[REN-BGP-stats-all] Global R&E Routing Table Report - TENET R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Wed Sep 1 18:45:58 UTC 2021
Global R&E Routing Table Report 18:45 GMT Wed 01 Sep, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/TENET/
Analysis Summary
----------------
BGP routing table entries examined: 16260
Prefixes after maximum aggregation (per Origin AS): 8426
Deaggregation factor: 1.93
Unique aggregates announced (without unneeded subnets): 9834
Total ASes present in the Internet Routing Table: 2263
Prefixes per ASN: 7.19
Origin-only ASes present in the Internet Routing Table: 1945
Origin ASes announcing only one prefix: 855
Transit ASes present in the Internet Routing Table: 318
Transit-only ASes present in the Internet Routing Table: 60
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 18
Max AS path prepend of ASN ( 22978) 11
Prefixes from unregistered ASNs in the Routing Table: 15
Number of instances of unregistered ASNs: 15
Number of 32-bit ASNs allocated by the RIRs: 37083
Number of 32-bit ASNs visible in the Routing Table: 487
Prefixes from 32-bit ASNs in the Routing Table: 1524
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: 163589120
Equivalent to 9 /8s, 192 /16s and 44 /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: 1496
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4700
Total APNIC prefixes after maximum aggregation: 2331
APNIC Deaggregation factor: 2.02
Prefixes being announced from the APNIC address blocks: 4701
Unique aggregates announced from the APNIC address blocks: 2669
APNIC Region origin ASes present in the Internet Routing Table: 569
APNIC Prefixes per ASN: 8.26
APNIC Region origin ASes announcing only one prefix: 239
APNIC Region transit ASes present in the Internet Routing Table: 64
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: 46139648
Equivalent to 2 /8s, 192 /16s and 9 /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: 8339
Total ARIN prefixes after maximum aggregation: 4730
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 8347
Unique aggregates announced from the ARIN address blocks: 5460
ARIN Region origin ASes present in the Internet Routing Table: 1229
ARIN Prefixes per ASN: 6.79
ARIN Region origin ASes announcing only one prefix: 445
ARIN Region transit ASes present in the Internet Routing Table: 165
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: 163
Number of ARIN addresses announced to Internet: 96911360
Equivalent to 5 /8s, 198 /16s and 192 /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: 894
Total RIPE prefixes after maximum aggregation: 615
RIPE Deaggregation factor: 1.45
Prefixes being announced from the RIPE address blocks: 894
Unique aggregates announced from the RIPE address blocks: 622
RIPE Region origin ASes present in the Internet Routing Table: 200
RIPE Prefixes per ASN: 4.47
RIPE Region origin ASes announcing only one prefix: 96
RIPE Region transit ASes present in the Internet Routing Table: 37
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: 28
Number of RIPE addresses announced to Internet: 13852672
Equivalent to 0 /8s, 211 /16s and 96 /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: 1453
Total LACNIC prefixes after maximum aggregation: 579
LACNIC Deaggregation factor: 2.51
Prefixes being announced from the LACNIC address blocks: 1455
Unique aggregates announced from the LACNIC address blocks: 810
LACNIC Region origin ASes present in the Internet Routing Table: 173
LACNIC Prefixes per ASN: 8.41
LACNIC Region origin ASes announcing only one prefix: 68
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 72
Number of LACNIC addresses announced to Internet: 4186880
Equivalent to 0 /8s, 63 /16s and 227 /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: 859
Total AfriNIC prefixes after maximum aggregation: 161
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 859
Unique aggregates announced from the AfriNIC address blocks: 269
AfriNIC Region origin ASes present in the Internet Routing Table: 26
AfriNIC Prefixes per ASN: 33.04
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: 3.0
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: 2497536
Equivalent to 0 /8s, 38 /16s and 28 /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 434 214 25 CSTNET-AS-AP Computer Network Informati
1237 185 74 135 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 129 19 23 NKN-CORE-NW NKN Core Network, IN
4538 126 4192 72 ERX-CERNET-BKB China Education and Rese
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/TENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 241 51 7 NU-AS, US
376 228 180 153 RISQ-AS, CA
668 210 702 181 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
2152 158 507 88 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 119 329 88 AS270, US
23024 114 7 17 OCDE, US
2920 108 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 141 24 4 ISU Internet Services Unit ISU, SA
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
1653 52 151 49 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 16 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 178 207 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
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
4270 43 16 1 Red de Interconexion Universitaria, AR
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
2018 337 319 74 TENET-1, ZA
327687 133 28 3 RENU, UG
36914 100 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 39 16 1 MoRENet, MZ
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 13 8 1 TERNET, TZ
37501 11 49 6 UOFS, 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 608 2156 456 SINET-AS Research Organization of Infor
7497 434 214 25 CSTNET-AS-AP Computer Network Informati
2018 337 319 74 TENET-1, ZA
7896 241 51 7 NU-AS, US
376 228 180 153 RISQ-AS, CA
668 210 702 181 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
1237 185 74 135 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
1916 178 207 41 Associacao Rede Nacional de Ensino e Pe
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 434 409 CSTNET-AS-AP Computer Network Information Cente
2018 337 263 TENET-1, ZA
7896 241 234 NU-AS, US
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
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
327687 133 130 RENU, UG
55824 129 106 NKN-CORE-NW NKN Core Network, IN
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
65248 PRIVATE 134.171.169.0/24 11340 Red Universitaria Nacional,
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
14822 UNALLOCATED 140.163.70.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.128.0/17 10466 MAGPI, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
65105 PRIVATE 165.98.16.0/24 27750 Cooperacion Latino Americana
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
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: 11537 INTERNET2-RESEARCH-EDU, US
192.107.242.0/24 Origin: 394784 UNASSIGNED
192.107.242.0/24 Transit: 40831 PHS, US
205.166.145.0/24 Origin: 394784 UNASSIGNED
205.166.145.0/24 Transit: 40831 PHS, 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 /16:1520 /17:343 /18:384
/19:500 /20:786 /21:729 /22:1160 /23:1314 /24:9374
/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
8895 136 141 ISU Internet Services Unit ISU, SA
36914 87 100 KENET-AS, KE
23024 53 114 OCDE, US
327700 33 39 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
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 42 LONI, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 6:4 8:2 12:1 14:84 18:41
23:10 24:6 35:2 38:9 40:1 41:149
42:25 44:3 45:52 46:1 47:1 49:10
50:4 52:1 58:1 59:20 60:4 61:3
62:2 63:38 64:50 65:5 66:52 67:44
68:9 69:18 71:1 72:11 74:20 76:32
77:4 80:7 81:1 82:2 84:2 85:14
86:9 87:1 89:2 91:15 92:1 93:1
95:1 96:5 97:1 98:2 101:2 102:6
103:297 104:81 106:1 107:16 108:12 109:6
110:3 111:20 112:4 114:23 116:5 117:61
118:32 119:18 121:26 122:8 123:8 124:41
125:12 128:78 129:167 130:95 131:89 132:60
133:138 134:94 136:193 137:139 138:10 139:5
140:49 141:3 142:44 143:37 144:52 146:125
147:64 148:154 149:13 150:38 151:11 152:76
153:1 154:24 155:49 156:64 157:25 158:45
159:116 160:25 161:34 162:26 163:64 164:40
165:64 166:1 167:16 168:130 169:10 170:67
171:1 172:2 173:7 175:32 176:8 177:10
179:11 180:21 181:11 182:6 184:5 185:12
186:3 187:18 188:3 189:6 190:48 191:36
192:1073 193:76 194:54 195:53 196:175 197:5
198:515 199:271 200:255 201:39 202:625 203:426
204:358 205:182 206:188 207:172 208:62 209:122
210:185 211:14 212:132 213:2 214:7 216:80
217:1 218:26 219:8 220:16 222:4 223:2
End of report
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