[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Feb 4 22:46:17 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 04 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: 1031485
Prefixes after maximum aggregation (per Origin AS): 376738
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473865
Total ASes present in the Internet Routing Table: 76704
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66010
Origin ASes announcing only one prefix: 26208
Transit ASes present in the Internet Routing Table: 10694
Transit-only ASes present in the Internet Routing Table: 527
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: 1126
Number of instances of unregistered ASNs: 1133
Number of 32-bit ASNs allocated by the RIRs: 46096
Number of 32-bit ASNs visible in the Routing Table: 37798
Prefixes from 32-bit ASNs in the Routing Table: 209896
Number of bogon 32-bit ASNs visible in the Routing Table: 79
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 538
Number of addresses announced to Internet: 3118219131
Equivalent to 185 /8s, 220 /16s and 63 /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: 347811
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266731
Total APNIC prefixes after maximum aggregation: 77022
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258190
Unique aggregates announced from the APNIC address blocks: 102521
APNIC Region origin ASes present in the Internet Routing Table: 14527
APNIC Prefixes per ASN: 17.77
APNIC Region origin ASes announcing only one prefix: 4413
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: 9981
Number of APNIC addresses announced to Internet: 758659136
Equivalent to 45 /8s, 56 /16s and 56 /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: 296805
Total ARIN prefixes after maximum aggregation: 129190
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298095
Unique aggregates announced from the ARIN address blocks: 134877
ARIN Region origin ASes present in the Internet Routing Table: 19231
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6987
ARIN Region transit ASes present in the Internet Routing Table: 1914
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: 5136
Number of ARIN addresses announced to Internet: 1344086470
Equivalent to 80 /8s, 29 /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: 289788
Total RIPE prefixes after maximum aggregation: 133694
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286633
Unique aggregates announced from the RIPE address blocks: 171850
RIPE Region origin ASes present in the Internet Routing Table: 28900
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12015
RIPE Region transit ASes present in the Internet Routing Table: 3841
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12263
Number of RIPE addresses announced to Internet: 732492581
Equivalent to 43 /8s, 168 /16s and 243 /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: 138237
Total LACNIC prefixes after maximum aggregation: 29320
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135739
Unique aggregates announced from the LACNIC address blocks: 49008
LACNIC Region origin ASes present in the Internet Routing Table: 11200
LACNIC Prefixes per ASN: 12.12
LACNIC Region origin ASes announcing only one prefix: 2150
LACNIC Region transit ASes present in the Internet Routing Table: 2483
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: 9137
Number of LACNIC addresses announced to Internet: 177999232
Equivalent to 10 /8s, 156 /16s and 13 /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: 38798
Total AfriNIC prefixes after maximum aggregation: 6821
AfriNIC Deaggregation factor: 5.69
Prefixes being announced from the AfriNIC address blocks: 52288
Unique aggregates announced from the AfriNIC address blocks: 15173
AfriNIC Region origin ASes present in the Internet Routing Table: 1925
AfriNIC Prefixes per ASN: 27.16
AfriNIC Region origin ASes announcing only one prefix: 643
AfriNIC Region transit ASes present in the Internet Routing Table: 362
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1281
Number of AfriNIC addresses announced to Internet: 104721152
Equivalent to 6 /8s, 61 /16s and 235 /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 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5044 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4200 529 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4190 347 24 FPT-AS-AP FPT Telecom Company, VN
7552 3914 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3900 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2840 853 535 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 12690 38938 3763 AMAZON-02, US
174 5596 8760 889 COGENT-174, US
11492 4698 312 553 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
2152 3184 508 130 CENIC-2152, US
16625 3030 1308 2192 AKAMAI-AS, US
396982 2919 3659 445 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 9661 1284 1335 TTNET, TR
12479 7738 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3396 141 AKAMAI-ASN1, NL
9009 3770 323 1916 M247, RO
12389 2992 2303 891 ROSTELECOM-AS, RU
34984 2417 364 574 TELLCOM-AS, TR
8452 1949 1852 14 TE-AS TE-AS, EG
212238 1910 137 1408 CDNEXT, GB
5384 1784 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 11966 3243 708 UNINET, MX
10620 3540 492 954 Telmex Colombia S.A., CO
13999 2509 539 365 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1580 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1134 374 163 Axtel, S.A.B. de C.V., MX
28202 1127 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1104 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 1681 601 30 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
37457 1637 316 30 Telkom-Internet, ZA
29571 1538 97 99 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1271 195 329 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1018 523 45 Vodafone-, EG
37069 843 1083 15 MOBINIL, EG
6713 556 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 12690 38938 3763 AMAZON-02, US
8151 11966 3243 708 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7738 1711 144 UNI2-AS, ES
7545 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5596 8760 889 COGENT-174, US
4538 5044 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4698 312 553 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 11966 11258 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7738 7594 UNI2-AS, ES
7545 6208 5545 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5044 4967 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5596 4707 COGENT-174, US
18403 4190 4166 FPT-AS-AP FPT Telecom Company, VN
11492 4698 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
23.133.204.0/24 Origin: 23507 AVSISP, US
23.133.204.0/24 Transit: 209533 BGPTUNNEL BGPTunnel.com by iFog GmbH, CH
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
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
/13:590 /14:1237 /15:2211 /16:14118 /17:8573 /18:14735
/19:25613 /20:46345 /21:55144 /22:116493 /23:110437 /24:629284
/25:655 /26:653 /27:1185 /28:220 /29:371 /30:247
/31:1267 /32:1632
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6699 7738 UNI2-AS, ES
8151 6132 11966 UNINET, MX
11492 3555 4698 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3128 4180 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2274 12690 AMAZON-02, US
30036 2240 2580 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2329 2:1616 3:568 4:25 5:4926 6:165
7:6 8:1639 9:1 10:1 11:172 12:1386
13:341 14:2540 15:344 16:270 17:361 18:910
20:460 21:4 22:188 23:7328 24:2780 25:2
27:2799 29:19 31:3183 32:57 34:75 35:204
36:2435 37:4791 38:9911 39:897 40:156 41:4760
42:1919 43:2561 44:348 45:19814 46:5043 47:296
49:2005 50:1880 51:590 52:1604 54:307 55:1140
56:9 57:249 58:2304 59:1261 60:1162 61:3128
62:3038 63:1854 64:5550 65:2229 66:4739 67:3095
68:1189 69:4058 70:1133 71:620 72:2943 74:2821
75:1640 76:634 77:2741 78:4229 79:1713 80:2249
81:2218 82:2300 83:1526 84:1821 85:4233 86:1021
87:2463 88:3423 89:4491 90:757 91:8476 92:2805
93:2911 94:4002 95:5407 96:1296 97:317 98:996
99:736 100:72 101:1397 102:4285 103:32610 104:4705
105:2234 106:1018 107:2619 108:1173 109:4129 110:2261
111:3411 112:2071 113:1821 114:1957 115:2255 116:2079
117:2743 118:2854 119:2011 120:1905 121:1431 122:2883
123:2278 124:1696 125:2907 126:94 128:1681 129:1016
130:1316 131:2027 132:908 133:450 134:1537 135:367
136:1338 137:1168 138:3237 139:1611 140:1549 141:1487
142:1870 143:1730 144:1045 145:468 146:2167 147:2066
148:2606 149:2916 150:1211 151:1647 152:2002 153:574
154:8256 155:1625 156:3587 157:1910 158:1268 159:2419
160:3644 161:1902 162:3676 163:1812 164:1756 165:2201
166:1331 167:1896 168:4389 169:821 170:5491 171:1001
172:4324 173:3262 174:918 175:1289 176:3718 177:6170
178:3940 179:2711 180:2632 181:4143 182:3374 183:2036
184:2277 185:21755 186:5670 187:4957 188:4366 189:4547
190:9906 191:2075 192:11240 193:9438 194:7830 195:5625
196:3477 197:3924 198:6221 199:8331 200:8681 201:6563
202:10876 203:10765 204:4596 205:3710 206:4700 207:3642
208:4227 209:5249 210:4898 211:2630 212:4611 213:3874
214:1062 215:42 216:6708 217:3178 218:1394 219:555
220:2115 221:1055 222:848 223:2328
End of report
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