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

REN Routing Table Report cscora at frr.nsrc.org
Thu May 19 21:13:37 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 19 May, 2022

  IPv4 BGP Table (Global) as seen at AARNET (Brisbane).

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/AARNET/

Analysis Summary
----------------

BGP routing table entries examined:                              891385
    Prefixes after maximum aggregation (per Origin AS):          336936
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      432327
    Number of IPv4 prefixes with a valid ROA:                    325177
    Number of IPv4 prefixes with an invalid ROA:                   2886
    Number of IPv4 prefixes with no ROA:                         563322
Total ASes present in the Internet Routing Table:                 73153
    Prefixes per ASN:                                             12.19
Origin-only ASes present in the Internet Routing Table:           62875
Origin ASes announcing only one prefix:                           25768
Transit ASes present in the Internet Routing Table:               10278
Transit-only ASes present in the Internet Routing Table:            368
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               951
    Number of instances of unregistered ASNs:                       991
Number of 32-bit ASNs allocated by the RIRs:                      39419
Number of 32-bit ASNs visible in the Routing Table:               32676
Prefixes from 32-bit ASNs in the Routing Table:                  154552
Number of bogon 32-bit ASNs visible in the Routing Table:           117
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            562
Number of addresses announced to Internet:                   3064656896
    Equivalent to 182 /8s, 170 /16s and 244 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      297483

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

Prefixes being announced by APNIC Region ASes:                   236003
    Total APNIC prefixes after maximum aggregation:               66498
    APNIC Deaggregation factor:                                    3.55
Prefixes being announced from the APNIC address blocks:          231213
    Unique aggregates announced from the APNIC address blocks:    94796
APNIC Region origin ASes present in the Internet Routing Table:   12638
    APNIC Prefixes per ASN:                                       18.30
APNIC Region origin ASes announcing only one prefix:               3596
APNIC Region transit ASes present in the Internet Routing Table:   1743
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7849
Number of APNIC addresses announced to Internet:              773879296
    Equivalent to 46 /8s, 32 /16s and 118 /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:                    261884
    Total ARIN prefixes after maximum aggregation:               120068
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           261691
    Unique aggregates announced from the ARIN address blocks:    125774
ARIN Region origin ASes present in the Internet Routing Table:    19038
    ARIN Prefixes per ASN:                                        13.75
ARIN Region origin ASes announcing only one prefix:                6927
ARIN Region transit ASes present in the Internet Routing Table:    1922
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4501
Number of ARIN addresses announced to Internet:              1292393216
    Equivalent to 77 /8s, 8 /16s and 91 /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:                    249850
    Total RIPE prefixes after maximum aggregation:               116604
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247273
    Unique aggregates announced from the RIPE address blocks:    150985
RIPE Region origin ASes present in the Internet Routing Table:    28140
    RIPE Prefixes per ASN:                                         8.79
RIPE Region origin ASes announcing only one prefix:               12025
RIPE Region transit ASes present in the Internet Routing Table:    3922
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10707
Number of RIPE addresses announced to Internet:               714080512
    Equivalent to 42 /8s, 144 /16s and 1 /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:                  114926
    Total LACNIC prefixes after maximum aggregation:              27606
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114757
    Unique aggregates announced from the LACNIC address blocks:   48553
LACNIC Region origin ASes present in the Internet Routing Table:  10948
    LACNIC Prefixes per ASN:                                      10.48
LACNIC Region origin ASes announcing only one prefix:              2661
LACNIC Region transit ASes present in the Internet Routing Table:  2191
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8660
Number of LACNIC addresses announced to Internet:             176259584
    Equivalent to 10 /8s, 129 /16s and 130 /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:                  27771
    Total AfriNIC prefixes after maximum aggregation:              5463
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         35888
    Unique aggregates announced from the AfriNIC address blocks:  11759
AfriNIC Region origin ASes present in the Internet Routing Table:  1630
    AfriNIC Prefixes per ASN:                                     22.02
AfriNIC Region origin ASes announcing only one prefix:              559
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  959
Number of AfriNIC addresses announced to Internet:            107734784
    Equivalent to 6 /8s, 107 /16s and 231 /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
  9808        9155       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5892        789     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3591       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3429       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2407        499     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        438     204  TATACOMM-AS TATA Communications formerl

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6418      10353    2774  AMAZON-02, US
 11492        4515        299     648  CABLEONE, US
 22773        3947       3073     361  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3565       1811    2527  AKAMAI-AS, US
  6327        3435       1318      61  SHAW, CA
   749        2881      50795    2138  DNIC-AS-00749, US
 30036        2633        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2459       4961     419  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3051     493  CHARTER-20115, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6801       1730     150  UNI2-AS, ES
  8551        3994        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3959       3192     561  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2921       2273     907  ROSTELECOM-AS, RU
  6849        2884        355      21  UKRTELNET, UA
  9009        2488        249    1296  M247, GB
 34984        2244        358     629  TELLCOM-AS, TR
 58224        1814        931     607  TCI, IR
 13188        1610        100      27  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10626       3396     560  Uninet S.A. de C.V., MX
 10620        3466        518     750  Telmex Colombia S.A., CO
 11830        2436        369      63  Instituto Costarricense de Electricidad
 13999        1825        300     469  Mega Cable, S.A. de C.V., MX
  6503        1454        355     528  Axtel, S.A.B. de C.V., MX
 28573        1368       2333     255  CLARO S.A., BR
  3816        1257        671     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1079        369      21  Telefonica del Peru S.A.A., PE
 11664        1025        192     444  Techtel LMDS Comunicaciones Interactiva
 11172         957        133      61  Alestra, S. de R.L. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1654        393      21  LINKdotNET-AS, EG
 24835        1441        497      29  RAYA-AS, EG
 36992        1313       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         946         65      57  ORANGE-COTE-IVOIRE, CI
 36935         619        520      42  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         516         51      36  WANANCHI-, KE
 37342         465         32       1  MOVITEL, MZ
 23889         423        232      16  MauritiusTelecom, MU

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10626       3396     560  Uninet S.A. de C.V., MX
  9808        9155       8879      35  CHINAMOBILE-CN China Mobile Communicati
 12479        6801       1730     150  UNI2-AS, ES
 16509        6418      10353    2774  AMAZON-02, US
  7545        5892        789     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4515        299     648  CABLEONE, US
  8551        3994        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3959       3192     561  AKAMAI-ASN1, NL
 22773        3947       3073     361  ASN-CXA-ALL-CCI-22773-RDC, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9155         9120  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6801         6651  UNI2-AS, ES
  7545        5892         5203  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674         4599  ERX-CERNET-BKB China Education and Research Net
  8551        3994         3955  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 11492        4515         3867  CABLEONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 16509        6418         3644  AMAZON-02, US
 22773        3947         3586  ASN-CXA-ALL-CCI-22773-RDC, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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

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

Unassigned Network     ASN Information  AS Name
23.129.40.0/24       Origin:      6461  ZAYO-6461, US
23.129.40.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.129.56.0/24       Origin:      6461  ZAYO-6461, US
23.129.56.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.129.136.0/24      Origin:      6461  ZAYO-6461, US
23.129.136.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.131.8.0/24        Origin:      3257  GTT-BACKBONE GTT, US
23.131.8.0/24       Transit:      4637  ASN-TELSTRA-GLOBAL Telstra Global, HK
23.131.88.0/24       Origin:      3257  GTT-BACKBONE GTT, US
23.131.88.0/24      Transit:      4637  ASN-TELSTRA-GLOBAL Telstra Global, HK

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:41      /11:100     /12:307     
/13:590     /14:1206    /15:2094    /16:13542   /17:8306    /18:13919   
/19:25181   /20:43959   /21:51607   /22:107873  /23:95433   /24:527197  
/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
 12479        5777        6801  UNI2-AS, ES
  8151        4344       10626  Uninet S.A. de C.V., MX
  8551        3460        3994  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3418        4515  CABLEONE, US
  6327        3249        3435  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2939        3947  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2738        2884  UKRTELNET, UA
 30036        2289        2633  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1922      2:1047      3:154       4:6         5:3790      6:104    
   7:5         8:1540      9:1        11:173      12:1710     13:297    
  14:2375     15:201      16:44       17:384      18:161      20:212    
  21:4        22:188      23:5683     24:2319     25:6        27:2657   
  29:19       31:2424     32:92       34:4        35:77       36:1757   
  37:4423     38:2880     39:696      40:153      41:3958     42:1098   
  43:2188     44:292      45:16062    46:4128     47:322      49:1682   
  50:2164     51:108      52:1427     54:369      55:747      56:8      
  57:60       58:1862     59:1198     60:957      61:2250     62:2523   
  63:1942     64:5534     65:2311     66:4862     67:2997     68:1196   
  69:4162     70:1331     71:689      72:3050     74:2645     75:1393   
  76:584      77:2164     78:1848     79:3115     80:1989     81:1600   
  82:1497     83:1206     84:1358     85:2922     86:707      87:1965   
  88:1114     89:3269     90:532      91:7638     92:2020     93:2586   
  94:3485     95:3853     96:1307     97:349      98:995      99:737    
 100:76      101:1058    102:2080    103:29121   104:4389    105:463    
 106:873     107:2519    108:834     109:4251    110:2028    111:3238   
 112:2028    113:1511    114:1496    115:2147    116:1892    117:2515   
 118:2334    119:1872    120:1664    121:1105    122:2560    123:2140   
 124:1536    125:2146    128:1248    129:1101    130:974     131:2064   
 132:807     133:378     134:1898    135:289     136:886     137:1005   
 138:2460    139:1515    140:864     141:1405    142:1287    143:1445   
 144:1196    145:344     146:1820    147:1492    148:2248    149:1729   
 150:854     151:1081    152:1851    153:532     154:3468    155:1422   
 156:1840    157:1231    158:1048    159:2175    160:2518    161:1278   
 162:3466    163:1280    164:1656    165:1619    166:724     167:1739   
 168:3782    169:845     170:4474    171:825     172:3179    173:3137   
 174:1024    175:1134    176:3587    177:4641    178:3546    179:2039   
 180:2345    181:3004    182:3207    183:1953    184:2374    185:19505  
 186:4323    187:3753    188:3873    189:3259    190:8962    191:1306   
 192:11010   193:8617    194:7015    195:4979    196:2964    197:2376   
 198:5998    199:6020    200:7500    201:5731    202:10494   203:10226  
 204:4548    205:3437    206:3770    207:3380    208:4020    209:4668   
 210:4368    211:2456    212:4033    213:3449    214:1152    215:66     
 216:6490    217:2666    218:1268    219:549     220:1952    221:982    
 222:845     223:2115   

End of report


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