[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Sep 19 22:41:26 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Tue 19 Sep, 2023
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: 994203
Prefixes after maximum aggregation (per Origin AS): 361909
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 455204
Total ASes present in the Internet Routing Table: 75396
Prefixes per ASN: 13.19
Origin-only ASes present in the Internet Routing Table: 64594
Origin ASes announcing only one prefix: 25827
Transit ASes present in the Internet Routing Table: 10802
Transit-only ASes present in the Internet Routing Table: 464
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 106
Max AS path prepend of ASN ( 37447) 103
Prefixes from unregistered ASNs in the Routing Table: 1335
Number of instances of unregistered ASNs: 1348
Number of 32-bit ASNs allocated by the RIRs: 42640
Number of 32-bit ASNs visible in the Routing Table: 35392
Prefixes from 32-bit ASNs in the Routing Table: 186902
Number of bogon 32-bit ASNs visible in the Routing Table: 264
Special use prefixes present in the Routing Table: 43
Prefixes being announced from unallocated address space: 727
Number of addresses announced to Internet: 3063494026
Equivalent to 182 /8s, 153 /16s and 53 /24s
Percentage of available address space announced: 82.7
Percentage of allocated address space announced: 82.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 341589
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258816
Total APNIC prefixes after maximum aggregation: 72091
APNIC Deaggregation factor: 3.59
Prefixes being announced from the APNIC address blocks: 252188
Unique aggregates announced from the APNIC address blocks: 99190
APNIC Region origin ASes present in the Internet Routing Table: 13782
APNIC Prefixes per ASN: 18.30
APNIC Region origin ASes announcing only one prefix: 4023
APNIC Region transit ASes present in the Internet Routing Table: 1849
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9071
Number of APNIC addresses announced to Internet: 775234880
Equivalent to 46 /8s, 53 /16s and 37 /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: 285560
Total ARIN prefixes after maximum aggregation: 126570
ARIN Deaggregation factor: 2.26
Prefixes being announced from the ARIN address blocks: 287804
Unique aggregates announced from the ARIN address blocks: 132162
ARIN Region origin ASes present in the Internet Routing Table: 19204
ARIN Prefixes per ASN: 14.99
ARIN Region origin ASes announcing only one prefix: 6951
ARIN Region transit ASes present in the Internet Routing Table: 1967
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4859
Number of ARIN addresses announced to Internet: 1281044800
Equivalent to 76 /8s, 91 /16s and 49 /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, 393216-401308
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: 283882
Total RIPE prefixes after maximum aggregation: 127622
RIPE Deaggregation factor: 2.22
Prefixes being announced from the RIPE address blocks: 278974
Unique aggregates announced from the RIPE address blocks: 161158
RIPE Region origin ASes present in the Internet Routing Table: 28612
RIPE Prefixes per ASN: 9.75
RIPE Region origin ASes announcing only one prefix: 12038
RIPE Region transit ASes present in the Internet Routing Table: 4014
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11431
Number of RIPE addresses announced to Internet: 719819486
Equivalent to 42 /8s, 231 /16s and 146 /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: 130115
Total LACNIC prefixes after maximum aggregation: 28745
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 129362
Unique aggregates announced from the LACNIC address blocks: 49281
LACNIC Region origin ASes present in the Internet Routing Table: 11078
LACNIC Prefixes per ASN: 11.68
LACNIC Region origin ASes announcing only one prefix: 2232
LACNIC Region transit ASes present in the Internet Routing Table: 2400
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8885
Number of LACNIC addresses announced to Internet: 178874144
Equivalent to 10 /8s, 169 /16s and 103 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 34495
Total AfriNIC prefixes after maximum aggregation: 6054
AfriNIC Deaggregation factor: 5.70
Prefixes being announced from the AfriNIC address blocks: 45147
Unique aggregates announced from the AfriNIC address blocks: 12791
AfriNIC Region origin ASes present in the Internet Routing Table: 1807
AfriNIC Prefixes per ASN: 24.98
AfriNIC Region origin ASes announcing only one prefix: 583
AfriNIC Region transit ASes present in the Internet Routing Table: 341
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 106
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1146
Number of AfriNIC addresses announced to Internet: 107963392
Equivalent to 6 /8s, 111 /16s and 100 /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 9699 8904 99 CHINAMOBILE-CN China Mobile Communicati
7545 5751 785 692 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5012 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4285 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4046 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3756 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3601 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3155 498 255 BBIL-AP BHARTI Airtel Ltd., IN
24560 2530 849 386 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2316 11270 588 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 9194 11013 3199 AMAZON-02, US
11492 4548 302 622 CABLEONE, US
7155 4185 289 103 VIASAT-SP-BACKBONE, US
174 3843 6656 619 COGENT-174, US
22773 3705 3080 326 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3542 1319 66 SHAW, CA
16625 3220 1552 2374 AKAMAI-AS, US
749 3164 54961 2400 DNIC-AS-00749, US
367 3031 3841 1431 DNIC-ASBLK-00306-00371, US
396982 2700 3597 392 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 8560 1171 3006 TTNET, TR
12479 7437 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4209 3399 185 AKAMAI-ASN1, NL
8551 3480 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2998 2296 922 ROSTELECOM-AS, RU
9009 2773 257 1411 M247, RO
8452 2504 1852 16 TE-AS TE-AS, EG
5384 2469 585 29 EMIRATES-INTERNET Emirates Internet, AE
34984 2385 366 584 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 11875 3370 603 UNINET, MX
10620 3550 508 836 Telmex Colombia S.A., CO
13999 2473 366 640 Mega Cable, S.A. de C.V., MX
11830 2005 369 64 Instituto Costarricense de Electricidad
28573 1327 2325 226 Claro NXT Telecomunicacoes Ltda, BR
3816 1310 775 173 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1303 344 511 Axtel, S.A.B. de C.V., MX
11664 1131 183 427 Techtel LMDS Comunicaciones Interactiva
6147 1125 370 22 Telefonica del Peru S.A.A., PE
28202 1090 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 1882 319 45 Telkom-Internet, ZA
24863 1619 393 19 LINKdotNET-AS, EG
24835 1549 549 28 RAYA-AS, EG
36992 1365 1518 280 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1052 67 45 ORANGE-COTE-IVOIRE, CI
36935 959 521 44 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 540 82 3 KENET-AS, KE
15399 527 54 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 11875 3370 603 UNINET, MX
9808 9699 8904 99 CHINAMOBILE-CN China Mobile Communicati
16509 9194 11013 3199 AMAZON-02, US
47331 8560 1171 3006 TTNET, TR
12479 7437 1713 145 UNI2-AS, ES
7545 5751 785 692 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5012 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4548 302 622 CABLEONE, US
18403 4285 347 25 FPT-AS-AP FPT Telecom Company, VN
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 9699 9600 CHINAMOBILE-CN China Mobile Communications Grou
12479 7437 7292 UNI2-AS, ES
16509 9194 5995 AMAZON-02, US
47331 8560 5554 TTNET, TR
7545 5751 5059 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5012 4937 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4285 4260 FPT-AS-AP FPT Telecom Company, VN
7155 4185 4082 VIASAT-SP-BACKBONE, US
20940 4209 4024 AKAMAI-ASN1, NL
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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 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 LIGHTOWER, US
396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, 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
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.7.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.10.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road,
36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin
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 /10:39 /11:102 /12:299
/13:578 /14:1213 /15:2158 /16:13762 /17:8610 /18:14858
/19:25977 /20:46345 /21:55352 /22:115879 /23:109046 /24:596975
/25:481 /26:622 /27:1032 /28:78 /29:103 /30:26
/31:22 /32:615
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7679 8560 TTNET, TR
12479 6523 7437 UNI2-AS, ES
8151 5864 11875 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3457 4548 CABLEONE, US
6327 3352 3542 SHAW, CA
7155 3130 4185 VIASAT-SP-BACKBONE, US
8551 2947 3480 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2736 3705 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2175 2519 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2277 2:1589 3:263 4:8 5:4796 6:139
7:6 8:1635 9:1 11:172 12:1531 13:381
14:2431 15:305 16:199 17:383 18:647 20:309
21:4 22:188 23:6548 24:3074 25:6 27:2682
29:19 31:2697 32:97 34:27 35:120 36:2020
37:4761 38:6570 39:879 40:147 41:4905 42:2107
43:2493 44:332 45:17946 46:4551 47:395 49:1849
50:1930 51:598 52:1635 54:400 55:980 56:8
57:133 58:1983 59:1210 60:1010 61:2733 62:2871
63:1976 64:5935 65:2437 66:5221 67:3127 68:1368
69:4236 70:1415 71:704 72:3093 74:2705 75:1620
76:625 77:2604 78:4036 79:3048 80:2200 81:2113
82:1599 83:1368 84:1591 85:3945 86:881 87:2301
88:2892 89:4025 90:628 91:8068 92:2186 93:2687
94:3783 95:5154 96:1348 97:322 98:1139 99:736
100:123 101:1370 102:3441 103:33155 104:4714 105:2003
106:971 107:2724 108:1165 109:4378 110:2203 111:3199
112:2151 113:1826 114:1693 115:2164 116:1971 117:2635
118:2765 119:2093 120:1880 121:1241 122:2775 123:2273
124:1671 125:2612 128:1602 129:1149 130:1097 131:2129
132:976 133:408 134:1806 135:355 136:992 137:996
138:2873 139:1698 140:1315 141:1361 142:1546 143:1646
144:1032 145:354 146:2038 147:1637 148:2527 149:2347
150:921 151:1256 152:2008 153:596 154:5563 155:1440
156:2020 157:1388 158:1103 159:2270 160:2745 161:1635
162:3623 163:1685 164:1784 165:1952 166:1111 167:1779
168:4116 169:963 170:5008 171:967 172:3810 173:3046
174:1009 175:1269 176:3992 177:5624 178:3645 179:2509
180:2672 181:3683 182:3465 183:2052 184:2334 185:21161
186:5138 187:4645 188:4389 189:4197 190:9577 191:1886
192:11158 193:9116 194:7633 195:5547 196:3686 197:3054
198:6124 199:6222 200:8362 201:6278 202:11115 203:10650
204:4665 205:3803 206:4484 207:3581 208:4297 209:5054
210:4756 211:2641 212:4449 213:3778 214:1135 215:60
216:6989 217:3056 218:1337 219:619 220:2048 221:996
222:868 223:2202
End of report
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