[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jan 6 22:42:02 UTC 2025
IPv4 R&E Routing Table Report 22:35 GMT Mon 06 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: 1028216
Prefixes after maximum aggregation (per Origin AS): 374376
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 469679
Total ASes present in the Internet Routing Table: 76613
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65915
Origin ASes announcing only one prefix: 26211
Transit ASes present in the Internet Routing Table: 10698
Transit-only ASes present in the Internet Routing Table: 523
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: 46015
Number of 32-bit ASNs visible in the Routing Table: 37639
Prefixes from 32-bit ASNs in the Routing Table: 207548
Number of bogon 32-bit ASNs visible in the Routing Table: 73
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 530
Number of addresses announced to Internet: 3126781049
Equivalent to 186 /8s, 94 /16s and 228 /24s
Percentage of available address space announced: 84.5
Percentage of allocated address space announced: 84.5
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: 346192
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265722
Total APNIC prefixes after maximum aggregation: 76774
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257130
Unique aggregates announced from the APNIC address blocks: 102187
APNIC Region origin ASes present in the Internet Routing Table: 14502
APNIC Prefixes per ASN: 17.73
APNIC Region origin ASes announcing only one prefix: 4423
APNIC Region transit ASes present in the Internet Routing Table: 1918
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: 9943
Number of APNIC addresses announced to Internet: 762118464
Equivalent to 45 /8s, 109 /16s and 1 /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: 296891
Total ARIN prefixes after maximum aggregation: 128497
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 297929
Unique aggregates announced from the ARIN address blocks: 132485
ARIN Region origin ASes present in the Internet Routing Table: 19220
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6958
ARIN Region transit ASes present in the Internet Routing Table: 1932
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: 5109
Number of ARIN addresses announced to Internet: 1348977862
Equivalent to 80 /8s, 103 /16s and 196 /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: 287817
Total RIPE prefixes after maximum aggregation: 132478
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 284601
Unique aggregates announced from the RIPE address blocks: 170235
RIPE Region origin ASes present in the Internet Routing Table: 28861
RIPE Prefixes per ASN: 9.86
RIPE Region origin ASes announcing only one prefix: 12037
RIPE Region transit ASes present in the Internet Routing Table: 3854
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: 12194
Number of RIPE addresses announced to Internet: 733158435
Equivalent to 43 /8s, 179 /16s and 28 /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: 138222
Total LACNIC prefixes after maximum aggregation: 29223
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 135811
Unique aggregates announced from the LACNIC address blocks: 48945
LACNIC Region origin ASes present in the Internet Routing Table: 11193
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2156
LACNIC Region transit ASes present in the Internet Routing Table: 2469
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: 9120
Number of LACNIC addresses announced to Internet: 177594752
Equivalent to 10 /8s, 149 /16s and 225 /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: 38431
Total AfriNIC prefixes after maximum aggregation: 6705
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 52213
Unique aggregates announced from the AfriNIC address blocks: 15394
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 27.27
AfriNIC Region origin ASes announcing only one prefix: 637
AfriNIC Region transit ASes present in the Internet Routing Table: 358
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: 1273
Number of AfriNIC addresses announced to Internet: 104663552
Equivalent to 6 /8s, 61 /16s and 10 /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 10162 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6197 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4312 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4063 524 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3893 1890 49 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2814 845 543 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 12604 38848 3284 AMAZON-02, US
174 6214 8764 879 COGENT-174, US
11492 4692 312 552 CABLEONE, US
7155 4169 287 85 VIASAT-SP-BACKBONE, US
6327 3614 1320 79 SHAW, CA
22773 3411 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3174 23477 2046 ATT-INTERNET4, US
2152 3149 508 130 CENIC-2152, US
16625 3013 1304 2188 AKAMAI-AS, 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 9650 1282 1363 TTNET, TR
12479 7699 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4027 3396 141 AKAMAI-ASN1, NL
9009 3763 323 1906 M247, RO
12389 2979 2300 887 ROSTELECOM-AS, RU
34984 2416 363 570 TELLCOM-AS, TR
8452 1961 1852 14 TE-AS TE-AS, EG
212238 1856 133 1370 CDNEXT, GB
5384 1792 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 11819 3246 710 UNINET, MX
10620 3548 494 936 Telmex Colombia S.A., CO
13999 2534 538 368 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad y
28573 1574 2310 261 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 1126 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1115 371 22 Telefonica del Peru S.A.A., PE
22884 1073 98 376 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 1669 593 29 RAYA-AS, EG
24863 1636 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1489 94 57 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1236 193 304 INTERNET-SOLUTIONS, ZA
36935 1017 523 45 Vodafone-, EG
37069 832 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 12604 38848 3284 AMAZON-02, US
8151 11819 3246 710 UNINET, MX
9808 10162 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9650 1282 1363 TTNET, TR
12479 7699 1709 143 UNI2-AS, ES
174 6214 8764 879 COGENT-174, US
7545 6197 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5042 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4692 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 11819 11109 UNINET, MX
9808 10162 10038 CHINAMOBILE-CN China Mobile Communications Grou
47331 9650 8287 TTNET, TR
12479 7699 7556 UNI2-AS, ES
7545 6197 5532 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6214 5335 COGENT-174, US
4538 5042 4965 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4312 4289 FPT-AS-AP FPT Telecom Company, VN
11492 4692 4140 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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 /11:93 /12:312
/13:595 /14:1242 /15:2221 /16:14166 /17:8562 /18:14735
/19:25650 /20:46339 /21:55104 /22:116253 /23:110006 /24:626691
/25:653 /26:653 /27:1188 /28:224 /29:378 /30:248
/31:1249 /32:1579
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8736 9650 TTNET, TR
12479 6671 7699 UNI2-AS, ES
8151 5969 11819 UNINET, MX
11492 3555 4692 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3409 3614 SHAW, CA
7155 3117 4169 VIASAT-SP-BACKBONE, US
22773 2544 3411 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2256 12604 AMAZON-02, US
30036 2215 2554 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2321 2:1658 3:538 4:25 5:4820 6:165
7:6 8:1651 9:1 10:1 11:172 12:1395
13:359 14:2510 15:334 16:270 17:360 18:906
20:457 21:4 22:188 23:7265 24:2775 25:2
27:2729 29:19 31:3123 32:56 34:73 35:181
36:2422 37:4643 38:10371 39:883 40:151 41:4735
42:1991 43:2546 44:345 45:19908 46:5027 47:294
49:2023 50:1879 51:586 52:1606 54:308 55:1028
56:8 57:244 58:2291 59:1252 60:1158 61:2981
62:3006 63:1857 64:5473 65:2234 66:4740 67:3091
68:1296 69:4026 70:1129 71:613 72:2938 74:2815
75:1639 76:632 77:2715 78:4227 79:1723 80:2261
81:2211 82:1864 83:1452 84:1825 85:4208 86:987
87:2437 88:3412 89:4454 90:762 91:8432 92:2762
93:2855 94:3921 95:5419 96:1258 97:316 98:1064
99:732 100:73 101:1393 102:4315 103:32533 104:4522
105:2168 106:1032 107:2618 108:1198 109:4120 110:2265
111:3348 112:2065 113:1816 114:1955 115:2251 116:2056
117:2691 118:2885 119:2025 120:1893 121:1415 122:2864
123:2199 124:1691 125:2884 126:62 128:1677 129:1023
130:1304 131:2033 132:923 133:450 134:1521 135:369
136:1349 137:1165 138:3248 139:1556 140:1525 141:1466
142:1861 143:1703 144:1039 145:441 146:2145 147:2044
148:2599 149:2918 150:1199 151:1574 152:2138 153:570
154:8447 155:1593 156:3545 157:1901 158:1263 159:2439
160:3574 161:1816 162:3651 163:1794 164:1740 165:2203
166:1350 167:1897 168:4413 169:825 170:5513 171:1005
172:4055 173:3217 174:918 175:1288 176:3688 177:6320
178:3906 179:2708 180:2616 181:4146 182:3355 183:2069
184:2269 185:21629 186:5706 187:4907 188:4384 189:4464
190:9916 191:2108 192:11281 193:9364 194:7782 195:5565
196:3486 197:3833 198:6177 199:8322 200:8639 201:6569
202:10917 203:10736 204:4669 205:3729 206:4720 207:3639
208:4235 209:5201 210:4842 211:2611 212:4614 213:3891
214:1056 215:48 216:6712 217:3157 218:1387 219:551
220:2111 221:1052 222:850 223:2300
End of report
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