[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Wed Apr 19 21:05:47 UTC 2023
IPv4 R&E Routing Table Report 21:05 GMT Wed 19 Apr, 2023
IPv4 BGP Table (R&E) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/
Analysis Summary
----------------
BGP routing table entries examined: 18007
Prefixes after maximum aggregation (per Origin AS): 10165
Deaggregation factor: 1.77
Unique aggregates announced (without unneeded subnets): 11308
Number of IPv4 prefixes with a valid ROA: 4504
Number of IPv4 prefixes with an invalid ROA: 16
Number of IPv4 prefixes with no ROA: 13487
Total ASes present in the Internet Routing Table: 2594
Prefixes per ASN: 6.94
Origin-only ASes present in the Internet Routing Table: 2240
Origin ASes announcing only one prefix: 997
Transit ASes present in the Internet Routing Table: 354
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 60
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 41679
Number of 32-bit ASNs visible in the Routing Table: 588
Prefixes from 32-bit ASNs in the Routing Table: 1699
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1
Number of addresses announced to Internet: 199420672
Equivalent to 11 /8s, 226 /16s and 235 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 1763
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4736
Total APNIC prefixes after maximum aggregation: 2284
APNIC Deaggregation factor: 2.07
Prefixes being announced from the APNIC address blocks: 4738
Unique aggregates announced from the APNIC address blocks: 2639
APNIC Region origin ASes present in the Internet Routing Table: 538
APNIC Prefixes per ASN: 8.81
APNIC Region origin ASes announcing only one prefix: 229
APNIC Region transit ASes present in the Internet Routing Table: 59
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 200
Number of APNIC addresses announced to Internet: 45496576
Equivalent to 2 /8s, 182 /16s and 57 /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: 7491
Total ARIN prefixes after maximum aggregation: 4343
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 7507
Unique aggregates announced from the ARIN address blocks: 4836
ARIN Region origin ASes present in the Internet Routing Table: 1141
ARIN Prefixes per ASN: 6.58
ARIN Region origin ASes announcing only one prefix: 399
ARIN Region transit ASes present in the Internet Routing Table: 149
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 177
Number of ARIN addresses announced to Internet: 89488384
Equivalent to 5 /8s, 85 /16s and 124 /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: 3390
Total RIPE prefixes after maximum aggregation: 2815
RIPE Deaggregation factor: 1.20
Prefixes being announced from the RIPE address blocks: 3379
Unique aggregates announced from the RIPE address blocks: 2841
RIPE Region origin ASes present in the Internet Routing Table: 660
RIPE Prefixes per ASN: 5.12
RIPE Region origin ASes announcing only one prefix: 296
RIPE Region transit ASes present in the Internet Routing Table: 98
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 135
Number of RIPE addresses announced to Internet: 57710848
Equivalent to 3 /8s, 112 /16s and 153 /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: 1470
Total LACNIC prefixes after maximum aggregation: 560
LACNIC Deaggregation factor: 2.62
Prefixes being announced from the LACNIC address blocks: 1467
Unique aggregates announced from the LACNIC address blocks: 781
LACNIC Region origin ASes present in the Internet Routing Table: 156
LACNIC Prefixes per ASN: 9.40
LACNIC Region origin ASes announcing only one prefix: 57
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 62
Number of LACNIC addresses announced to Internet: 4142592
Equivalent to 0 /8s, 63 /16s and 54 /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: 916
Total AfriNIC prefixes after maximum aggregation: 159
AfriNIC Deaggregation factor: 5.76
Prefixes being announced from the AfriNIC address blocks: 915
Unique aggregates announced from the AfriNIC address blocks: 210
AfriNIC Region origin ASes present in the Internet Routing Table: 36
AfriNIC Prefixes per ASN: 25.42
AfriNIC Region origin ASes announcing only one prefix: 16
AfriNIC Region transit ASes present in the Internet Routing Table: 9
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 14
Number of AfriNIC addresses announced to Internet: 2581760
Equivalent to 0 /8s, 39 /16s and 101 /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 596 2155 466 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
7575 346 330 125 AARNET-AS-AP Australian Academic and Re
1237 189 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 119 18 12 NKN-CORE-NW NKN Core Network, IN
24313 83 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 64 6 45 UNINET-AS-AP UNINET-, TH
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 242 507 93 CSUNET-NW, US
668 216 636 179 DNIC-AS-00668, US
5786 199 16 1 UPRENET, PR
376 198 178 148 RISQ-AS, CA
18558 134 18 4 NETBLK-RCOEK, US
81 129 521 32 NCREN, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
559 112 533 104 SWITCH Peering requests: peering at switch
1103 95 1518 84 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
3267 56 63 41 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 223 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 103 24 47 Red Universitaria Nacional, CL
1251 60 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
4270 45 16 1 Red de Interconexion Universitaria, AR
61468 42 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28571 37 40 18 UNIVERSIDADE DE SAO PAULO, BR
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 381 319 72 TENET-1, ZA
36914 252 82 3 KENET-AS, KE
327687 61 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 34 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 596 2155 466 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 381 319 72 TENET-1, ZA
7575 346 330 125 AARNET-AS-AP Australian Academic and Re
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
36914 252 82 3 KENET-AS, KE
2152 242 507 93 CSUNET-NW, US
1916 223 208 43 Rede Nacional de Ensino e Pesquisa, BR
668 216 636 179 DNIC-AS-00668, US
5786 199 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 381 309 TENET-1, ZA
36914 252 249 KENET-AS, KE
7575 346 221 AARNET-AS-AP Australian Academic and Research N
5786 199 198 UPRENET, PR
1916 223 180 Rede Nacional de Ensino e Pesquisa, BR
58647 178 176 KAGAWAU-AS Kagawa University, JP
2152 242 149 CSUNET-NW, US
18558 134 130 NETBLK-RCOEK, US
55824 119 107 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
18838 UNALLOCATED 168.8.240.0/20 3480 PEACHNET-AS3480, US
18838 UNALLOCATED 168.9.0.0/20 3480 PEACHNET-AS3480, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/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
/13:18 /14:33 /15:121 /16:1933 /17:404 /18:434
/19:526 /20:829 /21:861 /22:1376 /23:1526 /24:9932
/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 239 252 KENET-AS, KE
23024 52 113 OCDE, US
32440 37 59 LONI, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 55 SEAP-AGE, ES
25977 30 44 HCCS, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
40326 29 33 ECKERD-COLLEGE, US
263282 29 34 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 6:4 8:2 12:1 14:89
23:6 24:3 31:7 35:6 38:9 41:110
42:10 44:5 45:38 46:5 47:1 49:6
50:1 52:1 58:1 59:11 60:4 61:3
62:11 63:33 64:32 65:1 66:14 67:41
68:8 69:19 70:2 72:7 74:49 76:41
77:9 78:3 79:10 80:17 81:27 82:7
83:6 84:9 85:41 86:5 87:1 89:10
91:40 92:2 93:4 94:4 95:2 96:5
97:2 98:2 101:6 102:9 103:271 104:77
108:4 109:9 110:2 111:16 113:1 114:23
116:6 117:61 118:19 119:21 121:28 122:8
123:8 124:39 125:4 128:112 129:38 130:88
131:55 132:55 133:157 134:102 136:200 137:226
138:19 139:16 140:51 141:1 142:38 143:29
144:23 145:2 146:129 147:30 148:192 149:12
150:131 151:10 152:144 153:91 154:31 155:55
156:67 157:34 158:36 159:115 160:27 161:18
162:26 163:77 164:10 165:51 166:1 167:16
168:123 169:8 170:57 171:1 172:3 173:6
175:31 176:8 177:9 179:10 180:15 181:1
182:3 184:3 185:40 186:3 187:18 188:13
189:3 190:18 191:36 192:1282 193:304 194:137
195:83 196:167 197:153 198:458 199:258 200:309
201:38 202:581 203:398 204:343 205:129 206:177
207:180 208:63 209:126 210:185 211:17 212:42
213:5 214:8 216:85 217:10 218:22 219:6
220:17 222:5 223:4
End of report
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