[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue May 21 22:41:33 UTC 2024
IPv4 R&E Routing Table Report 22:35 GMT Tue 21 May, 2024
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: 1008575
Prefixes after maximum aggregation (per Origin AS): 367226
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 462320
Total ASes present in the Internet Routing Table: 76060
Prefixes per ASN: 13.26
Origin-only ASes present in the Internet Routing Table: 65087
Origin ASes announcing only one prefix: 26056
Transit ASes present in the Internet Routing Table: 10973
Transit-only ASes present in the Internet Routing Table: 530
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 85
Max AS path prepend of ASN ( 37447) 82
Prefixes from unregistered ASNs in the Routing Table: 1198
Number of instances of unregistered ASNs: 1201
Number of 32-bit ASNs allocated by the RIRs: 44495
Number of 32-bit ASNs visible in the Routing Table: 36546
Prefixes from 32-bit ASNs in the Routing Table: 197227
Number of bogon 32-bit ASNs visible in the Routing Table: 171
Special use prefixes present in the Routing Table: 19
Prefixes being announced from unallocated address space: 764
Number of addresses announced to Internet: 3030150772
Equivalent to 180 /8s, 156 /16s and 110 /24s
Percentage of available address space announced: 81.8
Percentage of allocated address space announced: 81.8
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: 344956
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 263804
Total APNIC prefixes after maximum aggregation: 74781
APNIC Deaggregation factor: 3.53
Prefixes being announced from the APNIC address blocks: 255701
Unique aggregates announced from the APNIC address blocks: 101127
APNIC Region origin ASes present in the Internet Routing Table: 14228
APNIC Prefixes per ASN: 17.97
APNIC Region origin ASes announcing only one prefix: 4270
APNIC Region transit ASes present in the Internet Routing Table: 1928
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9577
Number of APNIC addresses announced to Internet: 762350240
Equivalent to 45 /8s, 112 /16s and 138 /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: 286895
Total ARIN prefixes after maximum aggregation: 126713
ARIN Deaggregation factor: 2.26
Prefixes being announced from the ARIN address blocks: 291592
Unique aggregates announced from the ARIN address blocks: 133672
ARIN Region origin ASes present in the Internet Routing Table: 19207
ARIN Prefixes per ASN: 15.18
ARIN Region origin ASes announcing only one prefix: 6954
ARIN Region transit ASes present in the Internet Routing Table: 2013
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4919
Number of ARIN addresses announced to Internet: 1268038466
Equivalent to 75 /8s, 148 /16s and 187 /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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 285908
Total RIPE prefixes after maximum aggregation: 129595
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 279562
Unique aggregates announced from the RIPE address blocks: 164306
RIPE Region origin ASes present in the Internet Routing Table: 28725
RIPE Prefixes per ASN: 9.73
RIPE Region origin ASes announcing only one prefix: 12085
RIPE Region transit ASes present in the Internet Routing Table: 4007
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 47
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11845
Number of RIPE addresses announced to Internet: 714851442
Equivalent to 42 /8s, 155 /16s and 196 /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,
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: 135817
Total LACNIC prefixes after maximum aggregation: 29134
LACNIC Deaggregation factor: 4.66
Prefixes being announced from the LACNIC address blocks: 134224
Unique aggregates announced from the LACNIC address blocks: 49557
LACNIC Region origin ASes present in the Internet Routing Table: 11087
LACNIC Prefixes per ASN: 12.11
LACNIC Region origin ASes announcing only one prefix: 2132
LACNIC Region transit ASes present in the Internet Routing Table: 2463
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 63
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8985
Number of LACNIC addresses announced to Internet: 177081632
Equivalent to 10 /8s, 142 /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: 34953
Total AfriNIC prefixes after maximum aggregation: 6275
AfriNIC Deaggregation factor: 5.57
Prefixes being announced from the AfriNIC address blocks: 46731
Unique aggregates announced from the AfriNIC address blocks: 13109
AfriNIC Region origin ASes present in the Internet Routing Table: 1854
AfriNIC Prefixes per ASN: 25.21
AfriNIC Region origin ASes announcing only one prefix: 615
AfriNIC Region transit ASes present in the Internet Routing Table: 358
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 85
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220
Number of AfriNIC addresses announced to Internet: 107437312
Equivalent to 6 /8s, 103 /16s and 93 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9851 8745 70 CHINAMOBILE-CN China Mobile Communicati
7545 5637 777 674 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4192 74 ERX-CERNET-BKB China Education and Rese
45899 4541 1893 45 VNPT-AS-VN VNPT Corp, VN
18403 4451 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3917 1331 21 VIETEL-AS-AP Viettel Group, VN
9498 3737 508 265 BBIL-AP BHARTI Airtel Ltd., IN
7713 3643 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon
24560 2793 863 374 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2485 11522 581 KIXS-AS-KR Korea Telecom, KR
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 9918 11374 3547 AMAZON-02, US
174 5229 8782 872 COGENT-174, US
11492 4617 306 602 CABLEONE, US
7155 4173 288 91 VIASAT-SP-BACKBONE, US
6327 3595 1320 79 SHAW, CA
22773 3549 3060 238 ASN-CXA-ALL-CCI-22773-RDC, US
749 3224 54904 2476 DNIC-AS-00749, US
16625 3156 1351 2251 AKAMAI-AS, US
367 2848 3450 1333 DNIC-ASBLK-00306-00371, US
7018 2830 23660 1783 ATT-INTERNET4, 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 9145 1227 2123 TTNET, TR
12479 7770 1708 145 UNI2-AS, ES
39891 4758 286 60 ALJAWWALSTC-AS, SA
20940 3905 3396 152 AKAMAI-ASN1, NL
9009 3466 298 1717 M247, RO
12389 2989 2305 902 ROSTELECOM-AS, RU
8551 2640 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8452 2570 1852 14 TE-AS TE-AS, EG
5384 2487 585 31 EMIRATES-INTERNET Emirates Internet, AE
34984 2387 365 574 TELLCOM-AS, TR
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 12213 3321 494 UNINET, MX
10620 3511 492 939 Telmex Colombia S.A., CO
13999 2541 353 665 Mega Cable, S.A. de C.V., MX
11830 2003 369 64 Instituto Costarricense de Electricidad
28573 1558 2314 249 Claro NXT Telecomunicacoes Ltda, BR
3816 1322 789 190 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
19429 1233 216 21 ETB - Colombia, CO
11664 1184 176 441 Techtel LMDS Comunicaciones Interactiva
6503 1125 314 478 Axtel, S.A.B. de C.V., MX
28202 1120 52 9 Rede Brasileira de Comunicacao SA, BR
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
37457 1634 314 37 Telkom-Internet, ZA
24835 1542 545 28 RAYA-AS, EG
24863 1503 389 20 LINKdotNET-AS, EG
36992 1373 1520 281 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
29571 1204 77 60 ORANGE-COTE-IVOIRE, CI
36935 935 521 42 Vodafone-, EG
6713 557 1861 35 IAM-AS, MA
36914 548 82 3 KENET-AS, KE
15399 528 55 54 WANANCHI-, KE
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
8151 12213 3321 494 UNINET, MX
16509 9918 11374 3547 AMAZON-02, US
9808 9851 8745 70 CHINAMOBILE-CN China Mobile Communicati
47331 9145 1227 2123 TTNET, TR
12479 7770 1708 145 UNI2-AS, ES
7545 5637 777 674 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5229 8782 872 COGENT-174, US
4538 5035 4192 74 ERX-CERNET-BKB China Education and Rese
39891 4758 286 60 ALJAWWALSTC-AS, SA
11492 4617 306 602 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
9808 9851 9781 CHINAMOBILE-CN China Mobile Communications Grou
12479 7770 7625 UNI2-AS, ES
47331 9145 7022 TTNET, TR
16509 9918 6371 AMAZON-02, US
7545 5637 4963 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4961 ERX-CERNET-BKB China Education and Research Net
39891 4758 4698 ALJAWWALSTC-AS, SA
45899 4541 4496 VNPT-AS-VN VNPT Corp, VN
18403 4451 4428 FPT-AS-AP FPT Telecom Company, VN
174 5229 4357 COGENT-174, 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
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-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.17.66.0/24 3356 LEVEL3, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, 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
100.70.8.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
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
23.140.216.0/24 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
23.147.240.0/24 Origin: 398208 RESERVED, ZZ
23.147.240.0/24 Transit: 19930 EQUINIX-EC-CH, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, 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 /9:14 /10:37 /11:93 /12:298
/13:582 /14:1197 /15:2128 /16:13427 /17:8530 /18:14723
/19:25796 /20:45796 /21:54524 /22:115559 /23:108439 /24:611202
/25:1121 /26:1100 /27:1604 /28:314 /29:519 /30:518
/31:353 /32:684
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8251 9145 TTNET, TR
12479 6864 7770 UNI2-AS, ES
8151 6237 12213 UNINET, MX
11492 3526 4617 CABLEONE, US
39891 3440 4758 ALJAWWALSTC-AS, SA
6327 3391 3595 SHAW, CA
7155 3116 4173 VIASAT-SP-BACKBONE, US
22773 2639 3549 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2163 2509 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2137 3511 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2325 2:1724 3:347 4:22 5:4753 6:164
7:6 8:1623 9:1 11:172 12:1468 13:357
14:2489 15:319 16:210 17:372 18:768 20:393
21:4 22:188 23:6805 24:3127 25:2 27:2634
29:19 31:2741 32:61 34:65 35:137 36:2332
37:4631 38:8784 39:903 40:125 41:4665 42:2178
43:2441 44:321 45:18487 46:4606 47:312 49:1968
50:1922 51:584 52:1613 54:313 55:1000 56:5
57:187 58:2140 59:1267 60:1030 61:2804 62:2836
63:1932 64:5730 65:2392 66:4844 67:3075 68:1352
69:4157 70:1389 71:594 72:2946 74:2627 75:1596
76:622 77:2636 78:4185 79:2544 80:2234 81:2267
82:1657 83:1411 84:1677 85:4072 86:1008 87:2325
88:3112 89:4257 90:682 91:8291 92:2392 93:2737
94:3903 95:5456 96:1296 97:315 98:1053 99:741
100:91 101:1202 102:3836 103:33051 104:4823 105:2089
106:1021 107:2779 108:1156 109:4203 110:2191 111:3288
112:2110 113:1838 114:1805 115:2170 116:1922 117:2666
118:2875 119:2084 120:1807 121:1370 122:2842 123:2271
124:1707 125:2909 126:32 128:1544 129:1036 130:1198
131:2025 132:936 133:412 134:1746 135:366 136:1062
137:1083 138:3149 139:1560 140:1406 141:1362 142:1606
143:1701 144:1021 145:367 146:2093 147:1946 148:2546
149:2825 150:1052 151:1348 152:2172 153:595 154:6974
155:1480 156:2304 157:1819 158:1160 159:2346 160:2765
161:1721 162:3593 163:1769 164:1708 165:2189 166:1172
167:1825 168:4233 169:834 170:5364 171:1062 172:3886
173:3079 174:897 175:1258 176:3843 177:6308 178:3865
179:2684 180:2448 181:3829 182:3414 183:2018 184:2287
185:21160 186:5567 187:5165 188:4368 189:4578 190:9818
191:2095 192:11071 193:9190 194:7688 195:5501 196:3720
197:2903 198:6105 199:7902 200:8585 201:6534 202:10823
203:10670 204:4663 205:3694 206:4553 207:3654 208:4217
209:5145 210:4828 211:2673 212:4441 213:3606 214:1072
215:63 216:6952 217:3196 218:1369 219:613 220:2053
221:1045 222:987 223:2249
End of report
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