[REN-BGP-stats-all] Global R&E Routing Table Report - WACREN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Jul 19 18:06:01 UTC 2021
Global R&E Routing Table Report 18:05 GMT Mon 19 Jul, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/WACREN/
Analysis Summary
----------------
BGP routing table entries examined: 18447
Prefixes after maximum aggregation (per Origin AS): 10283
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 11529
Total ASes present in the Internet Routing Table: 2731
Prefixes per ASN: 6.75
Origin-only ASes present in the Internet Routing Table: 2340
Origin ASes announcing only one prefix: 1091
Transit ASes present in the Internet Routing Table: 391
Transit-only ASes present in the Internet Routing Table: 68
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 16
Max AS path prepend of ASN (207352) 12
Prefixes from unregistered ASNs in the Routing Table: 25
Number of instances of unregistered ASNs: 25
Number of 32-bit ASNs allocated by the RIRs: 36646
Number of 32-bit ASNs visible in the Routing Table: 595
Prefixes from 32-bit ASNs in the Routing Table: 1716
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: 4
Number of addresses announced to Internet: 203395536
Equivalent to 12 /8s, 31 /16s and 145 /24s
Percentage of available address space announced: 5.5
Percentage of allocated address space announced: 5.5
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: 2046
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4778
Total APNIC prefixes after maximum aggregation: 2357
APNIC Deaggregation factor: 2.03
Prefixes being announced from the APNIC address blocks: 4780
Unique aggregates announced from the APNIC address blocks: 2705
APNIC Region origin ASes present in the Internet Routing Table: 574
APNIC Prefixes per ASN: 8.33
APNIC Region origin ASes announcing only one prefix: 244
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 215
Number of APNIC addresses announced to Internet: 46276928
Equivalent to 2 /8s, 194 /16s and 33 /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: 7766
Total ARIN prefixes after maximum aggregation: 4380
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 7787
Unique aggregates announced from the ARIN address blocks: 4944
ARIN Region origin ASes present in the Internet Routing Table: 1180
ARIN Prefixes per ASN: 6.60
ARIN Region origin ASes announcing only one prefix: 432
ARIN Region transit ASes present in the Internet Routing Table: 159
Average ARIN Region AS path length visible: 5.1
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 150
Number of ARIN addresses announced to Internet: 92105424
Equivalent to 5 /8s, 125 /16s and 106 /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: 3407
Total RIPE prefixes after maximum aggregation: 2746
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3407
Unique aggregates announced from the RIPE address blocks: 2752
RIPE Region origin ASes present in the Internet Routing Table: 677
RIPE Prefixes per ASN: 5.03
RIPE Region origin ASes announcing only one prefix: 323
RIPE Region transit ASes present in the Internet Routing Table: 109
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 58109056
Equivalent to 3 /8s, 118 /16s and 172 /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: 1581
Total LACNIC prefixes after maximum aggregation: 594
LACNIC Deaggregation factor: 2.66
Prefixes being announced from the LACNIC address blocks: 1579
Unique aggregates announced from the LACNIC address blocks: 823
LACNIC Region origin ASes present in the Internet Routing Table: 177
LACNIC Prefixes per ASN: 8.92
LACNIC Region origin ASes announcing only one prefix: 69
LACNIC Region transit ASes present in the Internet Routing Table: 28
Average LACNIC Region AS path length visible: 5.8
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 74
Number of LACNIC addresses announced to Internet: 4216128
Equivalent to 0 /8s, 64 /16s and 85 /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: 890
Total AfriNIC prefixes after maximum aggregation: 187
AfriNIC Deaggregation factor: 4.76
Prefixes being announced from the AfriNIC address blocks: 890
Unique aggregates announced from the AfriNIC address blocks: 301
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 18.16
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2686976
Equivalent to 0 /8s, 41 /16s and 0 /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 619 2155 456 SINET-AS Research Organization of Infor
7497 430 214 25 CSTNET-AS-AP Computer Network Informati
1237 192 75 137 KREONET-AS-KR KISTI, KR
7575 179 330 125 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
4538 169 4192 72 ERX-CERNET-BKB China Education and Rese
55824 129 19 23 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/WACREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 244 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
2152 155 507 87 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
2920 112 34 6 LACOE, US
21976 88 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 78 528 13 MIT-GATEWAYS, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/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 173 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 65 646 60 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 56 80 51 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 202 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 93 24 53 Red Universitaria Nacional, CL
27884 93 6 2 CABLECOLOR S.A., HN
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
61468 45 3 15 CEDIA, EC
4270 44 16 1 Red de Interconexion Universitaria, AR
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
28614 38 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/WACREN/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
327687 136 28 3 RENU, UG
36914 98 82 3 KENET-AS, KE
2561 75 5 33 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 37 16 1 MoRENet, MZ
37215 30 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 11 8 2 UG-AS, GH
37182 11 8 1 TERNET, TZ
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 619 2155 456 SINET-AS Research Organization of Infor
7497 430 214 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 244 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
1916 202 207 41 Associacao Rede Nacional de Ensino e Pe
5786 201 16 1 UPRENET, PR
1237 192 75 137 KREONET-AS-KR KISTI, KR
786 187 1779 185 JANET Jisc Services Limited, GB
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 430 405 CSTNET-AS-AP Computer Network Information Cente
2018 329 255 TENET-1, ZA
7896 244 237 NU-AS, US
5786 201 200 UPRENET, PR
58647 176 174 KAGAWAU-AS Kagawa University, JP
8895 173 169 ISU Internet Services Unit ISU, SA
1916 202 161 Associacao Rede Nacional de Ensino e Pesquisa,
18558 137 133 NETBLK-RCOEK, US
327687 136 133 RENU, UG
55824 129 106 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
19658 UNALLOCATED 65.205.131.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.23.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.252.0/22 11096 FLORIDANET, US
14822 UNALLOCATED 140.163.0.0/16 10466 MAGPI, US
14822 UNALLOCATED 140.163.0.0/17 10466 MAGPI, US
14822 UNALLOCATED 140.163.6.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.64.0/24 10466 MAGPI, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/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/WACREN/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: 2603 NORDUNET, DK
192.107.242.0/24 Origin: 394784 UNASSIGNED
Transit: 40831 PHS, US
205.166.145.0/24 Origin: 394784 UNASSIGNED
Transit: 40831 PHS, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/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 /16:1990 /17:378 /18:414
/19:578 /20:867 /21:878 /22:1402 /23:1496 /24:10054
/25:87 /26:65 /27:51 /28:1 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 168 173 ISU Internet Services Unit ISU, SA
27884 90 93 CABLECOLOR S.A., HN
36914 85 98 KENET-AS, KE
23024 53 56 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
327700 31 37 MoRENet, MZ
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:15 8:2 12:1 14:83 18:41
23:6 24:6 31:6 37:6 38:9 40:1
41:140 42:31 44:5 45:64 46:7 47:1
49:10 50:1 52:1 58:4 59:20 60:4
61:4 62:7 63:34 64:46 65:1 66:37
67:44 68:8 69:17 71:1 72:11 74:19
76:32 77:6 78:3 79:10 80:14 81:32
82:4 83:7 84:4 85:33 86:9 87:1
88:1 89:10 91:46 92:1 93:12 94:4
95:5 96:5 97:1 98:2 101:3 102:9
103:294 104:11 106:1 108:8 109:8 110:3
111:20 112:4 114:23 115:1 116:4 117:61
118:35 119:19 121:30 122:8 123:8 124:41
125:13 128:81 129:172 130:91 131:95 132:60
133:137 134:92 136:192 137:147 138:10 139:5
140:34 141:2 142:43 143:39 144:53 146:124
147:66 148:159 149:13 150:38 151:6 152:72
153:11 154:24 155:49 156:64 157:25 158:44
159:115 160:25 161:16 162:17 163:61 164:40
165:16 166:1 167:16 168:130 169:9 170:51
171:1 172:2 173:2 175:32 176:8 177:8
178:1 179:12 180:21 181:11 182:6 184:6
185:40 186:3 187:18 188:13 189:6 190:138
191:36 192:1395 193:252 194:145 195:94 196:169
197:4 198:465 199:243 200:256 201:39 202:635
203:427 204:351 205:173 206:181 207:168 208:56
209:110 210:188 211:14 212:167 213:4 216:79
217:16 218:26 219:14 220:24 222:4 223:2
End of report
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