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

REN Routing Table Report cscora at frr.nsrc.org
Wed Apr 27 21:13:43 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Wed 27 Apr, 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:                              896849
    Prefixes after maximum aggregation (per Origin AS):          336311
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      430475
    Number of IPv4 prefixes with a valid ROA:                    324112
    Number of IPv4 prefixes with an invalid ROA:                   3217
    Number of IPv4 prefixes with no ROA:                         569520
Total ASes present in the Internet Routing Table:                 73070
    Prefixes per ASN:                                             12.27
Origin-only ASes present in the Internet Routing Table:           62769
Origin ASes announcing only one prefix:                           25716
Transit ASes present in the Internet Routing Table:               10301
Transit-only ASes present in the Internet Routing Table:            363
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      65
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               880
    Number of instances of unregistered ASNs:                       888
Number of 32-bit ASNs allocated by the RIRs:                      39216
Number of 32-bit ASNs visible in the Routing Table:               32581
Prefixes from 32-bit ASNs in the Routing Table:                  154053
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            490
Number of addresses announced to Internet:                   3067241216
    Equivalent to 182 /8s, 210 /16s and 99 /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:      302436

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

Prefixes being announced by APNIC Region ASes:                   236202
    Total APNIC prefixes after maximum aggregation:               66407
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          231166
    Unique aggregates announced from the APNIC address blocks:    94634
APNIC Region origin ASes present in the Internet Routing Table:   12590
    APNIC Prefixes per ASN:                                       18.36
APNIC Region origin ASes announcing only one prefix:               3565
APNIC Region transit ASes present in the Internet Routing Table:   1731
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7803
Number of APNIC addresses announced to Internet:              773753600
    Equivalent to 46 /8s, 30 /16s and 139 /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:                    261591
    Total ARIN prefixes after maximum aggregation:               119943
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           261562
    Unique aggregates announced from the ARIN address blocks:    124568
ARIN Region origin ASes present in the Internet Routing Table:    19012
    ARIN Prefixes per ASN:                                        13.76
ARIN Region origin ASes announcing only one prefix:                6905
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4467
Number of ARIN addresses announced to Internet:              1295477760
    Equivalent to 77 /8s, 55 /16s and 108 /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:                    255420
    Total RIPE prefixes after maximum aggregation:               116192
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252784
    Unique aggregates announced from the RIPE address blocks:    150565
RIPE Region origin ASes present in the Internet Routing Table:    28138
    RIPE Prefixes per ASN:                                         8.98
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    3943
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10707
Number of RIPE addresses announced to Internet:               713787904
    Equivalent to 42 /8s, 139 /16s and 138 /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:                  114865
    Total LACNIC prefixes after maximum aggregation:              27612
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114715
    Unique aggregates announced from the LACNIC address blocks:   48517
LACNIC Region origin ASes present in the Internet Routing Table:  10952
    LACNIC Prefixes per ASN:                                      10.47
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2195
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        65
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8644
Number of LACNIC addresses announced to Internet:             176476416
    Equivalent to 10 /8s, 132 /16s and 209 /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:                  27891
    Total AfriNIC prefixes after maximum aggregation:              5476
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         36131
    Unique aggregates announced from the AfriNIC address blocks:  11765
AfriNIC Region origin ASes present in the Internet Routing Table:  1630
    AfriNIC Prefixes per ASN:                                     22.17
AfriNIC Region origin ASes announcing only one prefix:              567
AfriNIC Region transit ASes present in the Internet Routing Table:  330
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:  960
Number of AfriNIC addresses announced to Internet:            107466496
    Equivalent to 6 /8s, 103 /16s and 207 /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        9142       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5904        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3500       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3427       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2399        491     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2253      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2116        429     197  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        6262      10275    2718  AMAZON-02, US
 11492        4474        297     690  CABLEONE, US
 22773        3948       3099     373  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3596       1835    2539  AKAMAI-AS, US
  6327        3429       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2620        374     130  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2518       4962     421  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2250       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
  9121        6932       1692      17  TTNET, TR
 12479        6774       1730     150  UNI2-AS, ES
  8551        4008        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3938       3191     559  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2921       2273     908  ROSTELECOM-AS, RU
  6849        2906        355      21  UKRTELNET, UA
  9009        2479        247    1290  M247, GB
 34984        2237        358     632  TELLCOM-AS, TR
 58224        1813        931     613  TCI, IR

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       10602       3392     561  Uninet S.A. de C.V., MX
 10620        3471        518     741  Telmex Colombia S.A., CO
 11830        2433        369      63  Instituto Costarricense de Electricidad
 13999        1762        296     471  Mega Cable, S.A. de C.V., MX
  6503        1454        355     526  Axtel, S.A.B. de C.V., MX
 28573        1385       2333     253  CLARO S.A., BR
  3816        1255        667     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1080        369      21  Telefonica del Peru S.A.A., PE
 11664        1020        191     441  Techtel LMDS Comunicaciones Interactiva
 11172         961        133      63  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        1473        523      33  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         907         65      59  ORANGE-COTE-IVOIRE, CI
 36935         773        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         512         51      33  WANANCHI-, KE
 37342         467         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       10602       3392     561  Uninet S.A. de C.V., MX
  9808        9142       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6932       1692      17  TTNET, TR
 12479        6774       1730     150  UNI2-AS, ES
 16509        6262      10275    2718  AMAZON-02, US
  7545        5904        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4474        297     690  CABLEONE, US
  8551        4008        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3948       3099     373  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        9142         9107  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6932         6915  TTNET, TR
 12479        6774         6624  UNI2-AS, ES
  7545        5904         5213  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4674         4599  ERX-CERNET-BKB China Education and Research Net
  8551        4008         3969  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4474         3784  CABLEONE, US
 22773        3948         3575  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
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

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     
/13:592     /14:1208    /15:2099    /16:13543   /17:8274    /18:13930   
/19:25230   /20:43938   /21:52219   /22:108493  /23:96136   /24:530709  
/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
  9121        6050        6932  TTNET, TR
 12479        5755        6774  UNI2-AS, ES
  8151        4259       10602  Uninet S.A. de C.V., MX
  8551        3474        4008  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3380        4474  CABLEONE, US
  6327        3243        3429  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2938        3948  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2757        2906  UKRTELNET, UA

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

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

   1:1929      2:1041      3:154       4:7         5:3780      6:104    
   7:5         8:1544      9:1        11:172      12:1707     13:299    
  14:2370     15:192      16:45       17:382      18:159      20:191    
  21:4        22:188      23:5650     24:2301     25:6        27:2649   
  29:19       31:2417     32:93       34:1        35:73       36:1751   
  37:4414     38:2821     39:700      40:153      41:3948     42:1094   
  43:2210     44:293      45:16003    46:4090     47:339      49:1676   
  50:2167     51:99       52:1416     54:363      55:716      56:8      
  57:59       58:1853     59:1186     60:965      61:2255     62:2489   
  63:1949     64:5521     65:2317     66:4853     67:2996     68:1175   
  69:4171     70:1340     71:664      72:3047     74:2667     75:1385   
  76:591      77:2178     78:3477     79:3112     80:1965     81:1701   
  82:1501     83:1211     84:1368     85:3523     86:704      87:1953   
  88:2406     89:3292     90:524      91:7624     92:1973     93:2591   
  94:3485     95:4522     96:1304     97:350      98:989      99:736    
 100:75      101:1046    102:2066    103:29041   104:4360    105:467    
 106:858     107:2521    108:837     109:4207    110:2039    111:3241   
 112:2025    113:1505    114:1498    115:2149    116:1883    117:2521   
 118:2336    119:1880    120:1659    121:1101    122:2558    123:2145   
 124:1540    125:2139    128:1256    129:1100    130:969     131:2063   
 132:801     133:372     134:1914    135:288     136:891     137:999    
 138:2464    139:1511    140:858     141:1411    142:1300    143:1473   
 144:1214    145:343     146:1826    147:1479    148:2254    149:1732   
 150:861     151:1080    152:1849    153:533     154:3540    155:1421   
 156:1858    157:1225    158:1038    159:2132    160:2485    161:1315   
 162:3464    163:1268    164:1640    165:1613    166:710     167:1742   
 168:3799    169:837     170:4494    171:830     172:3143    173:3096   
 174:1023    175:1128    176:3526    177:4640    178:3505    179:2023   
 180:2343    181:2975    182:3200    183:1956    184:2386    185:19467  
 186:4338    187:3689    188:3858    189:3204    190:8967    191:1328   
 192:11022   193:8602    194:6988    195:4978    196:2994    197:2417   
 198:6029    199:6038    200:7485    201:5707    202:10490   203:10232  
 204:4551    205:3436    206:3771    207:3391    208:4060    209:4674   
 210:4321    211:2454    212:4041    213:3446    214:1158    215:67     
 216:6450    217:2660    218:1271    219:549     220:2030    221:979    
 222:847     223:2111   

End of report


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