[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AIT (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Dec 11 20:25:45 UTC 2022
IPv4 R&E Routing Table Report 20:25 GMT Sun 11 Dec, 2022
IPv4 BGP Table (R&E) as seen at AIT.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AIT/
Analysis Summary
----------------
BGP routing table entries examined: 35205
Prefixes after maximum aggregation (per Origin AS): 14445
Deaggregation factor: 2.44
Unique aggregates announced (without unneeded subnets): 16361
Number of IPv4 prefixes with a valid ROA: 14634
Number of IPv4 prefixes with an invalid ROA: 289
Number of IPv4 prefixes with no ROA: 20282
Total ASes present in the Internet Routing Table: 3568
Prefixes per ASN: 9.87
Origin-only ASes present in the Internet Routing Table: 3041
Origin ASes announcing only one prefix: 1265
Transit ASes present in the Internet Routing Table: 527
Transit-only ASes present in the Internet Routing Table: 91
Paths with bogon ASNs present in the IPv4 Routing Table: 7
Average AS path length visible in the Internet Routing Table: 6.2
Max AS path length visible: 23
Max AS path prepend of ASN (136205) 15
Prefixes from unregistered ASNs in the Routing Table: 12
Number of instances of unregistered ASNs: 12
Number of 32-bit ASNs allocated by the RIRs: 40870
Number of 32-bit ASNs visible in the Routing Table: 1067
Prefixes from 32-bit ASNs in the Routing Table: 6432
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 238915328
Equivalent to 14 /8s, 61 /16s and 143 /24s
Percentage of available address space announced: 6.5
Percentage of allocated address space announced: 6.5
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: 2796
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 20582
Total APNIC prefixes after maximum aggregation: 5689
APNIC Deaggregation factor: 3.62
Prefixes being announced from the APNIC address blocks: 20380
Unique aggregates announced from the APNIC address blocks: 6522
APNIC Region origin ASes present in the Internet Routing Table: 1278
APNIC Prefixes per ASN: 15.95
APNIC Region origin ASes announcing only one prefix: 419
APNIC Region transit ASes present in the Internet Routing Table: 192
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 644
Number of APNIC addresses announced to Internet: 62454784
Equivalent to 3 /8s, 184 /16s and 252 /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, 131072-151865
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: 8528
Total ARIN prefixes after maximum aggregation: 5047
ARIN Deaggregation factor: 1.69
Prefixes being announced from the ARIN address blocks: 8628
Unique aggregates announced from the ARIN address blocks: 5721
ARIN Region origin ASes present in the Internet Routing Table: 1282
ARIN Prefixes per ASN: 6.73
ARIN Region origin ASes announcing only one prefix: 454
ARIN Region transit ASes present in the Internet Routing Table: 170
Average ARIN Region AS path length visible: 7.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 183
Number of ARIN addresses announced to Internet: 109557248
Equivalent to 6 /8s, 135 /16s and 182 /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: 3725
Total RIPE prefixes after maximum aggregation: 2926
RIPE Deaggregation factor: 1.27
Prefixes being announced from the RIPE address blocks: 3714
Unique aggregates announced from the RIPE address blocks: 2984
RIPE Region origin ASes present in the Internet Routing Table: 700
RIPE Prefixes per ASN: 5.31
RIPE Region origin ASes announcing only one prefix: 310
RIPE Region transit ASes present in the Internet Routing Table: 99
Average RIPE Region AS path length visible: 6.9
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 150
Number of RIPE addresses announced to Internet: 59547904
Equivalent to 3 /8s, 140 /16s and 161 /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
196608-213403
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: 1387
Total LACNIC prefixes after maximum aggregation: 568
LACNIC Deaggregation factor: 2.44
Prefixes being announced from the LACNIC address blocks: 1387
Unique aggregates announced from the LACNIC address blocks: 783
LACNIC Region origin ASes present in the Internet Routing Table: 156
LACNIC Prefixes per ASN: 8.89
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 8.8
Max LACNIC Region AS path length visible: 16
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64
Number of LACNIC addresses announced to Internet: 4632320
Equivalent to 0 /8s, 70 /16s and 175 /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: 971
Total AfriNIC prefixes after maximum aggregation: 203
AfriNIC Deaggregation factor: 4.78
Prefixes being announced from the AfriNIC address blocks: 1091
Unique aggregates announced from the AfriNIC address blocks: 346
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 21.82
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 7.5
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2721024
Equivalent to 0 /8s, 41 /16s and 133 /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
23969 1976 314 16 TOT-NET TOT Public Company Limited, TH
7470 724 532 45 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 683 171 57 NCIC-TW New Century InfoComm Tech Co.,
131090 618 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 574 2157 461 SINET-AS Research Organization of Infor
4621 515 73 18 UNINET-AS-AP UNINET-, TH
45458 481 35 65 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
4750 448 94 14 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
9931 444 70 34 CAT-AP The Communication Authoity of Th
131596 439 83 9 TBCOM-NET TBC, TW
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 219 702 180 DNIC-AS-00668, US
2152 203 507 91 CSUNET-NW, US
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
23024 113 7 17 OCDE, US
8075 109 4108 105 MICROSOFT-CORP-MSN-AS-BLOCK, US
2920 108 34 7 LACOE, US
19551 103 6 74 INCAPSULA, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1935 249 DFN Verein zur Foerderung eines Deutsch
786 187 1775 182 JANET Jisc Services Limited, GB
8895 134 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 101 1520 87 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 94 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 62 598 58 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 155 207 41 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 97 24 55 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
1251 53 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 44 16 1 Red de Interconexion Universitaria, AR
61468 42 3 15 CEDIA, EC
28571 40 40 18 UNIVERSIDADE DE SAO PAULO, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 367 319 72 TENET-1, ZA
36914 242 82 3 KENET-AS, KE
2561 66 4 33 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 41 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
37182 33 8 1 TERNET, TZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
23969 1976 314 16 TOT-NET TOT Public Company Limited, TH
7470 724 532 45 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 683 171 57 NCIC-TW New Century InfoComm Tech Co.,
131090 618 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 574 2157 461 SINET-AS Research Organization of Infor
4621 515 73 18 UNINET-AS-AP UNINET-, TH
45458 481 35 65 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
4750 448 94 14 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
9931 444 70 34 CAT-AP The Communication Authoity of Th
131596 439 83 9 TBCOM-NET TBC, TW
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7470 724 679 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
9919 683 626 NCIC-TW New Century InfoComm Tech Co., Ltd., TW
131090 618 610 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Compa
4621 515 497 UNINET-AS-AP UNINET-, TH
4750 448 434 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPANY LIMIT
131596 439 430 TBCOM-NET TBC, TW
45458 481 416 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-
9931 444 410 CAT-AP The Communication Authoity of Thailand,
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
133481 414 384 AIS-FIBRE-AS-AP AIS Fibre, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
56096 UNALLOCATED 27.100.7.0/24 45455 TH-2S1N-AP Two S One N Co Lt
138004 UNALLOCATED 103.117.84.0/22 38794 UIH-BBB-AS-AP UIH, TH
141730 UNALLOCATED 103.161.0.0/24 55423 JASTEL-NETWORK-TH-IDC-AP Jas
138219 UNALLOCATED 103.207.69.0/24 23884 PROENNET-AS Proen Corp Publi
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
64558 PRIVATE 202.44.52.0/22 23932 WINTH-AS-AP Internet Service
64558 PRIVATE 202.52.4.0/22 23932 WINTH-AS-AP Internet Service
64929 PRIVATE 203.156.106.0/24 65274 UNASSIGNED
Complete listing at https://bgp.nsrc.org/REN/AIT/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/AIT/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
27.100.7.0/24 Origin: 56096 UNASSIGNED
27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
103.117.84.0/22 Origin: 138004 UNASSIGNED
103.117.84.0/22 Transit: 38794 UIH-BBB-AS-AP UIH, TH
103.161.0.0/24 Origin: 141730 UNASSIGNED
103.161.0.0/24 Transit: 55423 JASTEL-NETWORK-TH-IDC-AP JasTel Network,
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 20965 GEANT The GEANT IP Service, NL
Complete listing at https://bgp.nsrc.org/REN/AIT/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:4 /12:12
/13:25 /14:45 /15:144 /16:2167 /17:616 /18:845
/19:1087 /20:1382 /21:1618 /22:3650 /23:2641 /24:20810
/25:2 /26:3 /27:3 /28:3 /29:12 /30:41
/31:32 /32:60
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 229 242 KENET-AS, KE
132280 154 303 SYMPHONY-AP-TH Symphony Communication Thailand
4621 150 515 UNINET-AS-AP UNINET-, TH
8895 129 134 ISU Internet Services Unit ISU, SA
133481 62 414 AIS-FIBRE-AS-AP AIS Fibre, TH
23024 52 113 OCDE, US
131207 43 76 SINET-KH SINET, Cambodias specialist Internet a
18632 34 65 VOLCANO-VISION, US
32440 34 49 LONI, US
19551 33 103 INCAPSULA, US
Complete listing at https://bgp.nsrc.org/REN/AIT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:492 5:16 6:4 8:4 9:1 12:1
13:38 14:99 16:1 18:43 23:16 24:4
27:196 31:7 35:4 36:10 37:30 38:22
39:5 40:2 41:143 42:19 43:234 44:5
45:180 46:5 47:6 49:522 50:5 52:3
58:305 59:29 60:56 61:381 62:12 63:39
64:61 65:10 66:59 67:45 68:8 69:23
70:2 71:1 72:39 74:54 76:38 77:9
78:3 79:11 80:17 81:28 82:8 83:36
84:8 85:41 86:6 87:7 88:2 89:10
90:1 91:49 92:1 93:4 94:4 95:4
96:69 97:3 98:2 101:111 102:14 103:1329
104:77 106:75 107:52 108:8 109:10 110:467
111:124 112:45 113:146 114:42 115:141 116:73
117:79 118:377 119:300 120:6 121:33 122:318
123:103 124:159 125:201 128:95 129:46 130:89
131:78 132:61 133:146 134:310 135:6 136:223
137:81 138:10 139:19 140:64 141:15 142:39
143:33 144:41 145:3 146:158 147:86 148:193
149:15 150:156 151:7 152:76 153:14 154:121
155:52 156:78 157:30 158:40 159:260 160:26
161:94 162:23 163:97 164:89 165:94 166:3
167:54 168:176 169:10 170:80 171:192 172:5
173:8 175:101 176:9 177:9 179:10 180:130
181:4 182:232 183:36 184:14 185:77 186:2
187:19 188:15 189:3 190:18 191:40 192:1403
193:321 194:156 195:94 196:154 197:146 198:526
199:293 200:225 201:39 202:1307 203:1608 204:374
205:143 206:201 207:185 208:80 209:144 210:556
211:29 212:169 213:7 214:8 216:86 217:11
218:151 219:12 220:53 221:36 222:7 223:79
End of report
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