[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 19 22:46:39 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 19 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: 1026883
Prefixes after maximum aggregation (per Origin AS): 376496
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475406
Total ASes present in the Internet Routing Table: 76762
Prefixes per ASN: 13.38
Origin-only ASes present in the Internet Routing Table: 66087
Origin ASes announcing only one prefix: 26253
Transit ASes present in the Internet Routing Table: 10675
Transit-only ASes present in the Internet Routing Table: 537
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: 1055
Number of instances of unregistered ASNs: 1062
Number of 32-bit ASNs allocated by the RIRs: 46145
Number of 32-bit ASNs visible in the Routing Table: 37882
Prefixes from 32-bit ASNs in the Routing Table: 210308
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: 484
Number of addresses announced to Internet: 3115863589
Equivalent to 185 /8s, 184 /16s and 78 /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: 347580
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264719
Total APNIC prefixes after maximum aggregation: 76505
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 256909
Unique aggregates announced from the APNIC address blocks: 102771
APNIC Region origin ASes present in the Internet Routing Table: 14564
APNIC Prefixes per ASN: 17.64
APNIC Region origin ASes announcing only one prefix: 4425
APNIC Region transit ASes present in the Internet Routing Table: 1930
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: 10027
Number of APNIC addresses announced to Internet: 755788096
Equivalent to 45 /8s, 12 /16s and 105 /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: 293691
Total ARIN prefixes after maximum aggregation: 129013
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295557
Unique aggregates announced from the ARIN address blocks: 135805
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: 7015
ARIN Region transit ASes present in the Internet Routing Table: 1923
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: 5157
Number of ARIN addresses announced to Internet: 1344724544
Equivalent to 80 /8s, 38 /16s and 222 /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: 289863
Total RIPE prefixes after maximum aggregation: 133964
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 287021
Unique aggregates announced from the RIPE address blocks: 172679
RIPE Region origin ASes present in the Internet Routing Table: 28897
RIPE Prefixes per ASN: 9.93
RIPE Region origin ASes announcing only one prefix: 12013
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: 12278
Number of RIPE addresses announced to Internet: 732465189
Equivalent to 43 /8s, 168 /16s and 136 /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: 138351
Total LACNIC prefixes after maximum aggregation: 29393
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135699
Unique aggregates announced from the LACNIC address blocks: 49018
LACNIC Region origin ASes present in the Internet Routing Table: 11210
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2152
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: 9143
Number of LACNIC addresses announced to Internet: 178027136
Equivalent to 10 /8s, 156 /16s and 122 /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: 39204
Total AfriNIC prefixes after maximum aggregation: 6954
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 51211
Unique aggregates announced from the AfriNIC address blocks: 14749
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 26.64
AfriNIC Region origin ASes announcing only one prefix: 648
AfriNIC Region transit ASes present in the Internet Routing Table: 359
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: 1277
Number of AfriNIC addresses announced to Internet: 104601088
Equivalent to 6 /8s, 60 /16s and 22 /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 10335 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5043 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4271 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 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 12780 39188 3775 AMAZON-02, US
174 5615 8765 948 COGENT-174, US
11492 4701 312 568 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3388 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3060 1313 2210 AKAMAI-AS, US
396982 2929 3660 449 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 7767 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4017 3396 143 AKAMAI-ASN1, NL
9009 3772 324 1920 M247, RO
12389 2997 2303 894 ROSTELECOM-AS, RU
34984 2416 364 574 TELLCOM-AS, TR
212238 2020 146 1497 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 12039 3248 699 UNINET, MX
10620 3544 492 951 Telmex Colombia S.A., CO
13999 2498 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1588 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1156 371 23 Telefonica del Peru S.A.A., PE
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1127 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 1646 389 17 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1555 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 863 1087 16 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 12780 39188 3775 AMAZON-02, US
8151 12039 3248 699 UNINET, MX
9808 10335 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9673 1285 1314 TTNET, TR
12479 7767 1714 145 UNI2-AS, ES
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5615 8765 948 COGENT-174, US
4538 5043 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4701 312 568 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 12039 11340 UNINET, MX
9808 10335 10245 CHINAMOBILE-CN China Mobile Communications Grou
47331 9673 8359 TTNET, TR
12479 7767 7622 UNI2-AS, ES
7545 6211 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5043 4965 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5615 4667 COGENT-174, US
18403 4271 4246 FPT-AS-AP FPT Telecom Company, VN
11492 4701 4133 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 /14:1236 /15:2203 /16:14093 /17:8574 /18:14256
/19:25439 /20:46162 /21:54841 /22:116180 /23:110145 /24:629382
/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 6721 7767 UNI2-AS, ES
8151 6199 12039 UNINET, MX
11492 3556 4701 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2521 3388 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2274 12780 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)
----------------------------------------------
1:2331 2:1602 3:570 4:25 5:4831 6:165
7:6 8:1650 9:1 10:1 11:172 12:1385
13:348 14:2548 15:349 16:273 17:358 18:916
20:460 21:4 22:188 23:7371 24:2773 25:2
27:2775 29:19 31:3213 32:53 34:82 35:205
36:2435 37:4732 38:10002 39:898 40:153 41:4782
42:1951 43:2582 44:354 45:19887 46:5048 47:294
49:1994 50:1902 51:589 52:1602 54:300 55:1087
56:9 57:251 58:2320 59:1266 60:1167 61:3100
62:3044 63:1852 64:5566 65:2220 66:4730 67:3094
68:1139 69:4017 70:1127 71:621 72:2952 74:2819
75:1650 76:616 77:2784 78:4231 79:1748 80:2248
81:2200 82:2639 83:1455 84:1816 85:4300 86:1024
87:2441 88:3428 89:4480 90:762 91:8466 92:2825
93:2895 94:3990 95:5437 96:1359 97:327 98:982
99:739 100:71 101:1397 102:4305 103:32604 104:4821
105:2230 106:996 107:2606 108:1216 109:4148 110:2270
111:3345 112:2075 113:1812 114:1960 115:2216 116:2105
117:2746 118:2897 119:2014 120:1905 121:1438 122:2894
123:2329 124:1679 125:2913 126:94 128:1684 129:1037
130:1315 131:2010 132:911 133:450 134:1531 135:371
136:1344 137:1174 138:3239 139:1611 140:1566 141:1489
142:1876 143:1722 144:1070 145:475 146:2154 147:2068
148:2620 149:2946 150:1231 151:1681 152:2132 153:574
154:7518 155:1627 156:2803 157:1926 158:1262 159:2435
160:3680 161:1948 162:3715 163:1848 164:1758 165:2212
166:1369 167:1912 168:4381 169:821 170:5515 171:1007
172:4355 173:3279 174:918 175:1290 176:3738 177:6126
178:3920 179:2710 180:2638 181:4160 182:3373 183:2038
184:2308 185:21773 186:5691 187:4981 188:4358 189:4591
190:9915 191:2085 192:11224 193:9449 194:7866 195:5648
196:3559 197:3999 198:6228 199:8366 200:8719 201:6568
202:10906 203:10767 204:4600 205:3724 206:4694 207:3624
208:4220 209:5235 210:4883 211:2631 212:4584 213:3878
214:1055 215:40 216:6685 217:3179 218:1395 219:555
220:2116 221:1053 222:849 223:2328
End of report
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