[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 30 21:12:51 UTC 2024


IPv4 R&E Routing Table Report   21:05 GMT Mon 30 Sep, 2024

  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:                               19761
    Prefixes after maximum aggregation (per Origin AS):            9647
    Deaggregation factor:                                          2.05
    Unique aggregates announced (without unneeded subnets):        1129
    Number of IPv4 prefixes with a valid ROA:                      7191
    Number of IPv4 prefixes with an invalid ROA:                     11
    Number of IPv4 prefixes with no ROA:                          12559
Total ASes present in the Internet Routing Table:                  2782
    Prefixes per ASN:                                              7.10
Origin-only ASes present in the Internet Routing Table:            2417
Origin ASes announcing only one prefix:                            1073
Transit ASes present in the Internet Routing Table:                 365
Transit-only ASes present in the Internet Routing Table:             60
Paths with bogon ASNs present in the IPv4 Routing Table:             59
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:                 2
    Number of instances of unregistered ASNs:                         2
Number of 32-bit ASNs allocated by the RIRs:                      45458
Number of 32-bit ASNs visible in the Routing Table:                 686
Prefixes from 32-bit ASNs in the Routing Table:                    1934
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:              6
Number of addresses announced to Internet:                     27159808
    Equivalent to 1 /8s, 158 /16s and 109 /24s
    Percentage of available address space announced:                0.7
    Percentage of allocated address space announced:                0.7
    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:        1876

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

Prefixes being announced by APNIC Region ASes:                     4980
    Total APNIC prefixes after maximum aggregation:                2197
    APNIC Deaggregation factor:                                    2.27
Prefixes being announced from the APNIC address blocks:            4976
    Unique aggregates announced from the APNIC address blocks:       64
APNIC Region origin ASes present in the Internet Routing Table:     581
    APNIC Prefixes per ASN:                                        8.56
APNIC Region origin ASes announcing only one prefix:                242
APNIC Region transit ASes present in the Internet Routing Table:     59
Average APNIC Region AS path length visible:                        3.6
    Max APNIC Region AS path length visible:                         11
Number of APNIC region 32-bit ASNs visible in the Routing Table:    229
Number of APNIC addresses announced to Internet:                4337664
    Equivalent to 0 /8s, 66 /16s and 48 /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, 131072-153913
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:                      8628
    Total ARIN prefixes after maximum aggregation:                 4702
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:             8638
    Unique aggregates announced from the ARIN address blocks:       536
ARIN Region origin ASes present in the Internet Routing Table:     1275
    ARIN Prefixes per ASN:                                         6.77
ARIN Region origin ASes announcing only one prefix:                 451
ARIN Region transit ASes present in the Internet Routing Table:     155
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     213
Number of ARIN addresses announced to Internet:             -1054401280
    Equivalent to 193 /8s, 39 /16s and 29 /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, 393216-402332
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:                      3550
    Total RIPE prefixes after maximum aggregation:                 2082
    RIPE Deaggregation factor:                                     1.71
Prefixes being announced from the RIPE address blocks:             3542
    Unique aggregates announced from the RIPE address blocks:       496
RIPE Region origin ASes present in the Internet Routing Table:      661
    RIPE Prefixes per ASN:                                         5.36
RIPE Region origin ASes announcing only one prefix:                 295
RIPE Region transit ASes present in the Internet Routing Table:     103
Average RIPE Region AS path length visible:                         3.8
    Max RIPE Region AS path length visible:                          13
Number of RIPE region 32-bit ASNs visible in the Routing Table:     152
Number of RIPE addresses announced to Internet:                 3207168
    Equivalent to 0 /8s, 48 /16s and 240 /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
                       196608-216475
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:                    1434
    Total LACNIC prefixes after maximum aggregation:                511
    LACNIC Deaggregation factor:                                   2.81
Prefixes being announced from the LACNIC address blocks:           1433
    Unique aggregates announced from the LACNIC address blocks:      18
LACNIC Region origin ASes present in the Internet Routing Table:    153
    LACNIC Prefixes per ASN:                                       9.37
LACNIC Region origin ASes announcing only one prefix:                53
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:                        14
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    63
Number of LACNIC addresses announced to Internet:                  8960
    Equivalent to 0 /8s, 0 /16s and 35 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   1167
    Total AfriNIC prefixes after maximum aggregation:               153
    AfriNIC Deaggregation factor:                                  7.63
Prefixes being announced from the AfriNIC address blocks:          1166
    Unique aggregates announced from the AfriNIC address blocks:     15
AfriNIC Region origin ASes present in the Internet Routing Table:    50
    AfriNIC Prefixes per ASN:                                     23.32
AfriNIC Region origin ASes announcing only one prefix:               32
AfriNIC Region transit ASes present in the Internet Routing Table:   10
Average AfriNIC Region AS path length visible:                      3.9
    Max AfriNIC Region AS path length visible:                       19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   29
Number of AfriNIC addresses announced to Internet:           1074007296
    Equivalent to 64 /8s, 4 /16s and 13 /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         588      524400     326  SINET-AS Research Organization of Inform
  7497         451      262274      31  CSTNET-AS-AP Computer Network Informatio
  7575         331         15      83  AARNET-AS-AP Australian Academic and Rese
  1237         191      524338     170  KREONET-AS-KR KISTI, KR
 58647         180         18       2  KAGAWAU-AS Kagawa University, JP
 55824         133      524306      12  NKN-CORE-NW NKN Core Network, IN
  4538         129       4189      73  ERX-CERNET-BKB China Education and Resear
  4762          75          4       1  MAHIDOL-BORDER-AS Mahidol University, Tha
 24313          70         16       1  NSW-DET-AS NSW Department of Education, A
  4621          68      524322      15  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         511      786717      65  CENIC-2152, US
  2920         229         38      56  LACOE, US
   668         205      524573      99  DNIC-AS-00668, US
   376         200      524442     160  RISQ-AS, CA
  5786         197         16       1  UPRENET, PR
 18558         141         18       5  NETBLK-RCOEK, US
    81         133      524788      32  NCREN, US
 23024          95      262148      17  OCDE, US
 21976          87      262192      20  NJEDGE-NET, US
   237          85      786803      27  MERIT-AS-14, 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         282        140      36  DFN Verein zur Foerderung eines Deutschen
   786         185      786928      43  JANET Jisc Services Limited, GB
  8895         135      262168       5  ISU Internet Services Unit ISU, SA
   559         114      262649      34  SWITCH Peering requests: peering at switch.
  1103          97      787339      51  SURFNET-NL SURFnet, The Netherlands, NL
  2614          92      262164      19  ROEDUNET, RO
   137          82      262738      38  ASGARR Consortium GARR, IT
  1930          79      262165       5  RCCN Fundacao para a Ciencia e a Tecnolo
   553          78      524737      78  BELWUE BelWue-Koordination, DE
  3267          77      262163      40  NIKS, 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         211      262303      49  Rede Nacional de Ensino e Pesquisa, BR
 28391         154      262149      28  Universidad Juarez Autonoma de Tabasco, 
 11340         109      262146       8  Red Universitaria Nacional, CL
271640          66      786432      66  UNIVERSIDADE FEDERAL DE VICOSA, BR
 61468          51      262144       4  CEDIA, EC
  2715          49      262243      35  Fundacao Carlos Chagas Filho de Amparo a
 19611          48         16      13  Associacao Antonio Vieira - Unisinos, BR
  4270          46         16       1  Red de Interconexion Universitaria, AR
 28614          38          2       2  Fundacao Universidade Regional de Blumena
  3596          37      262150       3  Universidad Autonoma Metropolitana, MX

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
 36914         526         82       3  KENET-AS, KE
  2018         383      262449      73  TENET-1, ZA
327700          48         16       1  MoRENet, MZ
  8094          47      262150       4  PUKNET, ZA
 37215          33          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37074          15          8       2  UG-AS, GH
 37661          12      262148       2  NRaE1-AS, NG
 37501          11         49       6  UOFS, ZA
 36982           8      262160       3  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         588      524400     326  SINET-AS Research Organization of Inform
 36914         526         82       3  KENET-AS, KE
  2152         511      786717      65  CENIC-2152, US
  7497         451      262274      31  CSTNET-AS-AP Computer Network Informatio
  2018         383      262449      73  TENET-1, ZA
  7575         331         15      83  AARNET-AS-AP Australian Academic and Rese
   680         282        140      36  DFN Verein zur Foerderung eines Deutschen
  2920         229         38      56  LACOE, US
  1916         211      262303      49  Rede Nacional de Ensino e Pesquisa, BR
   668         205      524573      99  DNIC-AS-00668, US

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
 36914         526          523  KENET-AS, KE
  2152         511          446  CENIC-2152, US
  7497         451          420  CSTNET-AS-AP Computer Network Information Cente
  2018         383          310  TENET-1, ZA
  7575         331          248  AARNET-AS-AP Australian Academic and Research N
   680         282          246  DFN Verein zur Foerderung eines Deutschen Forsc
  5786         197          196  UPRENET, PR
 58647         180          178  KAGAWAU-AS Kagawa University, JP
  2920         229          173  LACOE, US
  1916         211          162  Rede Nacional de Ensino e Pesquisa, BR

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
     26971  UNALLOCATED  129.111.0.0/16             276  OTS-AS-276, US
     65000  PRIVATE      130.229.0.0/18            2837  SUNET-KI, SE

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

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

Unassigned Network     ASN Information  AS Name
164.160.192.0/2      Origin:     37661  NRaE1-AS, NG
164.160.192.0/2     Transit:     37288  WACREN, SN
202.14.117.0/24      Origin:     17827  STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24     Transit:      4621  UNINET-AS-AP UNINET-, TH
202.46.0.0/20        Origin:    147171  IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20       Transit:     64302  IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20      Origin:    147171  IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20     Transit:     64302  IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24      Origin:    147171  IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24     Transit:     64302  IDNIC-IDREN-AS-ID IDREN - Indonesia Rese

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:390      /2:5022     /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:1       /10:1       /11:2       /12:10      
/13:18      /14:33      /15:119     /16:1988    /17:318     /18:333     
/19:426     /20:621     /21:638     /22:1024    /23:1107    /24:7710    
/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         365         526  KENET-AS, KE
  8895          87         135  ISU Internet Services Unit ISU, SA
327700          42          48  MoRENet, MZ
  3267          35          77  NIKS, RU
 32440          35          64  LONI, US
 23024          34          95  OCDE, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, US
 25977          30          44  HCCS, US
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US

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        14:92     
  23:7        24:3        31:1        35:7        37:8        38:10     
  40:1        41:249      42:10       44:5        45:50       46:4      
  47:1        49:11       50:5        52:1        58:1        59:19     
  60:6        61:3        62:7        63:37       64:45       65:4      
  66:55       67:43       68:12       69:18       70:2        71:1      
  72:7        74:51       76:43       77:10       78:3        79:10     
  80:12       81:25       82:6        83:7        84:6        85:45     
  86:5        87:1        89:11       91:41       92:2        93:13     
  94:2        95:2        96:5        97:1        98:2       102:3      
 103:210     104:46      107:2       108:8       109:1       111:16     
 113:2       114:24      116:9       117:61      118:1       119:25     
 121:24      123:8       124:42      125:5       128:45      129:21     
 130:54      131:37      132:26      133:154     134:93      136:86     
 137:115     138:65      139:7       140:14      141:2       142:46     
 143:15      144:26      146:122     147:35      148:84      149:7      
 150:23      151:7       152:137     153:14      154:39      155:52     
 156:132     157:26      158:19      159:48      160:25      161:12     
 162:16      163:35      164:9       165:6       166:1       167:21     
 168:62      169:3       170:52      171:1       172:1       173:5      
 175:11      177:4       179:7       180:16      182:8       185:29     
 186:2       187:17      188:10      189:3       190:16      191:13     
 192:967     193:197     194:104     195:53      196:148     197:178    
 198:277     199:167     200:200     201:34      202:542     203:245    
 204:229     205:80      206:124     207:204     208:38      209:113    
 210:148     211:2       212:87      213:5       214:8       216:48     
 217:4       218:3       219:2       220:13      223:15     

End of report


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