[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Aug 25 22:43:30 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Fri 25 Aug, 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: 985186
Prefixes after maximum aggregation (per Origin AS): 359496
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 453675
Total ASes present in the Internet Routing Table: 75160
Prefixes per ASN: 13.11
Origin-only ASes present in the Internet Routing Table: 64685
Origin ASes announcing only one prefix: 25866
Transit ASes present in the Internet Routing Table: 10475
Transit-only ASes present in the Internet Routing Table: 455
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1270
Number of instances of unregistered ASNs: 1272
Number of 32-bit ASNs allocated by the RIRs: 42498
Number of 32-bit ASNs visible in the Routing Table: 35211
Prefixes from 32-bit ASNs in the Routing Table: 184210
Number of bogon 32-bit ASNs visible in the Routing Table: 195
Special use prefixes present in the Routing Table: 43
Prefixes being announced from unallocated address space: 690
Number of addresses announced to Internet: 3062263722
Equivalent to 182 /8s, 134 /16s and 111 /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: 338456
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257438
Total APNIC prefixes after maximum aggregation: 71616
APNIC Deaggregation factor: 3.59
Prefixes being announced from the APNIC address blocks: 250926
Unique aggregates announced from the APNIC address blocks: 98815
APNIC Region origin ASes present in the Internet Routing Table: 13718
APNIC Prefixes per ASN: 18.29
APNIC Region origin ASes announcing only one prefix: 4008
APNIC Region transit ASes present in the Internet Routing Table: 1834
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9002
Number of APNIC addresses announced to Internet: 774924640
Equivalent to 46 /8s, 48 /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: 282761
Total ARIN prefixes after maximum aggregation: 125465
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 284348
Unique aggregates announced from the ARIN address blocks: 131551
ARIN Region origin ASes present in the Internet Routing Table: 19178
ARIN Prefixes per ASN: 14.83
ARIN Region origin ASes announcing only one prefix: 6970
ARIN Region transit ASes present in the Internet Routing Table: 1904
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4846
Number of ARIN addresses announced to Internet: 1281563968
Equivalent to 76 /8s, 99 /16s and 29 /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: 280984
Total RIPE prefixes after maximum aggregation: 126809
RIPE Deaggregation factor: 2.22
Prefixes being announced from the RIPE address blocks: 276790
Unique aggregates announced from the RIPE address blocks: 160534
RIPE Region origin ASes present in the Internet Routing Table: 28546
RIPE Prefixes per ASN: 9.70
RIPE Region origin ASes announcing only one prefix: 12013
RIPE Region transit ASes present in the Internet Routing Table: 3881
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11374
Number of RIPE addresses announced to Internet: 717592798
Equivalent to 42 /8s, 197 /16s and 152 /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: 128573
Total LACNIC prefixes after maximum aggregation: 28840
LACNIC Deaggregation factor: 4.46
Prefixes being announced from the LACNIC address blocks: 127919
Unique aggregates announced from the LACNIC address blocks: 49579
LACNIC Region origin ASes present in the Internet Routing Table: 11046
LACNIC Prefixes per ASN: 11.58
LACNIC Region origin ASes announcing only one prefix: 2292
LACNIC Region transit ASes present in the Internet Routing Table: 2349
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8854
Number of LACNIC addresses announced to Internet: 178773792
Equivalent to 10 /8s, 167 /16s and 223 /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: 34160
Total AfriNIC prefixes after maximum aggregation: 5977
AfriNIC Deaggregation factor: 5.72
Prefixes being announced from the AfriNIC address blocks: 44512
Unique aggregates announced from the AfriNIC address blocks: 12602
AfriNIC Region origin ASes present in the Internet Routing Table: 1794
AfriNIC Prefixes per ASN: 24.81
AfriNIC Region origin ASes announcing only one prefix: 583
AfriNIC Region transit ASes present in the Internet Routing Table: 331
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1135
Number of AfriNIC addresses announced to Internet: 108899328
Equivalent to 6 /8s, 125 /16s and 172 /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 9668 8904 100 CHINAMOBILE-CN China Mobile Communicati
7545 5722 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4996 4193 76 ERX-CERNET-BKB China Education and Rese
18403 4353 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4049 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3733 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3597 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3111 498 254 BBIL-AP BHARTI Airtel Ltd., IN
24560 2499 847 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2313 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 9026 10984 3199 AMAZON-02, US
11492 4530 300 625 CABLEONE, US
7155 4183 289 102 VIASAT-SP-BACKBONE, US
22773 3700 3080 328 ASN-CXA-ALL-CCI-22773-RDC, US
174 3624 6650 618 COGENT-174, US
6327 3527 1319 66 SHAW, CA
16625 3175 1535 2353 AKAMAI-AS, US
749 3150 54961 2402 DNIC-AS-00749, US
367 3000 3832 1416 DNIC-ASBLK-00306-00371, US
396982 2690 3596 388 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 8354 1150 3202 TTNET, TR
12479 7359 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4175 3399 187 AKAMAI-ASN1, NL
8551 3472 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2998 2297 923 ROSTELECOM-AS, RU
9009 2707 250 1401 M247, RO
5384 2489 585 30 EMIRATES-INTERNET Emirates Internet, AE
8452 2462 1852 16 TE-AS TE-AS, EG
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 11777 3362 606 UNINET, MX
10620 3543 507 834 Telmex Colombia S.A., CO
13999 2451 366 644 Mega Cable, S.A. de C.V., MX
11830 1997 369 64 Instituto Costarricense de Electricidad
28573 1317 2324 227 Claro NXT Telecomunicacoes Ltda, BR
3816 1309 774 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1302 344 510 Axtel, S.A.B. de C.V., MX
6147 1123 370 22 Telefonica del Peru S.A.A., PE
28202 1121 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1116 181 435 Techtel LMDS Comunicaciones Interactiva
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 1594 393 19 LINKdotNET-AS, EG
24835 1517 533 27 RAYA-AS, EG
36992 1359 1518 282 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1051 67 45 ORANGE-COTE-IVOIRE, CI
36935 922 521 43 Vodafone-, EG
6713 550 1861 34 IAM-AS, MA
15399 529 53 46 WANANCHI-, KE
37342 512 32 1 MOVITEL, MZ
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 11777 3362 606 UNINET, MX
9808 9668 8904 100 CHINAMOBILE-CN China Mobile Communicati
16509 9026 10984 3199 AMAZON-02, US
47331 8354 1150 3202 TTNET, TR
12479 7359 1713 145 UNI2-AS, ES
7545 5722 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4996 4193 76 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4530 300 625 CABLEONE, US
18403 4353 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 9668 9568 CHINAMOBILE-CN China Mobile Communications Grou
12479 7359 7214 UNI2-AS, ES
16509 9026 5827 AMAZON-02, US
47331 8354 5152 TTNET, TR
7545 5722 5033 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4996 4920 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4353 4328 FPT-AS-AP FPT Telecom Company, VN
7155 4183 4081 VIASAT-SP-BACKBONE, US
45899 4049 3996 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 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
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
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
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 /12:300
/13:579 /14:1212 /15:2156 /16:13729 /17:8592 /18:14821
/19:25895 /20:46191 /21:55032 /22:114931 /23:108050 /24:590521
/25:489 /26:619 /27:1038 /28:76 /29:101 /30:26
/31:22 /32:634
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7482 8354 TTNET, TR
12479 6444 7359 UNI2-AS, ES
8151 5775 11777 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3439 4530 CABLEONE, US
6327 3337 3527 SHAW, CA
7155 3128 4183 VIASAT-SP-BACKBONE, US
8551 2939 3472 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2730 3700 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2166 2510 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2288 2:1532 3:236 4:8 5:4818 6:138
7:6 8:1636 9:1 11:172 12:1519 13:380
14:2407 15:302 16:198 17:380 18:627 20:303
21:4 22:188 23:6497 24:3051 25:6 27:2647
29:19 31:2693 32:97 34:26 35:120 36:2008
37:4756 38:6298 39:874 40:148 41:4846 42:2114
43:2467 44:331 45:17643 46:4516 47:408 49:1820
50:1911 51:595 52:1634 54:397 55:980 56:8
57:131 58:1974 59:1203 60:1003 61:2698 62:2856
63:1969 64:5797 65:2403 66:5154 67:3100 68:1362
69:4190 70:1413 71:700 72:3081 74:2690 75:1617
76:624 77:2599 78:3941 79:3031 80:2190 81:2084
82:1585 83:1357 84:1562 85:3833 86:874 87:2288
88:2854 89:3950 90:621 91:8021 92:2169 93:2657
94:3741 95:5101 96:1343 97:324 98:1133 99:737
100:123 101:1362 102:3373 103:32923 104:4639 105:2009
106:961 107:2618 108:1147 109:4369 110:2185 111:3183
112:2151 113:1813 114:1673 115:2159 116:1966 117:2597
118:2766 119:2090 120:1872 121:1201 122:2752 123:2264
124:1668 125:2572 128:1557 129:1143 130:1087 131:2089
132:960 133:420 134:1800 135:354 136:921 137:993
138:2859 139:1687 140:1271 141:1329 142:1515 143:1585
144:1015 145:348 146:2011 147:1634 148:2496 149:2223
150:915 151:1253 152:1998 153:590 154:5129 155:1411
156:1988 157:1360 158:1096 159:2251 160:2721 161:1626
162:3586 163:1664 164:1773 165:1922 166:1055 167:1762
168:4086 169:962 170:4908 171:925 172:3707 173:3020
174:1005 175:1263 176:3959 177:5591 178:3600 179:2458
180:2621 181:3588 182:3454 183:2047 184:2336 185:20985
186:5108 187:4558 188:4361 189:4103 190:9497 191:1860
192:11070 193:9056 194:7576 195:5486 196:3704 197:3045
198:6094 199:6136 200:8229 201:6261 202:11064 203:10651
204:4630 205:3742 206:4418 207:3550 208:4250 209:5017
210:4724 211:2660 212:4399 213:3755 214:1096 215:60
216:6921 217:3043 218:1328 219:622 220:2046 221:983
222:859 223:2198
End of report
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