[REN-BGP-stats-all] Global R&E Routing Table Report - TENET view
REN Routing Table Report
cscora at frr.nsrc.org
Sun May 9 18:45:12 UTC 2021
Global R&E Routing Table Report 18:45 GMT Sun 09 May, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/TENET/
Analysis Summary
----------------
BGP routing table entries examined: 16471
Prefixes after maximum aggregation (per Origin AS): 8476
Deaggregation factor: 1.94
Unique aggregates announced (without unneeded subnets): 9887
Total ASes present in the Internet Routing Table: 2257
Prefixes per ASN: 7.30
Origin-only ASes present in the Internet Routing Table: 1946
Origin ASes announcing only one prefix: 862
Transit ASes present in the Internet Routing Table: 311
Transit-only ASes present in the Internet Routing Table: 49
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 18
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 35986
Number of 32-bit ASNs visible in the Routing Table: 480
Prefixes from 32-bit ASNs in the Routing Table: 1417
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: 2
Number of addresses announced to Internet: 163638272
Equivalent to 9 /8s, 192 /16s and 236 /24s
Percentage of available address space announced: 4.4
Percentage of allocated address space announced: 4.4
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: 1744
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4647
Total APNIC prefixes after maximum aggregation: 2363
APNIC Deaggregation factor: 1.97
Prefixes being announced from the APNIC address blocks: 4647
Unique aggregates announced from the APNIC address blocks: 2707
APNIC Region origin ASes present in the Internet Routing Table: 572
APNIC Prefixes per ASN: 8.12
APNIC Region origin ASes announcing only one prefix: 248
APNIC Region transit ASes present in the Internet Routing Table: 63
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 215
Number of APNIC addresses announced to Internet: 46389760
Equivalent to 2 /8s, 195 /16s and 218 /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: 8347
Total ARIN prefixes after maximum aggregation: 4723
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 8355
Unique aggregates announced from the ARIN address blocks: 5441
ARIN Region origin ASes present in the Internet Routing Table: 1222
ARIN Prefixes per ASN: 6.84
ARIN Region origin ASes announcing only one prefix: 439
ARIN Region transit ASes present in the Internet Routing Table: 163
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 150
Number of ARIN addresses announced to Internet: 96682752
Equivalent to 5 /8s, 195 /16s and 67 /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: 918
Total RIPE prefixes after maximum aggregation: 636
RIPE Deaggregation factor: 1.44
Prefixes being announced from the RIPE address blocks: 915
Unique aggregates announced from the RIPE address blocks: 641
RIPE Region origin ASes present in the Internet Routing Table: 206
RIPE Prefixes per ASN: 4.44
RIPE Region origin ASes announcing only one prefix: 95
RIPE Region transit ASes present in the Internet Routing Table: 31
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 29
Number of RIPE addresses announced to Internet: 13904896
Equivalent to 0 /8s, 212 /16s and 44 /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: 1422
Total LACNIC prefixes after maximum aggregation: 586
LACNIC Deaggregation factor: 2.43
Prefixes being announced from the LACNIC address blocks: 1421
Unique aggregates announced from the LACNIC address blocks: 822
LACNIC Region origin ASes present in the Internet Routing Table: 178
LACNIC Prefixes per ASN: 7.98
LACNIC Region origin ASes announcing only one prefix: 73
LACNIC Region transit ASes present in the Internet Routing Table: 28
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 77
Number of LACNIC addresses announced to Internet: 4195584
Equivalent to 0 /8s, 64 /16s and 5 /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: 1131
Total AfriNIC prefixes after maximum aggregation: 162
AfriNIC Deaggregation factor: 6.98
Prefixes being announced from the AfriNIC address blocks: 1131
Unique aggregates announced from the AfriNIC address blocks: 274
AfriNIC Region origin ASes present in the Internet Routing Table: 25
AfriNIC Prefixes per ASN: 45.24
AfriNIC Region origin ASes announcing only one prefix: 7
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 2464768
Equivalent to 0 /8s, 37 /16s and 156 /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 607 2155 455 SINET-AS Research Organization of Infor
7497 444 233 33 CSTNET-AS-AP Computer Network Informati
7575 187 331 133 AARNET-AS-AP Australian Academic and Re
1237 186 75 139 KREONET-AS-KR KISTI, KR
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
4538 123 4192 72 ERX-CERNET-BKB China Education and Rese
4621 82 37 11 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
1659 57 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 260 51 7 NU-AS, US
376 236 180 158 RISQ-AS, CA
668 209 702 180 DNIC-AS-00668, US
5786 198 16 1 UPRENET, PR
2152 163 507 96 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
23024 114 7 17 OCDE, US
2920 109 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 140 24 4 ISU Internet Services Unit (ISU), SA
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
1653 49 151 48 SUNET SUNET Swedish University Network,
1741 43 183 22 FUNETAS, FI
288 26 5 26 ESA Robert Bosch Strasse 5, DE
513 20 87 19 CERN, CH
3267 20 67 17 RUNNET, RU
8674 17 2 11 NETNOD-IX Netnod Internet Exchange Sver
224 13 256 13 UNINETT UNINETT, The Norwegian Universi
29384 13 3 9 QATAR-FOUNDATION, QA
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 179 215 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
1251 67 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
4270 44 16 1 Red de Interconexion Universitaria, AR
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
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 399 82 3 KENET-AS, KE
2018 323 319 74 TENET-1, ZA
327687 132 28 3 RENU, UG
2561 74 5 34 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 29 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 607 2155 455 SINET-AS Research Organization of Infor
7497 444 233 33 CSTNET-AS-AP Computer Network Informati
36914 399 82 3 KENET-AS, KE
2018 323 319 74 TENET-1, ZA
7896 260 51 7 NU-AS, US
376 236 180 158 RISQ-AS, CA
668 209 702 180 DNIC-AS-00668, US
5786 198 16 1 UPRENET, PR
7575 187 331 133 AARNET-AS-AP Australian Academic and Re
1237 186 75 139 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 444 411 CSTNET-AS-AP Computer Network Information Cente
36914 399 396 KENET-AS, KE
7896 260 253 NU-AS, US
2018 323 249 TENET-1, ZA
5786 198 197 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
1916 179 138 Associacao Rede Nacional de Ensino e Pesquisa,
8895 140 136 ISU Internet Services Unit (ISU), SA
18558 136 132 NETBLK-RCOEK, US
327687 132 129 RENU, UG
Complete listing at https://bgp.nsrc.org/REN/TENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
19658 UNALLOCATED 65.205.131.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.23.0/24 11096 FLORIDANET, US
65248 PRIVATE 134.171.169.0/24 11340 Red Universitaria Nacional,
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
65105 PRIVATE 165.98.16.0/24 27750 Cooperacion Latino Americana
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
Complete listing at https://bgp.nsrc.org/REN/TENET/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/TENET/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
Complete listing at https://bgp.nsrc.org/REN/TENET/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 /12:9
/13:16 /14:31 /15:90 /16:1522 /17:344 /18:381
/19:505 /20:791 /21:748 /22:1171 /23:1295 /24:9564
/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
36914 371 399 KENET-AS, KE
8895 135 140 ISU Internet Services Unit (ISU), SA
23024 53 114 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 38 MoRENet, MZ
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
18632 29 55 VOLCANO-VISION, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 6:4 8:2 12:1 14:84 18:41
23:7 24:6 35:2 38:9 40:1 41:227
42:25 44:3 45:51 46:1 47:1 49:10
50:4 52:1 58:1 59:20 60:4 61:4
62:2 63:38 64:50 65:6 66:52 67:45
68:9 69:17 71:1 72:11 74:19 76:32
77:4 80:3 81:1 82:2 84:2 85:14
86:9 87:1 89:2 91:16 92:1 93:1
95:1 96:6 97:1 98:2 101:6 102:7
103:302 104:76 106:1 107:16 108:11 109:6
110:3 111:20 112:4 114:23 115:1 116:5
117:63 118:35 119:19 121:29 122:8 123:8
124:40 125:13 128:76 129:213 130:91 131:87
132:60 133:137 134:88 136:189 137:143 138:13
139:5 140:48 141:1 142:43 143:33 144:67
146:123 147:63 148:154 149:13 150:36 151:4
152:76 153:1 154:23 155:53 156:63 157:25
158:45 159:113 160:26 161:34 162:23 163:64
164:40 165:24 166:1 167:15 168:124 169:9
170:67 171:1 172:1 173:7 175:32 176:8
177:7 179:12 180:21 181:11 182:6 184:8
185:12 186:3 187:18 188:3 189:6 190:44
191:36 192:1076 193:78 194:56 195:61 196:169
197:192 198:515 199:272 200:251 201:39 202:581
203:405 204:360 205:180 206:194 207:175 208:60
209:120 210:187 211:14 212:131 213:2 214:7
216:67 217:2 218:26 219:8 220:24 222:4
223:2
End of report
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