[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 30 22:46:30 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 30 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: 1028632
Prefixes after maximum aggregation (per Origin AS): 378614
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 476749
Total ASes present in the Internet Routing Table: 76859
Prefixes per ASN: 13.38
Origin-only ASes present in the Internet Routing Table: 66168
Origin ASes announcing only one prefix: 26415
Transit ASes present in the Internet Routing Table: 10691
Transit-only ASes present in the Internet Routing Table: 548
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: 58
Max AS path prepend of ASN (135823) 50
Prefixes from unregistered ASNs in the Routing Table: 1088
Number of instances of unregistered ASNs: 1093
Number of 32-bit ASNs allocated by the RIRs: 46117
Number of 32-bit ASNs visible in the Routing Table: 38060
Prefixes from 32-bit ASNs in the Routing Table: 208909
Number of bogon 32-bit ASNs visible in the Routing Table: 75
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 508
Number of addresses announced to Internet: 3114053221
Equivalent to 185 /8s, 156 /16s and 174 /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: 346570
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267053
Total APNIC prefixes after maximum aggregation: 76997
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 258641
Unique aggregates announced from the APNIC address blocks: 102664
APNIC Region origin ASes present in the Internet Routing Table: 14607
APNIC Prefixes per ASN: 17.71
APNIC Region origin ASes announcing only one prefix: 4434
APNIC Region transit ASes present in the Internet Routing Table: 1962
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 58
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10074
Number of APNIC addresses announced to Internet: 754178368
Equivalent to 44 /8s, 243 /16s and 217 /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: 296516
Total ARIN prefixes after maximum aggregation: 130253
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 296715
Unique aggregates announced from the ARIN address blocks: 137110
ARIN Region origin ASes present in the Internet Routing Table: 19262
ARIN Prefixes per ASN: 15.40
ARIN Region origin ASes announcing only one prefix: 7027
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: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5177
Number of ARIN addresses announced to Internet: 1350103296
Equivalent to 80 /8s, 120 /16s and 241 /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: 291038
Total RIPE prefixes after maximum aggregation: 134347
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289069
Unique aggregates announced from the RIPE address blocks: 173974
RIPE Region origin ASes present in the Internet Routing Table: 28929
RIPE Prefixes per ASN: 9.99
RIPE Region origin ASes announcing only one prefix: 11993
RIPE Region transit ASes present in the Internet Routing Table: 3855
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12368
Number of RIPE addresses announced to Internet: 732466085
Equivalent to 43 /8s, 168 /16s and 139 /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: 133990
Total LACNIC prefixes after maximum aggregation: 29512
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 130804
Unique aggregates announced from the LACNIC address blocks: 48978
LACNIC Region origin ASes present in the Internet Routing Table: 11221
LACNIC Prefixes per ASN: 11.66
LACNIC Region origin ASes announcing only one prefix: 2317
LACNIC Region transit ASes present in the Internet Routing Table: 2439
Average LACNIC Region AS path length visible: 3.4
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9163
Number of LACNIC addresses announced to Internet: 171813248
Equivalent to 10 /8s, 61 /16s and 169 /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: 38947
Total AfriNIC prefixes after maximum aggregation: 6832
AfriNIC Deaggregation factor: 5.70
Prefixes being announced from the AfriNIC address blocks: 52894
Unique aggregates announced from the AfriNIC address blocks: 13582
AfriNIC Region origin ASes present in the Internet Routing Table: 1909
AfriNIC Prefixes per ASN: 27.71
AfriNIC Region origin ASes announcing only one prefix: 644
AfriNIC Region transit ASes present in the Internet Routing Table: 368
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: 105246720
Equivalent to 6 /8s, 69 /16s and 240 /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 10374 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6220 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4979 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4294 531 279 BBIL-AP BHARTI Airtel Ltd., IN
18403 4228 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3917 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3913 1890 52 VNPT-AS-VN VNPT Corp, VN
7713 3677 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2847 848 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2233 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 12967 39645 3989 AMAZON-02, US
174 5556 8767 969 COGENT-174, US
11492 4676 310 586 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3616 1320 81 SHAW, CA
22773 3389 3050 181 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2249 AKAMAI-AS, US
396982 2946 3649 460 GOOGLE-CLOUD-PLATFORM, US
36352 2580 213 794 AS-COLOCROSSING, 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 9745 1294 1100 TTNET, TR
12479 7723 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4022 3396 142 AKAMAI-ASN1, NL
9009 3790 327 1969 M247, RO
12389 3041 2303 890 ROSTELECOM-AS, RU
34984 2412 363 576 TELLCOM-AS, TR
212238 2070 147 1527 CDNEXT, GB
8452 1954 1852 14 TE-AS TE-AS, EG
5384 1802 585 29 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 12194 3261 685 UNINET, MX
10620 3522 486 971 Telmex Colombia S.A., CO
13999 2513 539 367 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1389 2438 259 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 783 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 21 Telefonica del Peru S.A.A., PE
11664 1071 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1052 70 380 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1049 374 163 Axtel, S.A.B. de C.V., MX
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 1703 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1620 389 18 LINKdotNET-AS, EG
29571 1567 102 23 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
20011 1294 202 344 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
37069 914 1084 18 MOBINIL, EG
3741 562 661 321 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 12967 39645 3989 AMAZON-02, US
8151 12194 3261 685 UNINET, MX
9808 10374 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9745 1294 1100 TTNET, TR
12479 7723 1714 145 UNI2-AS, ES
7545 6220 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5556 8767 969 COGENT-174, US
4538 4979 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4676 310 586 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 12194 11509 UNINET, MX
9808 10374 10248 CHINAMOBILE-CN China Mobile Communications Grou
47331 9745 8645 TTNET, TR
12479 7723 7578 UNI2-AS, ES
7545 6220 5562 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4979 4902 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5556 4587 COGENT-174, US
18403 4228 4203 FPT-AS-AP FPT Telecom Company, VN
11492 4676 4090 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
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
23.140.216.0/24 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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /10:41 /11:93 /12:303
/13:586 /14:1239 /15:2208 /16:14151 /17:8620 /18:14767
/19:25470 /20:46317 /21:54872 /22:116217 /23:109681 /24:630780
/25:589 /26:585 /27:1045 /28:69 /29:106 /30:20
/31:2 /32:838
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9745 TTNET, TR
12479 6655 7723 UNI2-AS, ES
8151 6338 12194 UNINET, MX
11492 3529 4676 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3411 3616 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2525 3389 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2333 12967 AMAZON-02, US
30036 2210 2550 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2373 2:1538 3:601 4:25 5:4896 6:163
7:6 8:1645 9:1 11:172 12:1376 13:353
14:2554 15:353 16:279 17:364 18:913 20:474
21:4 22:188 23:7404 24:3069 25:2 27:2792
29:19 31:3310 32:55 34:84 35:208 36:2426
37:4805 38:10282 39:901 40:154 41:4756 42:1933
43:2610 44:360 45:19463 46:5012 47:291 49:2005
50:1906 51:590 52:1587 54:301 55:877 56:11
57:261 58:2286 59:1416 60:1171 61:3095 62:3041
63:1854 64:5541 65:2210 66:4694 67:3085 68:1139
69:4014 70:1134 71:628 72:2926 74:2837 75:1667
76:616 77:2823 78:4247 79:1750 80:2235 81:2205
82:3050 83:1463 84:1839 85:4319 86:1050 87:2428
88:3437 89:4495 90:779 91:8445 92:2817 93:2900
94:4093 95:5499 96:1426 97:323 98:994 99:740
100:71 101:1421 102:4204 103:32493 104:4835 105:2229
106:994 107:2608 108:1219 109:4140 110:2272 111:3353
112:2064 113:1824 114:1974 115:2212 116:2093 117:2740
118:2875 119:2005 120:1904 121:1435 122:2883 123:2419
124:1687 125:2896 126:88 128:1601 129:1031 130:1316
131:1982 132:882 133:451 134:1532 135:375 136:1288
137:1166 138:3135 139:1634 140:1572 141:1489 142:1876
143:1717 144:1062 145:522 146:2180 147:2103 148:2647
149:2973 150:1263 151:2049 152:2129 153:574 154:8178
155:1641 156:3331 157:1960 158:1277 159:2438 160:3661
161:1983 162:3746 163:1991 164:1749 165:2245 166:1426
167:1915 168:4278 169:830 170:5336 171:1007 172:4488
173:3254 174:912 175:1291 176:3832 177:5489 178:3997
179:2580 180:2659 181:4339 182:3380 183:2035 184:2303
185:21794 186:5685 187:4737 188:4332 189:4524 190:9953
191:1645 192:11206 193:9485 194:7905 195:5679 196:3654
197:3885 198:6236 199:8451 200:8714 201:6485 202:10887
203:10757 204:4578 205:3696 206:4691 207:3588 208:4219
209:5270 210:4878 211:2630 212:4597 213:3893 214:1041
215:48 216:6687 217:3172 218:1386 219:550 220:2089
221:1072 222:844 223:2336
End of report
More information about the ren-bgp-stats-all
mailing list