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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 15 21:13:47 UTC 2024


IPv4 R&E Routing Table Report   21:05 GMT Fri 15 Nov, 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:                               19723
    Prefixes after maximum aggregation (per Origin AS):            9642
    Deaggregation factor:                                          2.05
    Unique aggregates announced (without unneeded subnets):        1133
    Number of IPv4 prefixes with a valid ROA:                      7543
    Number of IPv4 prefixes with an invalid ROA:                     11
    Number of IPv4 prefixes with no ROA:                          12169
Total ASes present in the Internet Routing Table:                  2773
    Prefixes per ASN:                                              7.11
Origin-only ASes present in the Internet Routing Table:            2399
Origin ASes announcing only one prefix:                            1070
Transit ASes present in the Internet Routing Table:                 374
Transit-only ASes present in the Internet Routing Table:             67
Paths with bogon ASNs present in the IPv4 Routing Table:             28
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      20
    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:                      45849
Number of 32-bit ASNs visible in the Routing Table:                 669
Prefixes from 32-bit ASNs in the Routing Table:                    1846
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:                     27108864
    Equivalent to 1 /8s, 157 /16s and 166 /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:        1859

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

Prefixes being announced by APNIC Region ASes:                     4920
    Total APNIC prefixes after maximum aggregation:                2162
    APNIC Deaggregation factor:                                    2.28
Prefixes being announced from the APNIC address blocks:            4916
    Unique aggregates announced from the APNIC address blocks:       60
APNIC Region origin ASes present in the Internet Routing Table:     553
    APNIC Prefixes per ASN:                                        8.89
APNIC Region origin ASes announcing only one prefix:                233
APNIC Region transit ASes present in the Internet Routing Table:     58
Average APNIC Region AS path length visible:                        3.5
    Max APNIC Region AS path length visible:                         11
Number of APNIC region 32-bit ASNs visible in the Routing Table:    207
Number of APNIC addresses announced to Internet:                4205824
    Equivalent to 0 /8s, 64 /16s and 45 /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:                      8674
    Total ARIN prefixes after maximum aggregation:                 4749
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:             8684
    Unique aggregates announced from the ARIN address blocks:       541
ARIN Region origin ASes present in the Internet Routing Table:     1278
    ARIN Prefixes per ASN:                                         6.79
ARIN Region origin ASes announcing only one prefix:                 452
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:             -1054352640
    Equivalent to 193 /8s, 39 /16s and 219 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                      3549
    Total RIPE prefixes after maximum aggregation:                 2069
    RIPE Deaggregation factor:                                     1.72
Prefixes being announced from the RIPE address blocks:             3541
    Unique aggregates announced from the RIPE address blocks:       498
RIPE Region origin ASes present in the Internet Routing Table:      666
    RIPE Prefixes per ASN:                                         5.32
RIPE Region origin ASes announcing only one prefix:                 299
RIPE Region transit ASes present in the Internet Routing Table:     106
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:     156
Number of RIPE addresses announced to Internet:                 3237376
    Equivalent to 0 /8s, 49 /16s and 102 /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,
                        53/8,  57/8,  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:                    1450
    Total LACNIC prefixes after maximum aggregation:                515
    LACNIC Deaggregation factor:                                   2.82
Prefixes being announced from the LACNIC address blocks:           1449
    Unique aggregates announced from the LACNIC address blocks:      18
LACNIC Region origin ASes present in the Internet Routing Table:    156
    LACNIC Prefixes per ASN:                                       9.29
LACNIC Region origin ASes announcing only one prefix:                54
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:    64
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:                   1128
    Total AfriNIC prefixes after maximum aggregation:               145
    AfriNIC Deaggregation factor:                                  7.78
Prefixes being announced from the AfriNIC address blocks:          1127
    Unique aggregates announced from the AfriNIC address blocks:     16
AfriNIC Region origin ASes present in the Internet Routing Table:    51
    AfriNIC Prefixes per ASN:                                     22.10
AfriNIC Region origin ASes announcing only one prefix:               32
AfriNIC Region transit ASes present in the Internet Routing Table:   11
Average AfriNIC Region AS path length visible:                      4.0
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   29
Number of AfriNIC addresses announced to Internet:           1074009344
    Equivalent to 64 /8s, 4 /16s and 21 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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         590      524400     326  SINET-AS Research Organization of Inform
  7497         447      262242      30  CSTNET-AS-AP Computer Network Informatio
  7575         332         15      84  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
  4538         138       4189      73  ERX-CERNET-BKB China Education and Resear
 55824         131      524306      11  NKN-CORE-NW NKN Core Network, IN
  4762          75          4       1  MAHIDOL-BORDER-AS Mahidol University, Tha
 24313          70         16       1  NSW-DET-AS NSW Department of Education, A
  4621          69      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         201      786586     161  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
 18558         141         18       5  NETBLK-RCOEK, US
    81         134      524804      33  NCREN, US
 23024          95      262148      17  OCDE, US
 21976          91      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         281        140      36  DFN Verein zur Foerderung eines Deutschen
   786         186      786928      43  JANET Jisc Services Limited, GB
  8895         132      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          93      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          76      262163      39  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         217      262301      49  Rede Nacional de Ensino e Pesquisa, BR
 28391         154      262149      28  Universidad Juarez Autonoma de Tabasco, 
 11340         110      262146       8  Red Universitaria Nacional, CL
271640          66      786432      66  UNIVERSIDADE FEDERAL DE VICOSA, BR
 61468          52      262144       4  CEDIA, EC
  2715          49      262243      35  Fundacao Carlos Chagas Filho de Amparo a
  4270          48         16       2  Red de Interconexion Universitaria, AR
 19611          48         16      13  Associacao Antonio Vieira - Unisinos, BR
 28614          38          2       2  Fundacao Universidade Regional de Blumena
  1251          37      524316      27  FUNDACAO DE AMPARO A PESQUISA DO ESTADO 

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         544         82       3  KENET-AS, KE
  2018         380      262449      73  TENET-1, ZA
  8094          47      262150       4  PUKNET, ZA
 37215          33          8       1  MAREN, MW
 37074          15          8       2  UG-AS, GH
327700          15         16       1  MoRENet, MZ
 37661          12      262148       2  NRaE1-AS, NG
 37501          11         49       6  UOFS, ZA
 36982           8      262160       3  UCT, ZA
 37654           6          0       5  RwEdNet-AS, RW

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         590      524400     326  SINET-AS Research Organization of Inform
 36914         544         82       3  KENET-AS, KE
  2152         511      786717      65  CENIC-2152, US
  7497         447      262242      30  CSTNET-AS-AP Computer Network Informatio
  2018         380      262449      73  TENET-1, ZA
  7575         332         15      84  AARNET-AS-AP Australian Academic and Rese
   680         281        140      36  DFN Verein zur Foerderung eines Deutschen
  2920         229         38      56  LACOE, US
  1916         217      262301      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         544          541  KENET-AS, KE
  2152         511          446  CENIC-2152, US
  7497         447          417  CSTNET-AS-AP Computer Network Information Cente
  2018         380          307  TENET-1, ZA
  7575         332          248  AARNET-AS-AP Australian Academic and Research N
   680         281          245  DFN Verein zur Foerderung eines Deutschen Forsc
  5786         198          197  UPRENET, PR
 58647         180          178  KAGAWAU-AS Kagawa University, JP
  2920         229          173  LACOE, US
  1916         217          168  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)
-------------------------------------------------------

 /1:395      /2:5039     /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:1       /10:1       /11:1       /12:11      
/13:18      /14:33      /15:118     /16:1988    /17:319     /18:338     
/19:426     /20:621     /21:639     /22:1029    /23:1105    /24:7641    
/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         372         544  KENET-AS, KE
  8895          86         132  ISU Internet Services Unit ISU, SA
 32440          35          63  LONI, US
  3267          34          76  NIKS, RU
 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
 37215          27          33  MAREN, MW

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        12:2        14:92     
  23:8        24:3        31:1        35:8        37:8        38:10     
  40:1        41:222      42:11       44:5        45:50       46:4      
  47:1        49:6        50:4        52:1        59:19       60:6      
  61:3        62:6        63:36       64:45       65:5        66:57     
  67:42       68:13       69:19       70:2        71:1        72:7      
  74:51       76:42       77:10       78:3        79:10       80:12     
  81:25       82:7        83:7        84:6        85:45       86:5      
  87:1        89:11       91:40       92:2        93:13       94:2      
  95:2        96:5        97:1        98:2       102:3       103:182    
 104:45      107:2       108:8       109:1       111:16      113:2      
 114:24      116:9       117:61      119:23      121:24      123:8      
 124:42      125:5       128:48      129:20      130:54      131:37     
 132:26      133:154     134:94      136:86      137:116     138:65     
 139:8       140:14      141:2       142:46      143:15      144:24     
 146:124     147:35      148:85      149:6       150:23      151:7      
 152:137     153:13      154:39      155:52      156:132     157:27     
 158:19      159:45      160:26      161:12      162:16      163:35     
 164:6       165:4       166:1       167:21      168:63      169:3      
 170:52      171:1       172:1       173:5       175:11      177:5      
 179:11      180:16      182:10      185:31      186:2       187:17     
 188:10      189:2       190:16      191:13      192:969     193:199    
 194:102     195:29      196:143     197:184     198:277     199:166    
 200:204     201:33      202:540     203:246     204:232     205:82     
 206:124     207:204     208:37      209:113     210:149     211:3      
 212:86      213:5       214:8       216:48      217:4       218:3      
 219:2       220:13      223:15     

End of report


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