 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
37069 855 1083 15 MOBINIL, EG
3741 561 661 320 IS, ZA
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 12948 39644 3957 AMAZON-02, US
8151 12113 3259 686 UNINET, MX
9808 10327 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9697 1290 1266 TTNET, TR
12479 7754 1714 145 UNI2-AS, ES
7545 6212 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5609 8766 960 COGENT-174, US
4538 4971 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 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 12113 11427 UNINET, MX
9808 10327 10237 CHINAMOBILE-CN China Mobile Communications Grou
47331 9697 8431 TTNET, TR
12479 7754 7609 UNI2-AS, ES
7545 6212 5553 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4971 4893 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5609 4649 COGENT-174, US
18403 4377 4352 FPT-AS-AP FPT Telecom Company, VN
7155 4174 4091 VIASAT-SP-BACKBONE, 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
23.138.40.0/22 Origin: 964 IONSWITCH-NW, US
23.138.40.0/22 Transit: 20055 AS-WHOLESAIL, US
23.138.41.0/24 Origin: 964 IONSWITCH-NW, US
23.138.41.0/24 Transit: 20055 AS-WHOLESAIL, 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 /12:304
/13:587 /14:1235 /15:2207 /16:14124 /17:8589 /18:14292
/19:25457 /20:46045 /21:54653 /22:115944 /23:110339 /24:633210
/25:593 /26:590 /27:1058 /28:78 /29:106 /30:22
/31:2 /32:792
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8780 9697 TTNET, TR
12479 6692 7754 UNI2-AS, ES
8151 6261 12113 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4174 VIASAT-SP-BACKBONE, US
22773 2525 3389 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2342 12948 AMAZON-02, US
30036 2207 2546 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2387 2:1537 3:594 4:25 5:4887 6:162
7:6 8:1644 9:1 10:1 11:172 12:1379
13:349 14:2548 15:351 16:279 17:365 18:921
20:472 21:4 22:188 23:7386 24:3068 25:2
27:2774 29:19 31:3279 32:54 34:83 35:208
36:2428 37:4746 38:10337 39:900 40:154 41:4788
42:1975 43:2602 44:358 45:20034 46:5101 47:291
49:2005 50:1898 51:590 52:1588 54:301 55:1071
56:9 57:255 58:2282 59:1311 60:1165 61:3097
62:3030 63:1853 64:5551 65:2192 66:4715 67:3072
68:1134 69:3990 70:1130 71:628 72:2945 74:2816
75:1661 76:616 77:2818 78:4232 79:1757 80:2232
81:2187 82:2868 83:1445 84:1834 85:4289 86:1043
87:2437 88:3425 89:4501 90:784 91:8456 92:2807
93:2914 94:3990 95:5467 96:1416 97:322 98:988
99:738 100:71 101:1413 102:4238 103:32605 104:4847
105:2213 106:1000 107:2614 108:1218 109:4176 110:2273
111:3344 112:2062 113:1829 114:1956 115:2208 116:2095
117:2759 118:2895 119:2016 120:1910 121:1437 122:2882
123:2330 124:1685 125:2912 126:88 128:1607 129:1017
130:1314 131:2032 132:905 133:451 134:1533 135:376
136:1295 137:1176 138:3237 139:1632 140:1565 141:1474
142:1874 143:1759 144:1067 145:486 146:2184 147:2096
148:2615 149:2962 150:1256 151:2122 152:2129 153:574
154:8138 155:1646 156:3326 157:1943 158:1278 159:2436
160:3645 161:1984 162:3715 163:1920 164:1758 165:2216
166:1404 167:1917 168:4394 169:821 170:5542 171:1005
172:4458 173:3251 174:913 175:1283 176:3813 177:6218
178:3981 179:2811 180:2656 181:4195 182:3377 183:2073
184:2307 185:21799 186:5706 187:4996 188:4348 189:4588
190:9945 191:2104 192:11206 193:9480 194:7882 195:5681
196:3624 197:3974 198:6247 199:8424 200:8744 201:6579
202:10914 203:10763 204:4563 205:3694 206:4685 207:3590
208:4208 209:5270 210:4881 211:2635 212:4608 213:3867
214:1056 215:42 216:6688 217:3176 218:1386 219:553
220:2107 221:1056 222:850 223:2339
End of report
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