[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Apr 14 21:05:35 UTC 2022
IPv4 R&E Routing Table Report 21:05 GMT Thu 14 Apr, 2022
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: 17376
Prefixes after maximum aggregation (per Origin AS): 10014
Deaggregation factor: 1.74
Unique aggregates announced (without unneeded subnets): 11117
Number of IPv4 prefixes with a valid ROA: 3877
Number of IPv4 prefixes with an invalid ROA: 72
Number of IPv4 prefixes with no ROA: 13427
Total ASes present in the Internet Routing Table: 2605
Prefixes per ASN: 6.67
Origin-only ASes present in the Internet Routing Table: 2236
Origin ASes announcing only one prefix: 1028
Transit ASes present in the Internet Routing Table: 369
Transit-only ASes present in the Internet Routing Table: 63
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 18
Max AS path prepend of ASN (211089) 11
Prefixes from unregistered ASNs in the Routing Table: 12
Number of instances of unregistered ASNs: 12
Number of 32-bit ASNs allocated by the RIRs: 39086
Number of 32-bit ASNs visible in the Routing Table: 582
Prefixes from 32-bit ASNs in the Routing Table: 1592
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: 199723008
Equivalent to 11 /8s, 231 /16s and 136 /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: 99.5
Total number of prefixes smaller than registry allocations: 1708
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4532
Total APNIC prefixes after maximum aggregation: 2216
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4538
Unique aggregates announced from the APNIC address blocks: 2537
APNIC Region origin ASes present in the Internet Routing Table: 535
APNIC Prefixes per ASN: 8.48
APNIC Region origin ASes announcing only one prefix: 229
APNIC Region transit ASes present in the Internet Routing Table: 65
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 201
Number of APNIC addresses announced to Internet: 45496832
Equivalent to 2 /8s, 182 /16s and 58 /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: 7066
Total ARIN prefixes after maximum aggregation: 4215
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 7082
Unique aggregates announced from the ARIN address blocks: 4735
ARIN Region origin ASes present in the Internet Routing Table: 1122
ARIN Prefixes per ASN: 6.31
ARIN Region origin ASes announcing only one prefix: 403
ARIN Region transit ASes present in the Internet Routing Table: 146
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 158
Number of ARIN addresses announced to Internet: 89417984
Equivalent to 5 /8s, 84 /16s and 105 /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: 3459
Total RIPE prefixes after maximum aggregation: 2812
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3451
Unique aggregates announced from the RIPE address blocks: 2789
RIPE Region origin ASes present in the Internet Routing Table: 662
RIPE Prefixes per ASN: 5.21
RIPE Region origin ASes announcing only one prefix: 304
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 57896192
Equivalent to 3 /8s, 115 /16s and 109 /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: 1412
Total LACNIC prefixes after maximum aggregation: 564
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1410
Unique aggregates announced from the LACNIC address blocks: 762
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 8.49
LACNIC Region origin ASes announcing only one prefix: 68
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: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 65
Number of LACNIC addresses announced to Internet: 4217856
Equivalent to 0 /8s, 64 /16s and 92 /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: 895
Total AfriNIC prefixes after maximum aggregation: 195
AfriNIC Deaggregation factor: 4.59
Prefixes being announced from the AfriNIC address blocks: 894
Unique aggregates announced from the AfriNIC address blocks: 293
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 18.24
AfriNIC Region origin ASes announcing only one prefix: 24
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: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2685952
Equivalent to 0 /8s, 40 /16s and 252 /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 578 2092 455 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
7575 347 330 126 AARNET-AS-AP Australian Academic and Re
1237 186 74 135 KREONET-AS-KR KISTI, KR
58647 167 18 2 KAGAWAU-AS Kagawa University, JP
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
55824 115 18 11 NKN-CORE-NW NKN Core Network, IN
24313 80 16 1 NSW-DET-AS NSW Department of Education,
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
1659 54 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
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
668 209 702 177 DNIC-AS-00668, US
376 202 178 151 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 152 507 90 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
2920 107 34 6 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3477 78 71 47 NOAA-NWAVE, 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
680 279 1967 245 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 138 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 66 647 61 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
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 157 208 45 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 60 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
4270 44 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
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 360 319 74 TENET-1, ZA
36914 205 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327687 38 28 3 RENU, UG
327700 36 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 18 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
37074 10 7 7 UG-AS, GH
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 578 2092 455 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
2018 360 319 74 TENET-1, ZA
7575 347 330 126 AARNET-AS-AP Australian Academic and Re
680 279 1967 245 DFN Verein zur Foerderung eines Deutsch
668 209 702 177 DNIC-AS-00668, US
36914 205 82 3 KENET-AS, KE
376 202 178 151 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
786 186 1774 183 JANET Jisc Services Limited, GB
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 432 408 CSTNET-AS-AP Computer Network Information Cente
2018 360 286 TENET-1, ZA
7575 347 221 AARNET-AS-AP Australian Academic and Research N
36914 205 202 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 167 165 KAGAWAU-AS Kagawa University, JP
8895 138 134 ISU Internet Services Unit ISU, SA
18558 135 131 NETBLK-RCOEK, US
1916 157 112 Rede Nacional de Ensino e Pesquisa, BR
55824 115 104 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
65000 PRIVATE 130.229.0.0/18 2837 SUNET-KI, SE
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
31766 UNALLOCATED 192.124.98.0/24 10430 WA-K20, US
65000 PRIVATE 194.14.96.0/24 2837 SUNET-KI, SE
14212 UNALLOCATED 198.189.240.0/24 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
14212 UNALLOCATED 205.155.0.0/19 2152 CSUNET-NW, US
14212 UNALLOCATED 205.155.240.0/20 2152 CSUNET-NW, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
207.207.96.0/19 Origin: 31766 UNASSIGNED
207.207.96.0/19 Transit: 10430 WA-K20, 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 /14:35 /15:121 /16:1946 /17:389 /18:427
/19:518 /20:818 /21:860 /22:1364 /23:1467 /24:9399
/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 192 205 KENET-AS, KE
8895 133 138 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 36 MoRENet, MZ
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
32440 29 44 LONI, US
31638 21 21 ASN-LEPIDA, IT
1968 20 31 UMASSP-DOM, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 5:15 6:4 8:2 12:1 14:85
18:42 23:7 24:3 31:6 35:4 37:6
38:9 41:125 42:9 44:5 45:33 46:6
47:1 49:10 50:1 52:1 59:11 60:4
61:3 62:6 63:4 64:28 66:15 67:43
68:8 69:19 70:2 72:8 74:17 76:33
77:7 78:3 79:10 80:17 81:28 82:5
83:6 84:6 85:39 86:4 87:1 88:1
89:10 91:43 93:23 94:4 95:5 96:5
97:1 98:2 101:6 102:13 103:288 104:75
107:1 108:3 109:10 110:4 111:16 113:1
114:23 116:7 117:61 118:19 119:23 121:27
122:8 124:39 125:3 128:114 129:40 130:94
131:80 132:55 133:140 134:98 136:196 137:219
138:21 139:15 140:51 141:1 142:40 143:31
144:23 145:2 146:125 147:31 148:191 149:12
150:41 151:6 152:71 153:88 154:26 155:51
156:67 157:36 158:42 159:116 160:25 161:18
162:16 163:67 164:18 165:55 166:1 167:16
168:117 169:9 170:50 171:1 172:2 173:4
175:31 176:8 177:12 179:9 180:21 182:8
184:4 185:33 186:3 187:19 188:13 189:5
190:33 191:33 192:1262 193:307 194:134 195:85
196:150 197:114 198:415 199:266 200:245 201:39
202:429 203:335 204:311 205:157 206:165 207:160
208:66 209:105 210:181 211:15 212:148 213:5
214:7 216:54 217:11 218:22 219:6 220:17
222:5 223:3
End of report
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