[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Apr 18 22:41:27 UTC 2024
IPv4 R&E Routing Table Report 22:35 GMT Thu 18 Apr, 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: 1001696
Prefixes after maximum aggregation (per Origin AS): 366114
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 460357
Total ASes present in the Internet Routing Table: 75911
Prefixes per ASN: 13.20
Origin-only ASes present in the Internet Routing Table: 65029
Origin ASes announcing only one prefix: 25928
Transit ASes present in the Internet Routing Table: 10882
Transit-only ASes present in the Internet Routing Table: 532
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 55
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1147
Number of instances of unregistered ASNs: 1149
Number of 32-bit ASNs allocated by the RIRs: 44183
Number of 32-bit ASNs visible in the Routing Table: 36352
Prefixes from 32-bit ASNs in the Routing Table: 195859
Number of bogon 32-bit ASNs visible in the Routing Table: 170
Special use prefixes present in the Routing Table: 19
Prefixes being announced from unallocated address space: 601
Number of addresses announced to Internet: 3031095732
Equivalent to 180 /8s, 170 /16s and 217 /24s
Percentage of available address space announced: 81.9
Percentage of allocated address space announced: 81.9
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: 342320
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260771
Total APNIC prefixes after maximum aggregation: 74457
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 252830
Unique aggregates announced from the APNIC address blocks: 100566
APNIC Region origin ASes present in the Internet Routing Table: 14176
APNIC Prefixes per ASN: 17.84
APNIC Region origin ASes announcing only one prefix: 4241
APNIC Region transit ASes present in the Internet Routing Table: 1906
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9529
Number of APNIC addresses announced to Internet: 762344864
Equivalent to 45 /8s, 112 /16s and 117 /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: 284069
Total ARIN prefixes after maximum aggregation: 126290
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288816
Unique aggregates announced from the ARIN address blocks: 133293
ARIN Region origin ASes present in the Internet Routing Table: 19168
ARIN Prefixes per ASN: 15.07
ARIN Region origin ASes announcing only one prefix: 6946
ARIN Region transit ASes present in the Internet Routing Table: 1956
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4890
Number of ARIN addresses announced to Internet: 1269327938
Equivalent to 75 /8s, 168 /16s and 104 /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: 283924
Total RIPE prefixes after maximum aggregation: 129377
RIPE Deaggregation factor: 2.19
Prefixes being announced from the RIPE address blocks: 277606
Unique aggregates announced from the RIPE address blocks: 163531
RIPE Region origin ASes present in the Internet Routing Table: 28692
RIPE Prefixes per ASN: 9.68
RIPE Region origin ASes announcing only one prefix: 12070
RIPE Region transit ASes present in the Internet Routing Table: 4009
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 43
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11776
Number of RIPE addresses announced to Internet: 714863730
Equivalent to 42 /8s, 155 /16s and 244 /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: 137040
Total LACNIC prefixes after maximum aggregation: 29031
LACNIC Deaggregation factor: 4.72
Prefixes being announced from the LACNIC address blocks: 135450
Unique aggregates announced from the LACNIC address blocks: 49493
LACNIC Region origin ASes present in the Internet Routing Table: 11090
LACNIC Prefixes per ASN: 12.21
LACNIC Region origin ASes announcing only one prefix: 2072
LACNIC Region transit ASes present in the Internet Routing Table: 2455
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8959
Number of LACNIC addresses announced to Internet: 177258592
Equivalent to 10 /8s, 144 /16s and 192 /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: 34745
Total AfriNIC prefixes after maximum aggregation: 6240
AfriNIC Deaggregation factor: 5.57
Prefixes being announced from the AfriNIC address blocks: 46392
Unique aggregates announced from the AfriNIC address blocks: 13019
AfriNIC Region origin ASes present in the Internet Routing Table: 1831
AfriNIC Prefixes per ASN: 25.34
AfriNIC Region origin ASes announcing only one prefix: 599
AfriNIC Region transit ASes present in the Internet Routing Table: 359
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1198
Number of AfriNIC addresses announced to Internet: 106990848
Equivalent to 6 /8s, 96 /16s and 141 /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 9883 8744 69 CHINAMOBILE-CN China Mobile Communicati
7545 5662 777 677 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4980 4192 76 ERX-CERNET-BKB China Education and Rese
18403 4591 347 23 FPT-AS-AP FPT Telecom Company, VN
7552 3845 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3644 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3595 499 257 BBIL-AP BHARTI Airtel Ltd., IN
45899 3293 1872 100 VNPT-AS-VN VNPT Corp, VN
24560 2782 864 374 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2495 11524 585 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 9862 11370 3461 AMAZON-02, US
174 5247 6631 830 COGENT-174, US
11492 4603 305 604 CABLEONE, US
7155 4176 288 92 VIASAT-SP-BACKBONE, US
6327 3607 1320 75 SHAW, CA
22773 3549 3064 239 ASN-CXA-ALL-CCI-22773-RDC, US
749 3202 54912 2454 DNIC-AS-00749, US
16625 3168 1345 2245 AKAMAI-AS, US
367 2831 3550 1351 DNIC-ASBLK-00306-00371, US
7018 2780 23648 1778 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 9062 1223 2272 TTNET, TR
12479 7692 1709 144 UNI2-AS, ES
39891 4758 286 60 ALJAWWALSTC-AS, SA
20940 3950 3396 150 AKAMAI-ASN1, NL
9009 3292 285 1611 M247, RO
12389 2951 2301 892 ROSTELECOM-AS, RU
8551 2640 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
5384 2491 585 31 EMIRATES-INTERNET Emirates Internet, AE
8452 2491 1852 14 TE-AS TE-AS, EG
34984 2395 367 575 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 12407 3318 497 UNINET, MX
10620 3524 495 908 Telmex Colombia S.A., CO
13999 2529 350 659 Mega Cable, S.A. de C.V., MX
11830 2005 369 64 Instituto Costarricense de Electricidad
28573 1547 2313 251 Claro NXT Telecomunicacoes Ltda, BR
3816 1314 788 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
19429 1229 216 21 ETB - Colombia, CO
11664 1154 175 429 Techtel LMDS Comunicaciones Interactiva
6503 1133 314 478 Axtel, S.A.B. de C.V., MX
28202 1125 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 1630 315 38 Telkom-Internet, ZA
24835 1549 545 28 RAYA-AS, EG
24863 1501 389 20 LINKdotNET-AS, EG
36992 1365 1519 282 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
29571 1205 76 63 ORANGE-COTE-IVOIRE, CI
36935 935 521 42 Vodafone-, EG
6713 554 1861 34 IAM-AS, MA
36914 551 82 3 KENET-AS, KE
15399 529 55 49 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 12407 3318 497 UNINET, MX
9808 9883 8744 69 CHINAMOBILE-CN China Mobile Communicati
16509 9862 11370 3461 AMAZON-02, US
47331 9062 1223 2272 TTNET, TR
12479 7692 1709 144 UNI2-AS, ES
7545 5662 777 677 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5247 6631 830 COGENT-174, US
4538 4980 4192 76 ERX-CERNET-BKB China Education and Rese
39891 4758 286 60 ALJAWWALSTC-AS, SA
11492 4603 305 604 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 9883 9814 CHINAMOBILE-CN China Mobile Communications Grou
12479 7692 7548 UNI2-AS, ES
47331 9062 6790 TTNET, TR
16509 9862 6401 AMAZON-02, US
7545 5662 4985 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4980 4904 ERX-CERNET-BKB China Education and Research Net
39891 4758 4698 ALJAWWALSTC-AS, SA
18403 4591 4568 FPT-AS-AP FPT Telecom Company, VN
174 5247 4417 COGENT-174, US
7155 4176 4084 VIASAT-SP-BACKBONE, 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
65536 DOCUMENT 5.102.30.0/24 65512 -Private Use AS-, ZZ
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 8.17.66.0/24 701 UUNET, 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 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
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
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
23.175.120.0/24 Origin: 400967 ASSUREDNET-ASN1, US
23.175.120.0/24 Transit: 21700 NEPTUNE-NETWORKS, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
27.0.192.0/22 Origin: 138415 YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22 Transit: 51847 NEAROUTE, HK
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 /11:95 /12:301
/13:585 /14:1211 /15:2143 /16:13427 /17:8498 /18:14207
/19:25487 /20:45551 /21:54080 /22:115072 /23:107978 /24:607990
/25:1103 /26:1070 /27:1516 /28:165 /29:280 /30:125
/31:118 /32:626
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8169 9062 TTNET, TR
12479 6807 7692 UNI2-AS, ES
8151 6427 12407 UNINET, MX
11492 3516 4603 CABLEONE, US
39891 3440 4758 ALJAWWALSTC-AS, SA
6327 3404 3607 SHAW, CA
7155 3119 4176 VIASAT-SP-BACKBONE, US
22773 2638 3549 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2147 2493 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2137 3524 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)
----------------------------------------------
1:2337 2:1702 3:325 4:22 5:4719 6:163
7:6 8:1616 9:2 11:172 12:1465 13:372
14:2452 15:317 16:209 17:371 18:765 20:379
21:4 22:188 23:6737 24:3117 25:2 27:2676
29:19 31:2860 32:60 34:66 35:132 36:2328
37:4607 38:8489 39:898 40:126 41:4634 42:2208
43:2426 44:319 45:18637 46:4555 47:310 49:1951
50:1948 51:575 52:1618 54:311 55:997 56:5
57:178 58:2132 59:1272 60:1035 61:2779 62:2843
63:1930 64:5750 65:2401 66:4846 67:3081 68:1363
69:4156 70:1385 71:588 72:2970 74:2633 75:1588
76:617 77:2584 78:4158 79:2524 80:2218 81:2206
82:1629 83:1389 84:1650 85:4071 86:944 87:2292
88:3046 89:4212 90:671 91:8260 92:2300 93:2686
94:3841 95:5383 96:1307 97:315 98:1052 99:742
100:97 101:1198 102:3652 103:32987 104:4868 105:2080
106:1014 107:2789 108:1125 109:4158 110:2182 111:3284
112:2097 113:1835 114:1792 115:2149 116:1907 117:2632
118:2870 119:2046 120:1814 121:1357 122:2796 123:2265
124:1698 125:2896 126:32 128:1561 129:1036 130:1164
131:2054 132:930 133:410 134:1725 135:361 136:951
137:1074 138:3198 139:1567 140:1396 141:1378 142:1625
143:1649 144:1011 145:345 146:2105 147:1876 148:2529
149:2639 150:1047 151:1366 152:2038 153:594 154:6846
155:1463 156:2510 157:1755 158:1156 159:2339 160:2734
161:1654 162:3628 163:1719 164:1721 165:2190 166:1175
167:1824 168:4262 169:826 170:5342 171:1030 172:3849
173:3069 174:905 175:1253 176:3808 177:6279 178:3714
179:2767 180:2457 181:3814 182:3407 183:2056 184:2297
185:21079 186:5695 187:5234 188:4261 189:4628 190:9727
191:2066 192:11043 193:9138 194:7650 195:5483 196:3666
197:2933 198:6093 199:7685 200:8676 201:6642 202:10838
203:10566 204:4634 205:3834 206:4562 207:3556 208:4202
209:5146 210:4797 211:2612 212:4380 213:3576 214:1091
215:50 216:6891 217:3019 218:1387 219:606 220:2053
221:1044 222:883 223:2242
End of report
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