[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jan 24 22:46:06 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Fri 24 Jan, 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: 1030529
Prefixes after maximum aggregation (per Origin AS): 375938
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472956
Total ASes present in the Internet Routing Table: 76682
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66033
Origin ASes announcing only one prefix: 26251
Transit ASes present in the Internet Routing Table: 10649
Transit-only ASes present in the Internet Routing Table: 517
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: 1125
Number of instances of unregistered ASNs: 1132
Number of 32-bit ASNs allocated by the RIRs: 46056
Number of 32-bit ASNs visible in the Routing Table: 37751
Prefixes from 32-bit ASNs in the Routing Table: 209525
Number of bogon 32-bit ASNs visible in the Routing Table: 76
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 552
Number of addresses announced to Internet: 3122126715
Equivalent to 186 /8s, 23 /16s and 223 /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: 346927
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266350
Total APNIC prefixes after maximum aggregation: 76953
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257770
Unique aggregates announced from the APNIC address blocks: 102498
APNIC Region origin ASes present in the Internet Routing Table: 14517
APNIC Prefixes per ASN: 17.76
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: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9979
Number of APNIC addresses announced to Internet: 760647232
Equivalent to 45 /8s, 86 /16s and 142 /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, 131072-153913
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: 296851
Total ARIN prefixes after maximum aggregation: 128809
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298127
Unique aggregates announced from the ARIN address blocks: 134430
ARIN Region origin ASes present in the Internet Routing Table: 19229
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6993
ARIN Region transit ASes present in the Internet Routing Table: 1909
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5126
Number of ARIN addresses announced to Internet: 1345342150
Equivalent to 80 /8s, 48 /16s and 74 /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: 289269
Total RIPE prefixes after maximum aggregation: 133351
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286054
Unique aggregates announced from the RIPE address blocks: 171384
RIPE Region origin ASes present in the Internet Routing Table: 28900
RIPE Prefixes per ASN: 9.90
RIPE Region origin ASes announcing only one prefix: 12030
RIPE Region transit ASes present in the Internet Routing Table: 3819
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12241
Number of RIPE addresses announced to Internet: 733516837
Equivalent to 43 /8s, 184 /16s and 148 /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: 138565
Total LACNIC prefixes after maximum aggregation: 29298
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 136028
Unique aggregates announced from the LACNIC address blocks: 48983
LACNIC Region origin ASes present in the Internet Routing Table: 11199
LACNIC Prefixes per ASN: 12.15
LACNIC Region origin ASes announcing only one prefix: 2160
LACNIC Region transit ASes present in the Internet Routing Table: 2481
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: 9129
Number of LACNIC addresses announced to Internet: 177621120
Equivalent to 10 /8s, 150 /16s and 72 /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: 38369
Total AfriNIC prefixes after maximum aggregation: 6833
AfriNIC Deaggregation factor: 5.62
Prefixes being announced from the AfriNIC address blocks: 51996
Unique aggregates announced from the AfriNIC address blocks: 15213
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.11
AfriNIC Region origin ASes announcing only one prefix: 643
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: 1276
Number of AfriNIC addresses announced to Internet: 104733184
Equivalent to 6 /8s, 62 /16s and 26 /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 10401 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6203 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4219 347 24 FPT-AS-AP FPT Telecom Company, VN
9498 4165 529 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3901 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3678 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2825 850 544 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 12631 38858 3712 AMAZON-02, US
174 6149 8762 900 COGENT-174, US
11492 4696 312 551 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3176 508 130 CENIC-2152, US
16625 3017 1306 2197 AKAMAI-AS, US
396982 2908 3657 446 GOOGLE-CLOUD-PLATFORM, 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 9654 1283 1352 TTNET, TR
12479 7725 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4028 3396 141 AKAMAI-ASN1, NL
9009 3758 322 1906 M247, RO
12389 2990 2303 890 ROSTELECOM-AS, RU
34984 2418 364 573 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1905 136 1405 CDNEXT, GB
5384 1791 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 11939 3249 704 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2516 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1170 374 163 Axtel, S.A.B. de C.V., MX
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1109 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 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 1682 601 30 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1546 97 106 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1002 521 42 Vodafone-, EG
37069 839 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 12631 38858 3712 AMAZON-02, US
8151 11939 3249 704 UNINET, MX
9808 10401 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9654 1283 1352 TTNET, TR
12479 7725 1711 144 UNI2-AS, ES
7545 6203 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6149 8762 900 COGENT-174, US
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4696 312 551 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 11939 11235 UNINET, MX
9808 10401 10276 CHINAMOBILE-CN China Mobile Communications Grou
47331 9654 8302 TTNET, TR
12479 7725 7581 UNI2-AS, ES
7545 6203 5540 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6149 5249 COGENT-174, US
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4219 4195 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4145 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
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
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
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
100.80.0.0/24 60478 KSYS, CH
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
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
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 Transit: 6939 HURRICANE, US
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.176.0/24 Origin: 40676 AS40676, US
23.140.176.0/24 Transit: 3257 GTT-BACKBONE GTT, 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 /11:93 /12:310
/13:591 /14:1240 /15:2214 /16:14135 /17:8568 /18:14719
/19:25614 /20:46312 /21:55148 /22:116414 /23:110310 /24:628607
/25:649 /26:643 /27:1188 /28:220 /29:379 /30:249
/31:1262 /32:1589
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8739 9654 TTNET, TR
12479 6686 7725 UNI2-AS, ES
8151 6094 11939 UNINET, MX
11492 3555 4696 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2251 12631 AMAZON-02, US
30036 2232 2571 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 2:1651 3:558 4:25 5:4948 6:165
7:6 8:1639 9:1 10:1 11:172 12:1390
13:352 14:2534 15:340 16:270 17:362 18:906
20:460 21:4 22:188 23:7320 24:2781 25:2
27:2785 29:19 31:3176 32:56 34:74 35:189
36:2433 37:4686 38:10475 39:897 40:151 41:4722
42:1935 43:2569 44:348 45:19821 46:5048 47:296
49:2004 50:1886 51:588 52:1604 54:307 55:1142
56:9 57:246 58:2304 59:1256 60:1161 61:2985
62:3035 63:1852 64:5546 65:2228 66:4724 67:3083
68:1185 69:4061 70:1125 71:616 72:2936 74:2807
75:1642 76:633 77:2731 78:4227 79:1756 80:2255
81:2224 82:2083 83:1469 84:1824 85:4211 86:1008
87:2453 88:3424 89:4503 90:756 91:8466 92:2804
93:2924 94:3930 95:5391 96:1290 97:317 98:991
99:736 100:72 101:1400 102:4176 103:32597 104:4667
105:2165 106:1015 107:2613 108:1199 109:4126 110:2263
111:3380 112:2073 113:1806 114:1958 115:2251 116:2064
117:2752 118:2868 119:2017 120:1903 121:1431 122:2870
123:2188 124:1699 125:2900 126:94 128:1689 129:1032
130:1302 131:2044 132:925 133:451 134:1523 135:370
136:1344 137:1166 138:3237 139:1596 140:1551 141:1478
142:1871 143:1714 144:1041 145:472 146:2161 147:2061
148:2612 149:2926 150:1213 151:1628 152:2117 153:574
154:8359 155:1567 156:3544 157:1907 158:1261 159:2430
160:3632 161:1851 162:3679 163:1808 164:1749 165:2187
166:1340 167:1897 168:4423 169:822 170:5505 171:1004
172:4093 173:3222 174:919 175:1288 176:3713 177:6297
178:3939 179:2686 180:2626 181:4134 182:3371 183:2052
184:2274 185:21708 186:5739 187:5045 188:4376 189:4533
190:9921 191:2088 192:11302 193:9421 194:7817 195:5616
196:3481 197:3822 198:6208 199:8335 200:8659 201:6582
202:10862 203:10771 204:4582 205:3720 206:4718 207:3635
208:4228 209:5226 210:4820 211:2621 212:4623 213:3871
214:1049 215:42 216:6703 217:3141 218:1394 219:555
220:2112 221:1054 222:850 223:2329
End of report
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