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

REN Routing Table Report cscora at frr.nsrc.org
Fri Jan 28 21:13:26 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Fri 28 Jan, 2022

  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:                              888798
    Prefixes after maximum aggregation (per Origin AS):          333643
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426450
    Number of IPv4 prefixes with a valid ROA:                    306761
    Number of IPv4 prefixes with an invalid ROA:                   2775
    Number of IPv4 prefixes with no ROA:                         579262
Total ASes present in the Internet Routing Table:                 72700
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62409
Origin ASes announcing only one prefix:                           25686
Transit ASes present in the Internet Routing Table:               10291
Transit-only ASes present in the Internet Routing Table:            377
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               905
    Number of instances of unregistered ASNs:                       909
Number of 32-bit ASNs allocated by the RIRs:                      38416
Number of 32-bit ASNs visible in the Routing Table:               31986
Prefixes from 32-bit ASNs in the Routing Table:                  149295
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            546
Number of addresses announced to Internet:                   3068616704
    Equivalent to 182 /8s, 231 /16s and 96 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      299857

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

Prefixes being announced by APNIC Region ASes:                   234448
    Total APNIC prefixes after maximum aggregation:               65387
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          229247
    Unique aggregates announced from the APNIC address blocks:    93759
APNIC Region origin ASes present in the Internet Routing Table:   12299
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3505
APNIC Region transit ASes present in the Internet Routing Table:   1733
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7505
Number of APNIC addresses announced to Internet:              774081792
    Equivalent to 46 /8s, 35 /16s and 141 /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:                    258043
    Total ARIN prefixes after maximum aggregation:               118691
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258023
    Unique aggregates announced from the ARIN address blocks:    122956
ARIN Region origin ASes present in the Internet Routing Table:    18932
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6843
ARIN Region transit ASes present in the Internet Routing Table:    1924
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4313
Number of ARIN addresses announced to Internet:              1296039424
    Equivalent to 77 /8s, 63 /16s and 254 /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:                    253217
    Total RIPE prefixes after maximum aggregation:               116245
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249682
    Unique aggregates announced from the RIPE address blocks:    148810
RIPE Region origin ASes present in the Internet Routing Table:    28185
    RIPE Prefixes per ASN:                                         8.86
RIPE Region origin ASes announcing only one prefix:               12116
RIPE Region transit ASes present in the Internet Routing Table:    3941
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10633
Number of RIPE addresses announced to Internet:               713469184
    Equivalent to 42 /8s, 134 /16s and 173 /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:                  114619
    Total LACNIC prefixes after maximum aggregation:              27277
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115334
    Unique aggregates announced from the LACNIC address blocks:   48529
LACNIC Region origin ASes present in the Internet Routing Table:  10935
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2676
LACNIC Region transit ASes present in the Internet Routing Table:  2200
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8619
Number of LACNIC addresses announced to Internet:             176508672
    Equivalent to 10 /8s, 133 /16s and 79 /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:                  27566
    Total AfriNIC prefixes after maximum aggregation:              5368
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35965
    Unique aggregates announced from the AfriNIC address blocks:  11911
AfriNIC Region origin ASes present in the Internet Routing Table:  1583
    AfriNIC Prefixes per ASN:                                     22.72
AfriNIC Region origin ASes announcing only one prefix:              546
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  916
Number of AfriNIC addresses announced to Internet:            108173056
    Equivalent to 6 /8s, 114 /16s and 151 /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        9046       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5852        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3489       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3433       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2275      11119     593  KIXS-AS-KR Korea Telecom, KR
  9498        2273        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        429     198  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        6160      10142    2613  AMAZON-02, US
 11492        4517        299     789  CABLEONE, US
 22773        3997       3054     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3666       1891    2567  AKAMAI-AS, US
  6327        3359       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2612        374     131  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2507       4962     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3035     508  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        6904       1692      17  TTNET, TR
 12479        6792       1718     153  UNI2-AS, ES
  8551        4003        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3873       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2290     905  ROSTELECOM-AS, RU
  9009        2511        258    1307  M247, GB
 34984        2220        357     603  TELLCOM-AS, TR
 58224        1787        927     583  TCI, IR
 47331        1763        278    1334  TTNET, TR

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       10738       3410     570  Uninet S.A. de C.V., MX
 10620        3451        518     714  Telmex Colombia S.A., CO
 11830        2462        369      62  Instituto Costarricense de Electricidad
 13999        1651        283     468  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1386       2328     253  CLARO S.A., BR
  3816        1247        658     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2350     139  TIM SA, BR
  6147        1094        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  Techtel LMDS Comunicaciones Interactiva

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        1589        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         876         63      60  ORANGE-COTE-IVOIRE, CI
 36935         736        521      39  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         519         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         428        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       10738       3410     570  Uninet S.A. de C.V., MX
  9808        9046       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6904       1692      17  TTNET, TR
 12479        6792       1718     153  UNI2-AS, ES
 16509        6160      10142    2613  AMAZON-02, US
  7545        5852        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4517        299     789  CABLEONE, US
  8551        4003        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3997       3054     376  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        9046         9009  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6904         6887  TTNET, TR
 12479        6792         6639  UNI2-AS, ES
  7545        5852         5168  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644         4571  ERX-CERNET-BKB China Education and Research Net
  8551        4003         3964  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4517         3728  CABLEONE, US
 22773        3997         3621  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3605         3586  VIETEL-AS-AP Viettel Group, VN

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
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, 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
     32848  UNALLOCATED  8.28.72.0/24              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
     32306  UNALLOCATED  8.46.80.0/24              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
100.64.3.0/24             48276  LEVEL-AS, RU
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  CONVERGE Converge ICT, PH
198.19.226.0/24           56207  CONVERGE Converge ICT, PH

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

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

Unassigned Network     ASN Information  AS Name
23.131.24.0/24       Origin:     62997  RICKEY-S-FRANCIS-JR, US
23.131.24.0/24      Transit:      6939  HURRICANE, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US

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      /10:40      /11:100     /12:305     
/13:591     /14:1203    /15:2067    /16:13594   /17:8361    /18:13899   
/19:25164   /20:43447   /21:52184   /22:108397  /23:95708   /24:523708  
/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        6041        6904  TTNET, TR
 12479        5748        6792  UNI2-AS, ES
  8151        4575       10738  Uninet S.A. de C.V., MX
  8551        3467        4003  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3443        4517  CABLEONE, US
  6327        3171        3359  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2980        3997  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2267        2612  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1897      2:1004      3:153       4:7         5:3721      6:103    
   7:5         8:1523      9:1        11:172      12:1707     13:409    
  14:2370     15:154      16:39       17:374      18:130      20:167    
  21:4        22:188      23:5421     24:2335     25:6        27:2670   
  29:19       31:2409     32:101      34:1        35:52       36:1734   
  37:3941     38:2510     39:719      40:150      41:3883     42:1067   
  43:2111     44:295      45:16041    46:3849     47:303      49:1616   
  50:1905     51:107      52:1344     54:293      55:746      56:8      
  57:56       58:1818     59:1126     60:961      61:2268     62:2428   
  63:1947     64:5365     65:2311     66:4904     67:2949     68:1183   
  69:4165     70:1343     71:678      72:3061     74:2639     75:1515   
  76:715      77:2134     78:3818     79:3103     80:1932     81:1658   
  82:1451     83:1197     84:1324     85:3565     86:705      87:1899   
  88:2626     89:3139     90:498      91:7522     92:1896     93:2594   
  94:3246     95:4490     96:1308     97:345      98:993      99:863    
 100:76      101:1064    102:1939    103:28242   104:4111    105:462    
 106:847     107:2462    108:761     109:4193    110:2054    111:3208   
 112:1964    113:1488    114:1532    115:2136    116:1873    117:2510   
 118:2332    119:1872    120:1636    121:1056    122:2509    123:2153   
 124:1555    125:2089    128:1378    129:1197    130:920     131:2092   
 132:788     133:367     134:1940    135:290     136:856     137:998    
 138:2482    139:1227    140:882     141:1347    142:1249    143:1435   
 144:1230    145:336     146:1762    147:1474    148:2242    149:1663   
 150:855     151:1084    152:1818    153:524     154:3687    155:1362   
 156:1858    157:1218    158:1010    159:2028    160:2389    161:1250   
 162:3421    163:1212    164:1680    165:1561    166:622     167:1716   
 168:3671    169:695     170:4303    171:821     172:3021    173:3044   
 174:1018    175:1142    176:3511    177:4560    178:3039    179:2006   
 180:2362    181:2863    182:3172    183:1918    184:2400    185:19286  
 186:4307    187:3577    188:3792    189:3253    190:8987    191:1311   
 192:11011   193:8518    194:6958    195:4970    196:2919    197:2373   
 198:5990    199:6001    200:7477    201:5750    202:10532   203:10231  
 204:4527    205:3393    206:3801    207:3396    208:3994    209:4620   
 210:4273    211:2452    212:3938    213:3390    214:1151    215:64     
 216:6375    217:2619    218:1233    219:579     220:2041    221:990    
 222:862     223:2145   

End of report


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