[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Sep 27 22:42:34 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Wed 27 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: 981737
Prefixes after maximum aggregation (per Origin AS): 359884
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 452796
Total ASes present in the Internet Routing Table: 75089
Prefixes per ASN: 13.07
Origin-only ASes present in the Internet Routing Table: 64563
Origin ASes announcing only one prefix: 25876
Transit ASes present in the Internet Routing Table: 10526
Transit-only ASes present in the Internet Routing Table: 468
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1251
Number of instances of unregistered ASNs: 1253
Number of 32-bit ASNs allocated by the RIRs: 42708
Number of 32-bit ASNs visible in the Routing Table: 35236
Prefixes from 32-bit ASNs in the Routing Table: 182609
Number of bogon 32-bit ASNs visible in the Routing Table: 281
Special use prefixes present in the Routing Table: 43
Prefixes being announced from unallocated address space: 622
Number of addresses announced to Internet: 3056808426
Equivalent to 182 /8s, 51 /16s and 49 /24s
Percentage of available address space announced: 82.6
Percentage of allocated address space announced: 82.6
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: 337038
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257886
Total APNIC prefixes after maximum aggregation: 72372
APNIC Deaggregation factor: 3.56
Prefixes being announced from the APNIC address blocks: 251400
Unique aggregates announced from the APNIC address blocks: 98711
APNIC Region origin ASes present in the Internet Routing Table: 13763
APNIC Prefixes per ASN: 18.27
APNIC Region origin ASes announcing only one prefix: 4040
APNIC Region transit ASes present in the Internet Routing Table: 1821
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9042
Number of APNIC addresses announced to Internet: 774089120
Equivalent to 46 /8s, 35 /16s and 169 /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: 281752
Total ARIN prefixes after maximum aggregation: 125037
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 284817
Unique aggregates announced from the ARIN address blocks: 131786
ARIN Region origin ASes present in the Internet Routing Table: 19130
ARIN Prefixes per ASN: 14.89
ARIN Region origin ASes announcing only one prefix: 6936
ARIN Region transit ASes present in the Internet Routing Table: 1932
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: 4837
Number of ARIN addresses announced to Internet: 1279159104
Equivalent to 76 /8s, 62 /16s and 107 /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: 280454
Total RIPE prefixes after maximum aggregation: 126989
RIPE Deaggregation factor: 2.21
Prefixes being announced from the RIPE address blocks: 274818
Unique aggregates announced from the RIPE address blocks: 159923
RIPE Region origin ASes present in the Internet Routing Table: 28478
RIPE Prefixes per ASN: 9.65
RIPE Region origin ASes announcing only one prefix: 11995
RIPE Region transit ASes present in the Internet Routing Table: 3872
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11375
Number of RIPE addresses announced to Internet: 716775646
Equivalent to 42 /8s, 185 /16s and 32 /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: 126539
Total LACNIC prefixes after maximum aggregation: 28696
LACNIC Deaggregation factor: 4.41
Prefixes being announced from the LACNIC address blocks: 125801
Unique aggregates announced from the LACNIC address blocks: 49268
LACNIC Region origin ASes present in the Internet Routing Table: 11031
LACNIC Prefixes per ASN: 11.40
LACNIC Region origin ASes announcing only one prefix: 2316
LACNIC Region transit ASes present in the Internet Routing Table: 2364
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8840
Number of LACNIC addresses announced to Internet: 178512672
Equivalent to 10 /8s, 163 /16s and 227 /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: 33855
Total AfriNIC prefixes after maximum aggregation: 6010
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 44278
Unique aggregates announced from the AfriNIC address blocks: 12577
AfriNIC Region origin ASes present in the Internet Routing Table: 1799
AfriNIC Prefixes per ASN: 24.61
AfriNIC Region origin ASes announcing only one prefix: 589
AfriNIC Region transit ASes present in the Internet Routing Table: 327
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1142
Number of AfriNIC addresses announced to Internet: 107820544
Equivalent to 6 /8s, 109 /16s and 54 /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 9615 8904 99 CHINAMOBILE-CN China Mobile Communicati
7545 5724 785 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4988 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4266 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4023 1857 51 VNPT-AS-VN VNPT Corp, VN
7552 3746 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3593 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3174 498 254 BBIL-AP BHARTI Airtel Ltd., IN
4766 2740 11270 605 KIXS-AS-KR Korea Telecom, KR
24560 2526 850 377 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
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 9077 10987 3262 AMAZON-02, US
11492 4534 301 671 CABLEONE, US
7155 4184 289 103 VIASAT-SP-BACKBONE, US
174 3910 6656 619 COGENT-174, US
22773 3658 3078 313 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3545 1319 66 SHAW, CA
749 3151 54959 2403 DNIC-AS-00749, US
16625 3057 1430 2312 AKAMAI-AS, US
367 3002 3834 1420 DNIC-ASBLK-00306-00371, US
396982 2699 3597 395 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 8580 1173 2992 TTNET, TR
12479 7394 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4127 3399 185 AKAMAI-ASN1, NL
8551 3448 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3017 2297 922 ROSTELECOM-AS, RU
9009 2907 265 1485 M247, RO
8452 2506 1852 16 TE-AS TE-AS, EG
5384 2453 585 29 EMIRATES-INTERNET Emirates Internet, AE
34984 2380 366 587 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 11954 3369 605 UNINET, MX
10620 3516 503 891 Telmex Colombia S.A., CO
13999 2397 330 617 Mega Cable, S.A. de C.V., MX
11830 2007 369 64 Instituto Costarricense de Electricidad
28573 1328 2324 227 Claro NXT Telecomunicacoes Ltda, BR
6503 1303 344 511 Axtel, S.A.B. de C.V., MX
3816 1297 766 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1111 369 22 Telefonica del Peru S.A.A., PE
11664 1105 179 427 Techtel LMDS Comunicaciones Interactiva
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 1885 319 45 Telkom-Internet, ZA
24863 1606 393 19 LINKdotNET-AS, EG
24835 1549 549 28 RAYA-AS, EG
36992 1360 1518 280 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1046 67 45 ORANGE-COTE-IVOIRE, CI
36935 938 521 44 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
15399 539 55 52 WANANCHI-, KE
36914 523 82 3 KENET-AS, 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 11954 3369 605 UNINET, MX
9808 9615 8904 99 CHINAMOBILE-CN China Mobile Communicati
16509 9077 10987 3262 AMAZON-02, US
47331 8580 1173 2992 TTNET, TR
12479 7394 1713 145 UNI2-AS, ES
7545 5724 785 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4988 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4534 301 671 CABLEONE, US
18403 4266 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 9615 9516 CHINAMOBILE-CN China Mobile Communications Grou
12479 7394 7249 UNI2-AS, ES
16509 9077 5815 AMAZON-02, US
47331 8580 5588 TTNET, TR
7545 5724 5035 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4988 4913 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4266 4241 FPT-AS-AP FPT Telecom Company, VN
7155 4184 4081 VIASAT-SP-BACKBONE, US
45899 4023 3972 VNPT-AS-VN VNPT Corp, VN
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 /11:101 /12:298
/13:578 /14:1212 /15:2151 /16:13688 /17:8577 /18:14797
/19:25803 /20:45843 /21:54573 /22:114534 /23:107066 /24:587523
/25:1129 /26:1081 /27:1489 /28:155 /29:233 /30:86
/31:90 /32:660
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7698 8580 TTNET, TR
12479 6481 7394 UNI2-AS, ES
8151 5952 11954 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3445 4534 CABLEONE, US
6327 3356 3545 SHAW, CA
7155 3129 4184 VIASAT-SP-BACKBONE, US
8551 2924 3448 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2693 3658 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2153 2496 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2266 2:1580 3:265 4:8 5:4688 6:137
7:6 8:1615 9:1 11:172 12:1518 13:370
14:2416 15:303 16:200 17:375 18:653 20:310
21:4 22:188 23:6502 24:2923 25:2 27:2669
29:19 31:2688 32:93 34:26 35:119 36:2016
37:4636 38:6475 39:878 40:147 41:4816 42:2088
43:2408 44:327 45:17377 46:4482 47:379 49:1842
50:1909 51:590 52:1628 54:392 55:971 56:5
57:131 58:1948 59:1208 60:1011 61:2728 62:2815
63:1945 64:5851 65:2405 66:5132 67:3104 68:1362
69:4198 70:1401 71:685 72:3047 74:2662 75:1610
76:635 77:2441 78:4021 79:3021 80:2165 81:2077
82:1567 83:1368 84:1584 85:3907 86:872 87:2273
88:2903 89:3952 90:625 91:7973 92:2145 93:2640
94:3702 95:5118 96:1339 97:319 98:1123 99:730
100:123 101:1332 102:3247 103:32612 104:4739 105:2000
106:985 107:2705 108:1149 109:4324 110:2198 111:3188
112:2130 113:1814 114:1709 115:2156 116:1937 117:2575
118:2761 119:2072 120:1860 121:1239 122:2765 123:2283
124:1661 125:2579 128:1543 129:1013 130:1092 131:2065
132:969 133:408 134:1792 135:350 136:974 137:988
138:2788 139:1679 140:1300 141:1329 142:1541 143:1622
144:1013 145:352 146:1988 147:1619 148:2525 149:2342
150:904 151:1251 152:2000 153:593 154:5384 155:1397
156:1995 157:1373 158:1066 159:2254 160:2698 161:1605
162:3587 163:1652 164:1760 165:1914 166:1078 167:1760
168:3917 169:902 170:4861 171:946 172:3783 173:3001
174:996 175:1256 176:3925 177:5144 178:3567 179:2394
180:2634 181:3544 182:3353 183:2037 184:2293 185:20928
186:4961 187:4538 188:4350 189:4135 190:9432 191:1804
192:11038 193:9027 194:7528 195:5480 196:3637 197:3032
198:6080 199:6169 200:8177 201:6173 202:10968 203:10578
204:4627 205:3741 206:4467 207:3577 208:4196 209:4983
210:4736 211:2639 212:4399 213:3543 214:1115 215:70
216:6882 217:3026 218:1329 219:609 220:2042 221:986
222:857 223:2180
End of report
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