[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 12 22:42:01 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Tue 12 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: 991968
Prefixes after maximum aggregation (per Origin AS): 361304
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 454796
Total ASes present in the Internet Routing Table: 75321
Prefixes per ASN: 13.17
Origin-only ASes present in the Internet Routing Table: 64688
Origin ASes announcing only one prefix: 25817
Transit ASes present in the Internet Routing Table: 10633
Transit-only ASes present in the Internet Routing Table: 460
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: 1323
Number of instances of unregistered ASNs: 1325
Number of 32-bit ASNs allocated by the RIRs: 42593
Number of 32-bit ASNs visible in the Routing Table: 35348
Prefixes from 32-bit ASNs in the Routing Table: 186268
Number of bogon 32-bit ASNs visible in the Routing Table: 199
Special use prefixes present in the Routing Table: 43
Prefixes being announced from unallocated address space: 752
Number of addresses announced to Internet: 3062937482
Equivalent to 182 /8s, 144 /16s and 183 /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: 340845
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258568
Total APNIC prefixes after maximum aggregation: 72028
APNIC Deaggregation factor: 3.59
Prefixes being announced from the APNIC address blocks: 251994
Unique aggregates announced from the APNIC address blocks: 99051
APNIC Region origin ASes present in the Internet Routing Table: 13772
APNIC Prefixes per ASN: 18.30
APNIC Region origin ASes announcing only one prefix: 4028
APNIC Region transit ASes present in the Internet Routing Table: 1834
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9053
Number of APNIC addresses announced to Internet: 775186752
Equivalent to 46 /8s, 52 /16s and 105 /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: 284750
Total ARIN prefixes after maximum aggregation: 126234
ARIN Deaggregation factor: 2.26
Prefixes being announced from the ARIN address blocks: 286784
Unique aggregates announced from the ARIN address blocks: 131999
ARIN Region origin ASes present in the Internet Routing Table: 19187
ARIN Prefixes per ASN: 14.95
ARIN Region origin ASes announcing only one prefix: 6946
ARIN Region transit ASes present in the Internet Routing Table: 1940
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4858
Number of ARIN addresses announced to Internet: 1280697408
Equivalent to 76 /8s, 85 /16s and 228 /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: 283058
Total RIPE prefixes after maximum aggregation: 127450
RIPE Deaggregation factor: 2.22
Prefixes being announced from the RIPE address blocks: 278261
Unique aggregates announced from the RIPE address blocks: 161055
RIPE Region origin ASes present in the Internet Routing Table: 28585
RIPE Prefixes per ASN: 9.73
RIPE Region origin ASes announcing only one prefix: 12015
RIPE Region transit ASes present in the Internet Routing Table: 3935
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11414
Number of RIPE addresses announced to Internet: 719668190
Equivalent to 42 /8s, 229 /16s and 67 /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: 129841
Total LACNIC prefixes after maximum aggregation: 28759
LACNIC Deaggregation factor: 4.51
Prefixes being announced from the LACNIC address blocks: 129130
Unique aggregates announced from the LACNIC address blocks: 49274
LACNIC Region origin ASes present in the Internet Routing Table: 11073
LACNIC Prefixes per ASN: 11.66
LACNIC Region origin ASes announcing only one prefix: 2245
LACNIC Region transit ASes present in the Internet Routing Table: 2383
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8877
Number of LACNIC addresses announced to Internet: 178861600
Equivalent to 10 /8s, 169 /16s and 54 /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: 34428
Total AfriNIC prefixes after maximum aggregation: 6017
AfriNIC Deaggregation factor: 5.72
Prefixes being announced from the AfriNIC address blocks: 45046
Unique aggregates announced from the AfriNIC address blocks: 12768
AfriNIC Region origin ASes present in the Internet Routing Table: 1805
AfriNIC Prefixes per ASN: 24.96
AfriNIC Region origin ASes announcing only one prefix: 583
AfriNIC Region transit ASes present in the Internet Routing Table: 337
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1146
Number of AfriNIC addresses announced to Internet: 107957248
Equivalent to 6 /8s, 111 /16s and 76 /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 9698 8904 99 CHINAMOBILE-CN China Mobile Communicati
7545 5750 785 691 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5009 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4357 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4046 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3751 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3599 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3153 498 254 BBIL-AP BHARTI Airtel Ltd., IN
24560 2512 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 9178 11011 3187 AMAZON-02, US
11492 4533 301 625 CABLEONE, US
7155 4195 289 102 VIASAT-SP-BACKBONE, US
174 3814 6656 617 COGENT-174, US
22773 3700 3064 325 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3536 1319 66 SHAW, CA
16625 3200 1549 2367 AKAMAI-AS, US
749 3164 54961 2400 DNIC-AS-00749, US
367 3026 3841 1427 DNIC-ASBLK-00306-00371, US
396982 2693 3596 389 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 8521 1166 3051 TTNET, TR
12479 7400 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4195 3399 185 AKAMAI-ASN1, NL
8551 3480 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2995 2296 919 ROSTELECOM-AS, RU
9009 2764 256 1406 M247, RO
8452 2498 1852 16 TE-AS TE-AS, EG
5384 2464 585 28 EMIRATES-INTERNET Emirates Internet, AE
34984 2380 366 586 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 11917 3370 606 UNINET, MX
10620 3547 507 835 Telmex Colombia S.A., CO
13999 2465 365 638 Mega Cable, S.A. de C.V., MX
11830 2005 369 64 Instituto Costarricense de Electricidad
28573 1325 2325 226 Claro NXT Telecomunicacoes Ltda, BR
3816 1309 774 172 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 1124 370 22 Telefonica del Peru S.A.A., PE
28202 1112 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 1894 319 45 Telkom-Internet, ZA
24863 1617 393 19 LINKdotNET-AS, EG
24835 1548 533 27 RAYA-AS, EG
36992 1362 1518 280 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1051 67 45 ORANGE-COTE-IVOIRE, CI
36935 952 521 44 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 533 82 3 KENET-AS, KE
15399 529 54 48 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 11917 3370 606 UNINET, MX
9808 9698 8904 99 CHINAMOBILE-CN China Mobile Communicati
16509 9178 11011 3187 AMAZON-02, US
47331 8521 1166 3051 TTNET, TR
12479 7400 1713 145 UNI2-AS, ES
7545 5750 785 691 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5009 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4533 301 625 CABLEONE, US
18403 4357 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 9698 9599 CHINAMOBILE-CN China Mobile Communications Grou
12479 7400 7255 UNI2-AS, ES
16509 9178 5991 AMAZON-02, US
47331 8521 5470 TTNET, TR
7545 5750 5059 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5009 4934 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4357 4332 FPT-AS-AP FPT Telecom Company, VN
7155 4195 4093 VIASAT-SP-BACKBONE, US
20940 4195 4010 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 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
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
23.178.240.0/24 Origin: 399517 RESERVED, ZZ
23.178.240.0/24 Transit: 32425 SKB3-ARIN-BGP, 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 /10:39 /11:102 /12:299
/13:578 /14:1213 /15:2158 /16:13755 /17:8607 /18:14843
/19:25952 /20:46306 /21:55272 /22:115690 /23:108869 /24:595251
/25:484 /26:619 /27:1036 /28:78 /29:102 /30:26
/31:22 /32:636
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7642 8521 TTNET, TR
12479 6486 7400 UNI2-AS, ES
8151 5889 11917 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3442 4533 CABLEONE, US
6327 3346 3536 SHAW, CA
7155 3140 4195 VIASAT-SP-BACKBONE, US
8551 2947 3480 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2732 3700 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2170 2514 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2289 2:1586 3:260 4:8 5:4763 6:139
7:6 8:1634 9:1 11:172 12:1530 13:386
14:2422 15:304 16:198 17:384 18:642 20:306
21:4 22:188 23:6541 24:3060 25:6 27:2667
29:19 31:2693 32:98 34:26 35:120 36:2018
37:4763 38:6409 39:878 40:147 41:4890 42:2125
43:2490 44:331 45:17868 46:4540 47:395 49:1848
50:1931 51:598 52:1635 54:399 55:981 56:8
57:133 58:1984 59:1208 60:1010 61:2731 62:2862
63:1974 64:5892 65:2419 66:5179 67:3122 68:1367
69:4227 70:1414 71:702 72:3089 74:2702 75:1618
76:625 77:2600 78:4021 79:3045 80:2197 81:2112
82:1598 83:1364 84:1587 85:3931 86:877 87:2286
88:2884 89:3983 90:624 91:8061 92:2181 93:2686
94:3768 95:5120 96:1347 97:326 98:1139 99:736
100:123 101:1369 102:3416 103:33092 104:4692 105:2015
106:971 107:2721 108:1163 109:4366 110:2203 111:3193
112:2151 113:1825 114:1690 115:2163 116:1974 117:2633
118:2774 119:2092 120:1880 121:1238 122:2777 123:2267
124:1669 125:2610 128:1588 129:1148 130:1099 131:2099
132:971 133:408 134:1803 135:355 136:928 137:995
138:2867 139:1698 140:1307 141:1344 142:1544 143:1604
144:1030 145:349 146:2022 147:1633 148:2505 149:2351
150:918 151:1254 152:2006 153:595 154:5533 155:1435
156:2013 157:1369 158:1098 159:2269 160:2725 161:1631
162:3607 163:1674 164:1780 165:1947 166:1099 167:1762
168:4097 169:959 170:4994 171:957 172:3765 173:3025
174:1006 175:1268 176:3988 177:5621 178:3614 179:2499
180:2664 181:3654 182:3466 183:2050 184:2335 185:21109
186:5147 187:4633 188:4382 189:4172 190:9560 191:1940
192:11130 193:9102 194:7624 195:5529 196:3679 197:3049
198:6103 199:6202 200:8332 201:6315 202:11097 203:10643
204:4652 205:3799 206:4473 207:3570 208:4289 209:5047
210:4745 211:2640 212:4431 213:3776 214:1103 215:60
216:6975 217:3052 218:1333 219:619 220:2047 221:996
222:868 223:2199
End of report
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