[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AIT (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Jun 20 20:25:51 UTC 2022
IPv4 R&E Routing Table Report 20:25 GMT Mon 20 Jun, 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: 33991
Prefixes after maximum aggregation (per Origin AS): 13990
Deaggregation factor: 2.43
Unique aggregates announced (without unneeded subnets): 15634
Number of IPv4 prefixes with a valid ROA: 13159
Number of IPv4 prefixes with an invalid ROA: 214
Number of IPv4 prefixes with no ROA: 20618
Total ASes present in the Internet Routing Table: 3493
Prefixes per ASN: 9.73
Origin-only ASes present in the Internet Routing Table: 2981
Origin ASes announcing only one prefix: 1265
Transit ASes present in the Internet Routing Table: 512
Transit-only ASes present in the Internet Routing Table: 73
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 6.3
Max AS path length visible: 19
Max AS path prepend of ASN (133385) 11
Prefixes from unregistered ASNs in the Routing Table: 10
Number of instances of unregistered ASNs: 10
Number of 32-bit ASNs allocated by the RIRs: 39624
Number of 32-bit ASNs visible in the Routing Table: 1032
Prefixes from 32-bit ASNs in the Routing Table: 5999
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: 238761728
Equivalent to 14 /8s, 59 /16s and 55 /24s
Percentage of available address space announced: 6.4
Percentage of allocated address space announced: 6.4
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: 2675
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 19504
Total APNIC prefixes after maximum aggregation: 5287
APNIC Deaggregation factor: 3.69
Prefixes being announced from the APNIC address blocks: 19397
Unique aggregates announced from the APNIC address blocks: 5907
APNIC Region origin ASes present in the Internet Routing Table: 1226
APNIC Prefixes per ASN: 15.82
APNIC Region origin ASes announcing only one prefix: 403
APNIC Region transit ASes present in the Internet Routing Table: 188
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: 617
Number of APNIC addresses announced to Internet: 61876480
Equivalent to 3 /8s, 176 /16s and 41 /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: 8482
Total ARIN prefixes after maximum aggregation: 5027
ARIN Deaggregation factor: 1.69
Prefixes being announced from the ARIN address blocks: 8518
Unique aggregates announced from the ARIN address blocks: 5697
ARIN Region origin ASes present in the Internet Routing Table: 1275
ARIN Prefixes per ASN: 6.68
ARIN Region origin ASes announcing only one prefix: 454
ARIN Region transit ASes present in the Internet Routing Table: 162
Average ARIN Region AS path length visible: 7.9
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 176
Number of ARIN addresses announced to Internet: 109790464
Equivalent to 6 /8s, 139 /16s and 69 /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: 3630
Total RIPE prefixes after maximum aggregation: 2896
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3662
Unique aggregates announced from the RIPE address blocks: 2933
RIPE Region origin ASes present in the Internet Routing Table: 696
RIPE Prefixes per ASN: 5.26
RIPE Region origin ASes announcing only one prefix: 321
RIPE Region transit ASes present in the Internet Routing Table: 104
Average RIPE Region AS path length visible: 7.0
Max RIPE Region AS path length visible: 18
Number of RIPE region 32-bit ASNs visible in the Routing Table: 146
Number of RIPE addresses announced to Internet: 59643904
Equivalent to 3 /8s, 142 /16s and 24 /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: 1434
Total LACNIC prefixes after maximum aggregation: 570
LACNIC Deaggregation factor: 2.52
Prefixes being announced from the LACNIC address blocks: 1435
Unique aggregates announced from the LACNIC address blocks: 767
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 8.64
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 9.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 68
Number of LACNIC addresses announced to Internet: 4781312
Equivalent to 0 /8s, 72 /16s and 245 /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: 931
Total AfriNIC prefixes after maximum aggregation: 200
AfriNIC Deaggregation factor: 4.66
Prefixes being announced from the AfriNIC address blocks: 974
Unique aggregates announced from the AfriNIC address blocks: 325
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 20.29
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 7.4
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2668288
Equivalent to 0 /8s, 40 /16s and 183 /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 1987 314 16 TOT-NET TOT Public Company Limited, TH
7470 713 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 680 170 58 NCIC-TW New Century InfoComm Tech Co.,
131090 634 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 570 2140 453 SINET-AS Research Organization of Infor
4621 535 73 18 UNINET-AS-AP UNINET-, TH
45458 480 33 61 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
131596 462 82 14 TBCOM-NET TBC, TW
4750 449 94 15 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
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
668 211 702 179 DNIC-AS-00668, US
376 204 178 153 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 153 507 91 CSUNET-NW, US
18558 131 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
8075 109 4108 105 MICROSOFT-CORP-MSN-AS-BLOCK, US
2920 107 34 6 LACOE, US
19551 104 7 75 INCAPSULA, US
32531 91 16 1 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
680 287 1967 251 DFN Verein zur Foerderung eines Deutsch
786 188 1774 183 JANET Jisc Services Limited, GB
8895 137 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 100 1520 87 SURFNET-NL SURFnet, The Netherlands, NL
2614 96 27 76 ROEDUNET, RO
137 94 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 62 598 58 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
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 158 208 44 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
1251 59 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
4270 41 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28571 39 42 16 UNIVERSIDADE DE SAO PAULO, BR
28614 37 2 2 Fundacao Universidade Regional de Blume
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 376 319 73 TENET-1, ZA
36914 219 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 39 28 3 RENU, UG
327700 32 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 18 8 1 TERNET, TZ
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 1987 314 16 TOT-NET TOT Public Company Limited, TH
7470 713 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 680 170 58 NCIC-TW New Century InfoComm Tech Co.,
131090 634 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 570 2140 453 SINET-AS Research Organization of Infor
4621 535 73 18 UNINET-AS-AP UNINET-, TH
45458 480 33 61 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
131596 462 82 14 TBCOM-NET TBC, TW
4750 449 94 15 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
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 713 670 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
131090 634 626 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Compa
9919 680 622 NCIC-TW New Century InfoComm Tech Co., Ltd., TW
4621 535 517 UNINET-AS-AP UNINET-, TH
131596 462 448 TBCOM-NET TBC, TW
4750 449 434 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPANY LIMIT
45458 480 419 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-
7497 432 408 CSTNET-AS-AP Computer Network Information Cente
9931 422 385 CAT-AP The Communication Authoity of Thailand,
133481 413 372 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
141730 UNALLOCATED 103.161.0.0/24 55423 JASTEL-NETWORK-TH-IDC-AP Jas
134952 UNALLOCATED 103.204.12.0/24 7616 JINET-BKK-AS-AP Jasmine Inte
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
64740 PRIVATE 203.156.106.0/24 24378 ENGTAC-AS-TH-AP Total Access
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
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
103.161.0.0/24 Origin: 141730 UNASSIGNED
103.161.0.0/24 Transit: 55423 JASTEL-NETWORK-TH-IDC-AP JasTel Network,
103.204.12.0/24 Origin: 134952 UNASSIGNED
103.204.12.0/24 Transit: 7616 JINET-BKK-AS-AP Jasmine Internet Co, Ltd
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 /16:2177 /17:599 /18:834
/19:1081 /20:1371 /21:1618 /22:3474 /23:2518 /24:19922
/25:1 /26:1 /27:1 /28:3 /29:12 /30:45
/31:37 /32:64
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 206 219 KENET-AS, KE
4621 162 535 UNINET-AS-AP UNINET-, TH
132280 153 308 SYMPHONY-AP-TH Symphony Communication Thailand
8895 132 137 ISU Internet Services Unit ISU, SA
133481 69 413 AIS-FIBRE-AS-AP AIS Fibre, TH
23024 53 114 OCDE, US
19551 32 104 INCAPSULA, US
131207 32 42 SINET-KH SINET, Cambodias specialist Internet a
25977 31 45 HCCS, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
Complete listing at https://bgp.nsrc.org/REN/AIT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:497 5:24 6:4 8:4 9:1 12:1
13:39 14:95 16:1 18:46 23:16 24:4
27:202 31:7 35:4 36:12 37:35 38:17
39:5 40:2 41:124 42:16 43:184 44:5
45:166 46:5 47:6 49:491 50:4 52:3
58:297 59:35 60:47 61:374 62:8 63:39
64:60 65:10 66:59 67:44 68:8 69:20
70:2 71:1 72:25 74:21 76:34 77:8
78:3 79:11 80:18 81:29 82:5 83:29
84:8 85:43 86:4 87:1 88:1 89:10
90:1 91:47 93:10 94:4 95:5 96:71
97:1 98:2 101:117 102:18 103:1212 104:81
106:75 107:52 108:10 109:10 110:438 111:121
112:42 113:139 114:36 115:131 116:72 117:79
118:373 119:283 120:7 121:29 122:289 123:104
124:168 125:198 128:99 129:45 130:94 131:86
132:58 133:145 134:306 135:2 136:201 137:81
138:10 139:20 140:54 141:14 142:41 143:33
144:26 145:2 146:158 147:84 148:193 149:15
150:152 151:6 152:75 153:13 154:52 155:51
156:71 157:41 158:45 159:252 160:29 161:77
162:25 163:81 164:96 165:72 166:1 167:65
168:175 169:10 170:69 171:188 172:5 173:8
175:75 176:9 177:11 178:1 179:10 180:133
181:4 182:231 183:40 184:14 185:64 186:3
187:19 188:15 189:5 190:34 191:38 192:1393
193:316 194:149 195:97 196:162 197:124 198:509
199:294 200:240 201:38 202:1250 203:1509 204:347
205:176 206:203 207:179 208:81 209:128 210:494
211:31 212:173 213:7 214:8 216:85 217:13
218:98 219:14 220:52 221:38 222:7 223:76
End of report
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