[REN-BGP-stats-all] Global R&E Routing Table Report - KENET R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Aug 15 18:51:01 UTC 2021
Global R&E Routing Table Report 18:50 GMT Sun 15 Aug, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 16893
Prefixes after maximum aggregation (per Origin AS): 9444
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 10303
Total ASes present in the Internet Routing Table: 2496
Prefixes per ASN: 6.77
Origin-only ASes present in the Internet Routing Table: 2137
Origin ASes announcing only one prefix: 1004
Transit ASes present in the Internet Routing Table: 359
Transit-only ASes present in the Internet Routing Table: 66
Average AS path length visible in the Internet Routing Table: 5.2
Max AS path length visible: 15
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 379
Number of instances of unregistered ASNs: 379
Number of 32-bit ASNs allocated by the RIRs: 36904
Number of 32-bit ASNs visible in the Routing Table: 544
Prefixes from 32-bit ASNs in the Routing Table: 1435
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: 195877120
Equivalent to 11 /8s, 172 /16s and 217 /24s
Percentage of available address space announced: 5.3
Percentage of allocated address space announced: 5.3
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: 1965
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4755
Total APNIC prefixes after maximum aggregation: 2335
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4757
Unique aggregates announced from the APNIC address blocks: 2676
APNIC Region origin ASes present in the Internet Routing Table: 571
APNIC Prefixes per ASN: 8.33
APNIC Region origin ASes announcing only one prefix: 241
APNIC Region transit ASes present in the Internet Routing Table: 62
Average APNIC Region AS path length visible: 5.4
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 214
Number of APNIC addresses announced to Internet: 46272000
Equivalent to 2 /8s, 194 /16s and 14 /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, 131072-147769
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: 6569
Total ARIN prefixes after maximum aggregation: 3526
ARIN Deaggregation factor: 1.86
Prefixes being announced from the ARIN address blocks: 6593
Unique aggregates announced from the ARIN address blocks: 3880
ARIN Region origin ASes present in the Internet Routing Table: 1019
ARIN Prefixes per ASN: 6.47
ARIN Region origin ASes announcing only one prefix: 372
ARIN Region transit ASes present in the Internet Routing Table: 139
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 132
Number of ARIN addresses announced to Internet: 85439488
Equivalent to 5 /8s, 23 /16s and 180 /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: 3369
Total RIPE prefixes after maximum aggregation: 2746
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3364
Unique aggregates announced from the RIPE address blocks: 2760
RIPE Region origin ASes present in the Internet Routing Table: 674
RIPE Prefixes per ASN: 4.99
RIPE Region origin ASes announcing only one prefix: 326
RIPE Region transit ASes present in the Internet Routing Table: 110
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 130
Number of RIPE addresses announced to Internet: 58100736
Equivalent to 3 /8s, 118 /16s and 140 /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: 1257
Total LACNIC prefixes after maximum aggregation: 513
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 1255
Unique aggregates announced from the LACNIC address blocks: 734
LACNIC Region origin ASes present in the Internet Routing Table: 147
LACNIC Prefixes per ASN: 8.54
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: 6.0
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 3928320
Equivalent to 0 /8s, 59 /16s and 241 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 564
Total AfriNIC prefixes after maximum aggregation: 143
AfriNIC Deaggregation factor: 3.94
Prefixes being announced from the AfriNIC address blocks: 919
Unique aggregates announced from the AfriNIC address blocks: 248
AfriNIC Region origin ASes present in the Internet Routing Table: 12
AfriNIC Prefixes per ASN: 76.58
AfriNIC Region origin ASes announcing only one prefix: 1
AfriNIC Region transit ASes present in the Internet Routing Table: 5
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 2
Number of AfriNIC addresses announced to Internet: 2135296
Equivalent to 0 /8s, 32 /16s and 149 /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
2907 608 2156 456 SINET-AS Research Organization of Infor
7497 436 214 25 CSTNET-AS-AP Computer Network Informati
1237 187 75 137 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
4538 169 4192 72 ERX-CERNET-BKB China Education and Rese
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
4621 81 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 240 51 7 NU-AS, US
5786 201 16 1 UPRENET, PR
2152 154 507 84 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
2920 108 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 78 528 13 MIT-GATEWAYS, US
3477 72 71 42 NOAA-NWAVE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 187 1779 185 JANET Jisc Services Limited, GB
8895 141 24 4 ISU Internet Services Unit ISU, SA
559 116 550 107 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
2200 66 647 61 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 178 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 329 319 74 TENET-1, ZA
2561 72 5 31 EUN, EG
8094 55 48 4 PUKNET, ZA
36914 50 82 3 KENET-AS, KE
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37520 5 16 2 Rhodes-Univ, ZA
327945 4 0 2 ILRI, KE
30983 3 4 1 MARWAN-AS, MA
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
65412 710 30 163 >>UNKNOWN<<
2907 608 2156 456 SINET-AS Research Organization of Infor
7497 436 214 25 CSTNET-AS-AP Computer Network Informati
2018 329 319 74 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
7896 240 51 7 NU-AS, US
5786 201 16 1 UPRENET, PR
786 187 1779 185 JANET Jisc Services Limited, GB
1237 187 75 137 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 436 411 CSTNET-AS-AP Computer Network Information Cente
2018 329 255 TENET-1, ZA
7896 240 233 NU-AS, US
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
2907 608 152 SINET-AS Research Organization of Information a
1916 178 137 Associacao Rede Nacional de Ensino e Pesquisa,
8895 141 137 ISU Internet Services Unit ISU, SA
18558 137 133 NETBLK-RCOEK, US
55824 128 106 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/KENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65412 PRIVATE 41.89.4.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.8.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.10.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.16.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.17.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.18.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.20.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.22.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.24.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.25.0/24 36914 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/KENET/data-badAS
Prefixes from private and non-routed address space (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/KENET/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 UNASSIGNED
Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.107.242.0/24 Origin: 394784 UNASSIGNED
Transit: 40831 PHS, US
204.194.253.0/24 Origin: 46788 UNASSIGNED
Transit: 2381 WISCNET1-AS, US
205.166.145.0/24 Origin: 394784 UNASSIGNED
Transit: 40831 PHS, US
Complete listing at https://bgp.nsrc.org/REN/KENET/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 /11:1 /12:10
/13:19 /14:36 /15:117 /16:1895 /17:367 /18:380
/19:531 /20:823 /21:827 /22:1283 /23:1424 /24:9177
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
65412 351 710 UNASSIGNED
8895 136 141 ISU Internet Services Unit ISU, SA
23024 53 56 OCDE, US
36914 34 50 KENET-AS, KE
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
40326 29 33 ECKERD-COLLEGE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:15 8:2 12:1 14:84 18:41
23:6 24:5 31:6 37:6 38:7 40:1
41:170 42:30 44:5 45:58 46:7 47:1
49:10 50:1 52:1 58:4 59:20 60:4
61:3 62:7 63:34 64:45 65:1 66:33
67:43 68:8 69:18 71:1 72:11 74:19
76:32 77:6 78:3 79:10 80:14 81:29
82:4 83:7 84:9 85:34 86:9 87:1
88:1 89:9 91:46 92:1 93:19 94:4
95:5 97:1 98:2 101:3 102:1 103:295
104:14 106:1 108:8 109:8 110:3 111:19
112:4 114:23 116:5 117:61 118:32 119:19
121:27 122:8 123:8 124:42 125:13 128:78
129:171 130:94 131:43 132:55 133:137 134:85
136:193 137:68 138:10 139:4 140:35 141:2
143:39 144:54 146:125 147:64 148:159 149:13
150:38 151:6 152:73 153:11 154:19 155:49
156:65 157:25 158:45 159:116 160:25 161:16
162:18 163:59 164:40 165:54 166:1 167:12
168:110 169:10 170:10 171:1 172:2 173:2
175:32 176:8 177:10 178:1 179:9 180:21
181:11 182:5 184:7 185:41 186:3 187:17
188:13 189:6 190:32 191:36 192:1300 193:250
194:144 195:93 196:116 197:205 198:338 199:148
200:208 201:38 202:633 203:427 204:284 205:101
206:95 207:105 208:52 209:94 210:182 211:14
212:169 213:4 216:59 217:15 218:26 219:14
220:16 222:4 223:2
End of report
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