[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 5 22:46:32 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 05 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: 1031752
Prefixes after maximum aggregation (per Origin AS): 376823
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473920
Total ASes present in the Internet Routing Table: 76726
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66028
Origin ASes announcing only one prefix: 26227
Transit ASes present in the Internet Routing Table: 10698
Transit-only ASes present in the Internet Routing Table: 525
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: 1119
Number of instances of unregistered ASNs: 1126
Number of 32-bit ASNs allocated by the RIRs: 46097
Number of 32-bit ASNs visible in the Routing Table: 37816
Prefixes from 32-bit ASNs in the Routing Table: 210013
Number of bogon 32-bit ASNs visible in the Routing Table: 81
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 535
Number of addresses announced to Internet: 3118250107
Equivalent to 185 /8s, 220 /16s and 184 /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: 347828
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266690
Total APNIC prefixes after maximum aggregation: 77054
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258131
Unique aggregates announced from the APNIC address blocks: 102541
APNIC Region origin ASes present in the Internet Routing Table: 14540
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4422
APNIC Region transit ASes present in the Internet Routing Table: 1935
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: 9992
Number of APNIC addresses announced to Internet: 758691904
Equivalent to 45 /8s, 56 /16s and 184 /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: 296885
Total ARIN prefixes after maximum aggregation: 129188
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298286
Unique aggregates announced from the ARIN address blocks: 134877
ARIN Region origin ASes present in the Internet Routing Table: 19238
ARIN Prefixes per ASN: 15.51
ARIN Region origin ASes announcing only one prefix: 7000
ARIN Region transit ASes present in the Internet Routing Table: 1915
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: 5143
Number of ARIN addresses announced to Internet: 1344000710
Equivalent to 80 /8s, 27 /16s and 210 /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: 289743
Total RIPE prefixes after maximum aggregation: 133704
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286609
Unique aggregates announced from the RIPE address blocks: 171872
RIPE Region origin ASes present in the Internet Routing Table: 28910
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12025
RIPE Region transit ASes present in the Internet Routing Table: 3846
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: 12270
Number of RIPE addresses announced to Internet: 732508965
Equivalent to 43 /8s, 169 /16s and 51 /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: 138552
Total LACNIC prefixes after maximum aggregation: 29353
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135910
Unique aggregates announced from the LACNIC address blocks: 49017
LACNIC Region origin ASes present in the Internet Routing Table: 11200
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2138
LACNIC Region transit ASes present in the Internet Routing Table: 2476
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: 9134
Number of LACNIC addresses announced to Internet: 178031488
Equivalent to 10 /8s, 156 /16s and 139 /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: 38763
Total AfriNIC prefixes after maximum aggregation: 6832
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 52279
Unique aggregates announced from the AfriNIC address blocks: 15180
AfriNIC Region origin ASes present in the Internet Routing Table: 1919
AfriNIC Prefixes per ASN: 27.24
AfriNIC Region origin ASes announcing only one prefix: 642
AfriNIC Region transit ASes present in the Internet Routing Table: 364
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: 104757248
Equivalent to 6 /8s, 62 /16s and 120 /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 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5044 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4205 529 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4187 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3917 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 2842 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 12691 38937 3758 AMAZON-02, US
174 5591 8761 889 COGENT-174, US
11492 4698 312 553 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3411 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 7742 1713 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3396 141 AKAMAI-ASN1, NL
9009 3779 323 1921 M247, RO
12389 2996 2303 893 ROSTELECOM-AS, RU
34984 2417 364 574 TELLCOM-AS, TR
8452 1949 1852 14 TE-AS TE-AS, EG
212238 1908 136 1406 CDNEXT, GB
5384 1783 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 11981 3243 709 UNINET, MX
10620 3540 492 954 Telmex Colombia S.A., CO
13999 2513 539 366 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1581 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 1129 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 1639 316 32 Telkom-Internet, ZA
29571 1537 97 99 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 1018 523 45 Vodafone-, EG
37069 843 1083 15 MOBINIL, EG
6713 557 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 12691 38937 3758 AMAZON-02, US
8151 11981 3243 709 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7742 1713 145 UNI2-AS, ES
7545 6208 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5591 8761 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 11981 11272 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7742 7597 UNI2-AS, ES
7545 6208 5543 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 5591 4702 COGENT-174, US
18403 4187 4164 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
23.140.16.0/24 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
23.140.216.0/24 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 /12:308
/13:590 /14:1237 /15:2211 /16:14117 /17:8574 /18:14675
/19:25612 /20:46344 /21:55164 /22:116548 /23:110523 /24:629431
/25:655 /26:653 /27:1186 /28:218 /29:371 /30:248
/31:1266 /32:1654
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6703 7742 UNI2-AS, ES
8151 6145 11981 UNINET, MX
11492 3555 4698 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3128 4180 VIASAT-SP-BACKBONE, US
22773 2544 3411 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2264 12691 AMAZON-02, US
30036 2241 2581 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2330 2:1614 3:570 4:25 5:4888 6:165
7:6 8:1641 9:1 10:1 11:172 12:1389
13:349 14:2540 15:344 16:270 17:361 18:911
20:460 21:4 22:188 23:7331 24:2781 25:2
27:2783 29:19 31:3184 32:57 34:79 35:204
36:2435 37:4753 38:10028 39:897 40:152 41:4759
42:1921 43:2560 44:349 45:19828 46:5048 47:296
49:2006 50:1880 51:589 52:1605 54:306 55:1139
56:9 57:249 58:2303 59:1258 60:1165 61:3106
62:3037 63:1851 64:5543 65:2231 66:4733 67:3094
68:1183 69:4048 70:1133 71:621 72:2940 74:2822
75:1644 76:633 77:2743 78:4228 79:1719 80:2249
81:2217 82:2320 83:1470 84:1821 85:4233 86:1027
87:2464 88:3423 89:4524 90:757 91:8473 92:2812
93:2904 94:3995 95:5406 96:1296 97:317 98:996
99:734 100:72 101:1398 102:4278 103:32609 104:4696
105:2234 106:1018 107:2624 108:1171 109:4130 110:2261
111:3407 112:2071 113:1811 114:1957 115:2255 116:2076
117:2741 118:2857 119:2011 120:1904 121:1431 122:2889
123:2292 124:1668 125:2906 126:94 128:1688 129:1032
130:1313 131:2032 132:907 133:450 134:1534 135:367
136:1338 137:1166 138:3243 139:1612 140:1551 141:1487
142:1869 143:1725 144:1060 145:468 146:2168 147:2063
148:2610 149:2932 150:1209 151:1650 152:2004 153:574
154:8267 155:1620 156:3598 157:1912 158:1271 159:2422
160:3653 161:1902 162:3686 163:1809 164:1758 165:2205
166:1330 167:1907 168:4389 169:822 170:5489 171:1004
172:4328 173:3269 174:922 175:1291 176:3716 177:6160
178:3949 179:2710 180:2632 181:4139 182:3375 183:2035
184:2274 185:21767 186:5672 187:4962 188:4365 189:4560
190:9926 191:2070 192:11228 193:9430 194:7837 195:5632
196:3469 197:3919 198:6224 199:8334 200:8701 201:6570
202:10876 203:10774 204:4600 205:3716 206:4706 207:3646
208:4224 209:5242 210:4857 211:2628 212:4613 213:3877
214:1058 215:40 216:6722 217:3180 218:1394 219:555
220:2116 221:1057 222:848 223:2328
End of report
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