[REN-BGP-stats-all] Global R&E Routing Table Report - AARNET (Brisbane) view

REN Routing Table Report cscora at frr.nsrc.org
Sun Nov 28 21:05:28 UTC 2021


Global R&E Routing Table Report   21:05 GMT Sun 28 Nov, 2021

  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:                               17460
    Prefixes after maximum aggregation (per Origin AS):            9993
    Deaggregation factor:                                          1.75
    Unique aggregates announced (without unneeded subnets):       11123
Total ASes present in the Internet Routing Table:                  2624
    Prefixes per ASN:                                              6.65
Origin-only ASes present in the Internet Routing Table:            2260
Origin ASes announcing only one prefix:                            1028
Transit ASes present in the Internet Routing Table:                 364
Transit-only ASes present in the Internet Routing Table:             52
Average AS path length visible in the Internet Routing Table:       3.9
    Max AS path length visible:                                      14
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:               293
    Number of instances of unregistered ASNs:                       293
Number of 32-bit ASNs allocated by the RIRs:                      37931
Number of 32-bit ASNs visible in the Routing Table:                 559
Prefixes from 32-bit ASNs in the Routing Table:                    1658
Number of bogon 32-bit ASNs visible in the Routing Table:             2
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:              2
Number of addresses announced to Internet:                    199993088
    Equivalent to 11 /8s, 235 /16s and 167 /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:        1814

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4228
    Total APNIC prefixes after maximum aggregation:                2140
    APNIC Deaggregation factor:                                    1.98
Prefixes being announced from the APNIC address blocks:            4519
    Unique aggregates announced from the APNIC address blocks:     2548
APNIC Region origin ASes present in the Internet Routing Table:     512
    APNIC Prefixes per ASN:                                        8.83
APNIC Region origin ASes announcing only one prefix:                225
APNIC Region transit ASes present in the Internet Routing Table:     59
Average APNIC Region AS path length visible:                        3.8
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    180
Number of APNIC addresses announced to Internet:               45574400
    Equivalent to 2 /8s, 183 /16s and 105 /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:                      7114
    Total ARIN prefixes after maximum aggregation:                 4230
    ARIN Deaggregation factor:                                     1.68
Prefixes being announced from the ARIN address blocks:             7121
    Unique aggregates announced from the ARIN address blocks:      4701
ARIN Region origin ASes present in the Internet Routing Table:     1111
    ARIN Prefixes per ASN:                                         6.41
ARIN Region origin ASes announcing only one prefix:                 392
ARIN Region transit ASes present in the Internet Routing Table:     149
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     146
Number of ARIN addresses announced to Internet:                89488640
    Equivalent to 5 /8s, 85 /16s and 125 /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:                      3364
    Total RIPE prefixes after maximum aggregation:                 2741
    RIPE Deaggregation factor:                                     1.23
Prefixes being announced from the RIPE address blocks:             3356
    Unique aggregates announced from the RIPE address blocks:      2752
RIPE Region origin ASes present in the Internet Routing Table:      663
    RIPE Prefixes per ASN:                                         5.06
RIPE Region origin ASes announcing only one prefix:                 319
RIPE Region transit ASes present in the Internet Routing Table:     104
Average RIPE Region AS path length visible:                         3.8
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     130
Number of RIPE addresses announced to Internet:                58132480
    Equivalent to 3 /8s, 119 /16s and 8 /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:                    1459
    Total LACNIC prefixes after maximum aggregation:                593
    LACNIC Deaggregation factor:                                   2.46
Prefixes being announced from the LACNIC address blocks:           1460
    Unique aggregates announced from the LACNIC address blocks:     824
LACNIC Region origin ASes present in the Internet Routing Table:    177
    LACNIC Prefixes per ASN:                                       8.25
LACNIC Region origin ASes announcing only one prefix:                70
LACNIC Region transit ASes present in the Internet Routing Table:    25
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:    77
Number of LACNIC addresses announced to Internet:               4056832
    Equivalent to 0 /8s, 61 /16s and 231 /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:                   1002
    Total AfriNIC prefixes after maximum aggregation:               190
    AfriNIC Deaggregation factor:                                  5.27
Prefixes being announced from the AfriNIC address blocks:          1002
    Unique aggregates announced from the AfriNIC address blocks:    296
AfriNIC Region origin ASes present in the Internet Routing Table:    51
    AfriNIC Prefixes per ASN:                                     19.65
AfriNIC Region origin ASes announcing only one prefix:               22
AfriNIC Region transit ASes present in the Internet Routing Table:   12
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   26
Number of AfriNIC addresses announced to Internet:              2740224
    Equivalent to 0 /8s, 41 /16s and 208 /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         611       2157     457  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  1237         185         74     135  KREONET-AS-KR KISTI, KR
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         127       4192      72  ERX-CERNET-BKB China Education and Rese
 24313          80         16       1  NSW-DET-AS NSW Department of Education,
  7575          64         40      44  AARNET-AS-AP Australian Academic and Re
 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         212        702     180  DNIC-AS-00668, US
   376         204        178     153  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
  2152         155        507      86  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
  2920         109         34       6  LACOE, US
 21976          85         51      18  NJEDGE-NET, US
  1736          80         16       1  MU-AS, US
     3          76        496      15  MIT-GATEWAYS, US
  3477          72         71      42  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         278       1998     238  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         142         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          97       1520      84  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          67        647      61  FR-RENATER Reseau National de telecommu
  2614          59         33      57  ROEDUNET, RO
  1930          57         81      52  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         176        207      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          95         24      54  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          45         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/AARNET-Brisbane/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         347        319      73  TENET-1, ZA
 36914         187         82       3  KENET-AS, KE
327687         125         28       3  RENU, UG
  2561          73          5      32  EUN, EG
  8094          50         48       4  PUKNET, ZA
327700          44         16       1  MoRENet, MZ
 37215          34          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37182          12          8       1  TERNET, TZ
 37074          11          8       2  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         611       2157     457  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  2018         347        319      73  TENET-1, ZA
 64623         318         16       1  >>UNKNOWN<<
   680         278       1998     238  DFN Verein zur Foerderung eines Deutsch
   668         212        702     180  DNIC-AS-00668, US
   376         204        178     153  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
 36914         187         82       3  KENET-AS, KE
   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
 64623         318          317  UNASSIGNED
  2018         347          274  TENET-1, ZA
  5786         195          194  UPRENET, PR
 36914         187          184  KENET-AS, KE
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  8895         142          138  ISU Internet Services Unit ISU, SA
  1916         176          135  Associacao Rede Nacional de Ensino e Pesquisa, 
 18558         136          132  NETBLK-RCOEK, US
327687         125          122  RENU, UG

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
     64611  PRIVATE      103.36.12.0/24            7575  AARNET-AS-AP Australian Acad
     64789  PRIVATE      103.68.92.0/24            7575  AARNET-AS-AP Australian Acad
     64607  PRIVATE      103.84.224.0/24           7575  AARNET-AS-AP Australian Acad
     64686  PRIVATE      103.105.112.0/24          7575  AARNET-AS-AP Australian Acad
     64756  PRIVATE      103.239.212.0/24          7575  AARNET-AS-AP Australian Acad
     64600  PRIVATE      129.96.0.0/16             7575  AARNET-AS-AP Australian Acad
     64607  PRIVATE      130.56.0.0/16             7575  AARNET-AS-AP Australian Acad
     64607  PRIVATE      130.56.3.0/24             7575  AARNET-AS-AP Australian Acad
     65522  PRIVATE      130.56.240.0/21           7575  AARNET-AS-AP Australian Acad
     65522  PRIVATE      130.56.248.0/21           7575  AARNET-AS-AP Australian Acad

Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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/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      /15:122     /16:1943    /17:378     /18:428     
/19:527     /20:844     /21:877     /22:1351    /23:1444    /24:9479    
/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         173         187  KENET-AS, KE
  8895         137         142  ISU Internet Services Unit ISU, SA
 23024          53          56  OCDE, US
327700          38          44  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
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
200521          29          48  SEAP-AGE, ES
 32440          28          43  LONI, US

Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:5         5:15        6:4         8:2        12:1        14:84     
  18:42       23:7        24:3        31:6        37:6        38:9      
  41:138      42:8        44:5        45:60       46:6        47:1      
  49:10       50:1        52:1        59:11       60:4        61:3      
  62:5        63:33       64:27       66:34       67:43       68:8      
  69:21       72:12       74:19       76:31       77:6        78:3      
  79:10       80:17       81:27       82:5        83:7        84:6      
  85:33       86:9        87:1        88:1        89:10       91:46     
  92:1        93:19       94:4        95:5        96:5        97:1      
  98:2       101:6       102:16      103:242     104:12      106:1      
 107:1       108:5       109:9       110:3       111:16      112:4      
 113:1       114:23      116:5       117:61      118:19      119:21     
 121:26      122:8       124:39      125:3       128:103     129:36     
 130:94      131:84      132:58      133:138     134:104     136:189    
 137:271     138:21      139:14      140:50      141:2       142:40     
 143:35      144:25      145:1       146:123     147:34      148:159    
 149:13      150:40      151:6       152:71      153:86      154:24     
 155:51      156:68      157:25      158:42      159:117     160:25     
 161:17      162:26      163:65      164:45      165:54      166:1      
 167:16      168:147     169:9       170:50      171:1       172:2      
 173:1       175:31      176:8       177:10      178:1       179:12     
 180:21      181:2       182:8       184:4       185:38      186:3      
 187:18      188:13      189:3       190:46      191:36      192:1259   
 193:253     194:133     195:92      196:175     197:109     198:428    
 199:259     200:251     201:39      202:428     203:327     204:311    
 205:162     206:177     207:169     208:55      209:106     210:184    
 211:14      212:169     213:4       214:7       216:56      217:14     
 218:25      219:8       220:17      222:5       223:2      

End of report


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