[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Feb 6 22:46:33 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 06 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: 1031653
Prefixes after maximum aggregation (per Origin AS): 376841
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473975
Total ASes present in the Internet Routing Table: 76728
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66029
Origin ASes announcing only one prefix: 26224
Transit ASes present in the Internet Routing Table: 10699
Transit-only ASes present in the Internet Routing Table: 528
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: 1123
Number of instances of unregistered ASNs: 1130
Number of 32-bit ASNs allocated by the RIRs: 46102
Number of 32-bit ASNs visible in the Routing Table: 37826
Prefixes from 32-bit ASNs in the Routing Table: 209816
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: 532
Number of addresses announced to Internet: 3119258491
Equivalent to 185 /8s, 236 /16s and 27 /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: 347400
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266829
Total APNIC prefixes after maximum aggregation: 77116
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258190
Unique aggregates announced from the APNIC address blocks: 102540
APNIC Region origin ASes present in the Internet Routing Table: 14544
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4420
APNIC Region transit ASes present in the Internet Routing Table: 1932
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: 9998
Number of APNIC addresses announced to Internet: 758777920
Equivalent to 45 /8s, 58 /16s and 8 /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: 297029
Total ARIN prefixes after maximum aggregation: 129146
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298378
Unique aggregates announced from the ARIN address blocks: 134960
ARIN Region origin ASes present in the Internet Routing Table: 19239
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: 1916
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: 5144
Number of ARIN addresses announced to Internet: 1344107974
Equivalent to 80 /8s, 29 /16s and 117 /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: 289564
Total RIPE prefixes after maximum aggregation: 133669
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286414
Unique aggregates announced from the RIPE address blocks: 171863
RIPE Region origin ASes present in the Internet Routing Table: 28903
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12018
RIPE Region transit ASes present in the Internet Routing Table: 3855
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: 12270
Number of RIPE addresses announced to Internet: 733322021
Equivalent to 43 /8s, 181 /16s and 155 /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: 138300
Total LACNIC prefixes after maximum aggregation: 29353
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135698
Unique aggregates announced from the LACNIC address blocks: 48999
LACNIC Region origin ASes present in the Internet Routing Table: 11203
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2145
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: 9136
Number of LACNIC addresses announced to Internet: 178030208
Equivalent to 10 /8s, 156 /16s and 134 /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: 38808
Total AfriNIC prefixes after maximum aggregation: 6867
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 52439
Unique aggregates announced from the AfriNIC address blocks: 15182
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 27.31
AfriNIC Region origin ASes announcing only one prefix: 650
AfriNIC Region transit ASes present in the Internet Routing Table: 365
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: 1278
Number of AfriNIC addresses announced to Internet: 104761088
Equivalent to 6 /8s, 62 /16s and 135 /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 6207 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5045 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4207 529 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4197 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3918 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 12734 38946 3726 AMAZON-02, US
174 5588 8762 893 COGENT-174, US
11492 4698 312 553 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3410 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3188 508 130 CENIC-2152, US
16625 3042 1311 2196 AKAMAI-AS, US
396982 2920 3659 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 9661 1284 1335 TTNET, TR
12479 7741 1713 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4015 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 1914 138 1411 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 11990 3243 709 UNINET, MX
10620 3542 492 953 Telmex Colombia S.A., CO
13999 2515 539 366 Mega Cable, S.A. de C.V., MX
11830 1975 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 1130 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1105 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 1645 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1538 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 12734 38946 3726 AMAZON-02, US
8151 11990 3243 709 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7741 1713 145 UNI2-AS, ES
7545 6207 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5588 8762 893 COGENT-174, US
4538 5045 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 11990 11281 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7741 7596 UNI2-AS, ES
7545 6207 5542 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5045 4968 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5588 4695 COGENT-174, US
18403 4197 4174 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 /11:93 /12:308
/13:590 /14:1237 /15:2211 /16:14119 /17:8574 /18:14677
/19:25618 /20:46350 /21:55185 /22:116583 /23:110582 /24:629217
/25:655 /26:653 /27:1187 /28:219 /29:372 /30:248
/31:1266 /32:1634
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6701 7741 UNI2-AS, ES
8151 6154 11990 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 2543 3410 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2265 12734 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)
----------------------------------------------
1:2330 2:1596 3:570 4:25 5:4842 6:165
7:6 8:1641 9:1 10:1 11:172 12:1387
13:352 14:2539 15:345 16:270 17:359 18:916
20:461 21:4 22:188 23:7329 24:2781 25:2
27:2768 29:19 31:3190 32:57 34:81 35:205
36:2435 37:4741 38:9986 39:897 40:152 41:4755
42:1928 43:2566 44:350 45:19827 46:5032 47:296
49:2005 50:1888 51:589 52:1605 54:307 55:1143
56:9 57:249 58:2303 59:1257 60:1164 61:3106
62:3039 63:1849 64:5553 65:2227 66:4730 67:3089
68:1182 69:4041 70:1133 71:621 72:2941 74:2819
75:1644 76:633 77:2739 78:4229 79:1721 80:2249
81:2216 82:2310 83:1458 84:1816 85:4233 86:1021
87:2462 88:3424 89:4457 90:756 91:8473 92:2816
93:2891 94:3999 95:5403 96:1295 97:317 98:996
99:734 100:72 101:1400 102:4272 103:32609 104:4701
105:2234 106:1018 107:2624 108:1177 109:4128 110:2261
111:3405 112:2071 113:1812 114:1958 115:2251 116:2096
117:2743 118:2852 119:2010 120:1904 121:1432 122:2890
123:2292 124:1673 125:2908 126:94 128:1680 129:1034
130:1312 131:2041 132:907 133:450 134:1536 135:368
136:1340 137:1167 138:3253 139:1613 140:1553 141:1474
142:1869 143:1732 144:1060 145:468 146:2167 147:2064
148:2612 149:2935 150:1209 151:1650 152:2063 153:572
154:8321 155:1626 156:3645 157:1910 158:1268 159:2430
160:3650 161:1901 162:3683 163:1811 164:1757 165:2204
166:1331 167:1909 168:4399 169:821 170:5489 171:1006
172:4334 173:3266 174:922 175:1291 176:3722 177:6143
178:3947 179:2707 180:2631 181:4143 182:3375 183:2035
184:2273 185:21767 186:5648 187:4959 188:4345 189:4561
190:9810 191:2069 192:11234 193:9441 194:7843 195:5638
196:3472 197:3925 198:6230 199:8334 200:8684 201:6550
202:10872 203:10779 204:4599 205:3722 206:4709 207:3622
208:4222 209:5244 210:4855 211:2633 212:4617 213:3868
214:1058 215:42 216:6710 217:3183 218:1394 219:555
220:2117 221:1056 222:848 223:2328
End of report
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