[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Feb 2 22:46:18 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 02 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: 1031232
Prefixes after maximum aggregation (per Origin AS): 376760
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473798
Total ASes present in the Internet Routing Table: 76713
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66023
Origin ASes announcing only one prefix: 26223
Transit ASes present in the Internet Routing Table: 10690
Transit-only ASes present in the Internet Routing Table: 524
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: 1134
Number of instances of unregistered ASNs: 1141
Number of 32-bit ASNs allocated by the RIRs: 46095
Number of 32-bit ASNs visible in the Routing Table: 37797
Prefixes from 32-bit ASNs in the Routing Table: 209603
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: 544
Number of addresses announced to Internet: 3119520379
Equivalent to 185 /8s, 240 /16s and 26 /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: 347561
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266412
Total APNIC prefixes after maximum aggregation: 77055
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257818
Unique aggregates announced from the APNIC address blocks: 102523
APNIC Region origin ASes present in the Internet Routing Table: 14535
APNIC Prefixes per ASN: 17.74
APNIC Region origin ASes announcing only one prefix: 4422
APNIC Region transit ASes present in the Internet Routing Table: 1941
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: 9990
Number of APNIC addresses announced to Internet: 758666048
Equivalent to 45 /8s, 56 /16s and 83 /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: 296849
Total ARIN prefixes after maximum aggregation: 129167
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298215
Unique aggregates announced from the ARIN address blocks: 134920
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.51
ARIN Region origin ASes announcing only one prefix: 6991
ARIN Region transit ASes present in the Internet Routing Table: 1907
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: 5135
Number of ARIN addresses announced to Internet: 1345203654
Equivalent to 80 /8s, 46 /16s and 45 /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: 289697
Total RIPE prefixes after maximum aggregation: 133673
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286508
Unique aggregates announced from the RIPE address blocks: 171714
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: 12014
RIPE Region transit ASes present in the Internet Routing Table: 3835
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: 12261
Number of RIPE addresses announced to Internet: 732653861
Equivalent to 43 /8s, 171 /16s and 105 /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: 138342
Total LACNIC prefixes after maximum aggregation: 29330
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135767
Unique aggregates announced from the LACNIC address blocks: 49012
LACNIC Region origin ASes present in the Internet Routing Table: 11197
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2152
LACNIC Region transit ASes present in the Internet Routing Table: 2490
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: 178008960
Equivalent to 10 /8s, 156 /16s and 51 /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: 6843
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 52378
Unique aggregates announced from the AfriNIC address blocks: 15189
AfriNIC Region origin ASes present in the Internet Routing Table: 1919
AfriNIC Prefixes per ASN: 27.29
AfriNIC Region origin ASes announcing only one prefix: 644
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 104725504
Equivalent to 6 /8s, 61 /16s and 252 /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 5034 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4184 529 275 BBIL-AP BHARTI Airtel Ltd., IN
18403 4173 347 24 FPT-AS-AP FPT Telecom Company, VN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3902 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2836 852 538 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 38941 3740 AMAZON-02, US
174 5600 8759 888 COGENT-174, US
11492 4697 312 552 CABLEONE, US
7155 4177 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3414 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
2152 3181 508 130 CENIC-2152, US
16625 3013 1305 2197 AKAMAI-AS, US
396982 2905 3657 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 9666 1284 1322 TTNET, TR
12479 7759 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3396 141 AKAMAI-ASN1, NL
9009 3762 322 1912 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 1904 136 1404 CDNEXT, GB
5384 1790 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 11960 3243 708 UNINET, MX
10620 3540 492 954 Telmex Colombia S.A., CO
13999 2505 539 365 Mega Cable, S.A. de C.V., MX
11830 1993 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 1137 374 163 Axtel, S.A.B. de C.V., MX
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1103 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 1634 316 32 Telkom-Internet, ZA
29571 1547 98 102 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 871 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 38941 3740 AMAZON-02, US
8151 11960 3243 708 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9666 1284 1322 TTNET, TR
12479 7759 1711 144 UNI2-AS, ES
7545 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5600 8759 888 COGENT-174, US
4538 5034 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4697 312 552 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 11960 11252 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9666 8344 TTNET, TR
12479 7759 7615 UNI2-AS, ES
7545 6208 5545 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5034 4957 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5600 4712 COGENT-174, US
18403 4173 4149 FPT-AS-AP FPT Telecom Company, VN
11492 4697 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
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, 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 /12:309
/13:590 /14:1238 /15:2211 /16:14119 /17:8573 /18:14728
/19:25616 /20:46381 /21:55155 /22:116452 /23:110444 /24:629018
/25:653 /26:654 /27:1188 /28:220 /29:372 /30:246
/31:1267 /32:1631
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8751 9666 TTNET, TR
12479 6719 7759 UNI2-AS, ES
8151 6128 11960 UNINET, MX
11492 3555 4697 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3125 4177 VIASAT-SP-BACKBONE, US
22773 2547 3414 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2268 12691 AMAZON-02, US
30036 2238 2577 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 2:1616 3:568 4:25 5:4903 6:165
7:6 8:1640 9:1 10:1 11:172 12:1386
13:350 14:2540 15:344 16:270 17:362 18:913
20:460 21:4 22:188 23:7319 24:2782 25:2
27:2770 29:19 31:3190 32:57 34:75 35:189
36:2435 37:4758 38:10013 39:897 40:151 41:4767
42:1917 43:2568 44:349 45:19805 46:5048 47:296
49:2008 50:1879 51:589 52:1604 54:307 55:1140
56:9 57:245 58:2304 59:1256 60:1162 61:2971
62:3037 63:1853 64:5556 65:2231 66:4736 67:3097
68:1198 69:4053 70:1126 71:618 72:2945 74:2811
75:1643 76:633 77:2743 78:4231 79:1714 80:2259
81:2224 82:2211 83:1471 84:1819 85:4230 86:1010
87:2467 88:3423 89:4486 90:757 91:8473 92:2795
93:2916 94:4003 95:5408 96:1295 97:317 98:995
99:737 100:72 101:1398 102:4276 103:32620 104:4692
105:2169 106:1016 107:2619 108:1178 109:4135 110:2250
111:3417 112:2073 113:1794 114:1957 115:2250 116:2064
117:2751 118:2858 119:2011 120:1892 121:1421 122:2882
123:2189 124:1696 125:2905 126:94 128:1689 129:1036
130:1308 131:2026 132:922 133:451 134:1528 135:367
136:1342 137:1166 138:3235 139:1600 140:1546 141:1490
142:1863 143:1727 144:1055 145:467 146:2166 147:2062
148:2604 149:2914 150:1211 151:1645 152:2094 153:574
154:8295 155:1615 156:3652 157:1912 158:1261 159:2426
160:3643 161:1861 162:3683 163:1809 164:1749 165:2208
166:1327 167:1907 168:4375 169:821 170:5499 171:1004
172:4331 173:3256 174:919 175:1288 176:3717 177:6126
178:3949 179:2697 180:2630 181:4137 182:3374 183:2044
184:2274 185:21757 186:5697 187:4969 188:4382 189:4559
190:9916 191:2076 192:11296 193:9435 194:7828 195:5627
196:3485 197:3919 198:6224 199:8325 200:8729 201:6565
202:10873 203:10776 204:4588 205:3710 206:4717 207:3647
208:4227 209:5240 210:4856 211:2620 212:4620 213:3872
214:1052 215:42 216:6712 217:3180 218:1394 219:555
220:2115 221:1055 222:848 223:2328
End of report
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