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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jan 18 21:13:23 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Tue 18 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:                              886882
    Prefixes after maximum aggregation (per Origin AS):          333145
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      425568
    Number of IPv4 prefixes with a valid ROA:                    304772
    Number of IPv4 prefixes with an invalid ROA:                   2754
    Number of IPv4 prefixes with no ROA:                         579356
Total ASes present in the Internet Routing Table:                 72639
    Prefixes per ASN:                                             12.21
Origin-only ASes present in the Internet Routing Table:           62360
Origin ASes announcing only one prefix:                           25667
Transit ASes present in the Internet Routing Table:               10279
Transit-only ASes present in the Internet Routing Table:            383
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:               908
    Number of instances of unregistered ASNs:                       912
Number of 32-bit ASNs allocated by the RIRs:                      38317
Number of 32-bit ASNs visible in the Routing Table:               31892
Prefixes from 32-bit ASNs in the Routing Table:                  148492
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            564
Number of addresses announced to Internet:                   3072590592
    Equivalent to 183 /8s, 36 /16s and 3 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      299445

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

Prefixes being announced by APNIC Region ASes:                   233705
    Total APNIC prefixes after maximum aggregation:               65184
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          228555
    Unique aggregates announced from the APNIC address blocks:    93657
APNIC Region origin ASes present in the Internet Routing Table:   12256
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3484
APNIC Region transit ASes present in the Internet Routing Table:   1713
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:   7465
Number of APNIC addresses announced to Internet:              773305344
    Equivalent to 46 /8s, 23 /16s and 180 /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:                    257541
    Total ARIN prefixes after maximum aggregation:               118578
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257445
    Unique aggregates announced from the ARIN address blocks:    122746
ARIN Region origin ASes present in the Internet Routing Table:    18931
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6860
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:    4294
Number of ARIN addresses announced to Internet:              1300536064
    Equivalent to 77 /8s, 132 /16s and 155 /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:                    252891
    Total RIPE prefixes after maximum aggregation:               116177
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249385
    Unique aggregates announced from the RIPE address blocks:    148534
RIPE Region origin ASes present in the Internet Routing Table:    28171
    RIPE Prefixes per ASN:                                         8.85
RIPE Region origin ASes announcing only one prefix:               12116
RIPE Region transit ASes present in the Internet Routing Table:    3935
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10610
Number of RIPE addresses announced to Internet:               713875456
    Equivalent to 42 /8s, 140 /16s and 224 /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:                  114283
    Total LACNIC prefixes after maximum aggregation:              27169
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115080
    Unique aggregates announced from the LACNIC address blocks:   48409
LACNIC Region origin ASes present in the Internet Routing Table:  10923
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2664
LACNIC Region transit ASes present in the Internet Routing Table:  2204
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:  8608
Number of LACNIC addresses announced to Internet:             176402176
    Equivalent to 10 /8s, 131 /16s and 175 /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:                  27554
    Total AfriNIC prefixes after maximum aggregation:              5354
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         35852
    Unique aggregates announced from the AfriNIC address blocks:  11719
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     22.66
AfriNIC Region origin ASes announcing only one prefix:              543
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  915
Number of AfriNIC addresses announced to Internet:            108131072
    Equivalent to 6 /8s, 113 /16s and 243 /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        8745       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5837        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3490       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3426       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2268      11119     587  KIXS-AS-KR Korea Telecom, KR
  9498        2248        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2168       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2121        429     199  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        6092      10132    2632  AMAZON-02, US
 11492        4569        303     790  CABLEONE, US
 22773        4019       3055     381  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3670       1893    2565  AKAMAI-AS, US
  6327        3347       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2605        374     148  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2506       5042     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2248       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        6932       1692      17  TTNET, TR
 12479        6824       1734     151  UNI2-AS, ES
 20940        3875       3194     541  AKAMAI-ASN1, NL
  8551        3781        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3272        188      24  ALJAWWALSTC-AS, SA
 12389        2926       2286     903  ROSTELECOM-AS, RU
  9009        2485        253    1301  M247, GB
 34984        2216        357     602  TELLCOM-AS, TR
 58224        1777        925     586  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       10654       3414     576  Uninet S.A. de C.V., MX
 10620        3443        519     715  Telmex Colombia S.A., CO
 11830        2463        369      62  Instituto Costarricense de Electricidad
 13999        1644        283     464  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1380       2326     254  CLARO S.A., BR
  3816        1234        651     150  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1091        369      21  Telefonica del Peru S.A.A., PE
 11664         994        191     443  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        1637        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         871         63      60  ORANGE-COTE-IVOIRE, CI
 36935         736        521      39  Vodafone-, EG
  6713         612       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       10654       3414     576  Uninet S.A. de C.V., MX
  9808        8745       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6932       1692      17  TTNET, TR
 12479        6824       1734     151  UNI2-AS, ES
 16509        6092      10132    2632  AMAZON-02, US
  7545        5837        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4569        303     790  CABLEONE, US
 22773        4019       3055     381  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, 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        8745         8704  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6932         6915  TTNET, TR
 12479        6824         6673  UNI2-AS, ES
  7545        5837         5163  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654         4581  ERX-CERNET-BKB China Education and Research Net
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4569         3779  CABLEONE, US
  8551        3781         3742  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        4019         3638  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3608         3589  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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, 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
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
23.141.0.0/24        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
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     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      /10:41      /11:100     /12:305     
/13:591     /14:1205    /15:2067    /16:13573   /17:8332    /18:13883   
/19:25169   /20:43335   /21:52079   /22:108251  /23:95425   /24:522496  
/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        6067        6932  TTNET, TR
 12479        5771        6824  UNI2-AS, ES
  8151        4493       10654  Uninet S.A. de C.V., MX
 11492        3508        4569  CABLEONE, US
  8551        3245        3781  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3159        3347  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2994        4019  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2808        3272  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1889      2:989       3:153       4:7         5:3709      6:102    
   7:5         8:1525      9:1        11:172      12:1706     13:406    
  14:2355     15:146      16:39       17:374      18:128      20:166    
  21:4        22:188      23:5394     24:2358     25:4        27:2668   
  29:19       31:2411     32:101      34:1        35:50       36:1732   
  37:3930     38:2494     39:735      40:150      41:3910     42:1055   
  43:2119     44:296      45:16011    46:3858     47:305      49:1616   
  50:1906     51:105      52:1343     54:292      55:734      56:8      
  57:59       58:1812     59:1118     60:953      61:2272     62:2427   
  63:1935     64:5381     65:2323     66:4922     67:2950     68:1184   
  69:4174     70:1347     71:682      72:3067     74:2633     75:1517   
  76:714      77:2164     78:3811     79:2875     80:1920     81:1651   
  82:1440     83:1195     84:1327     85:3579     86:706      87:1891   
  88:2618     89:3153     90:504      91:7526     92:1894     93:2586   
  94:3260     95:4496     96:1306     97:344      98:992      99:863    
 100:75      101:1064    102:1918    103:28157   104:4117    105:460    
 106:841     107:2426    108:747     109:4184    110:2051    111:3148   
 112:1953    113:1490    114:1532    115:2139    116:1877    117:2506   
 118:2330    119:1893    120:1639    121:1059    122:2521    123:2150   
 124:1533    125:2083    128:1379    129:1151    130:907     131:2082   
 132:788     133:368     134:1931    135:287     136:855     137:1004   
 138:2497    139:1228    140:871     141:1336    142:1251    143:1436   
 144:1232    145:336     146:1761    147:1470    148:2227    149:1655   
 150:852     151:1081    152:1787    153:523     154:3676    155:1364   
 156:1845    157:1205    158:996     159:2015    160:2387    161:1262   
 162:3427    163:1207    164:1666    165:1544    166:622     167:1715   
 168:3660    169:691     170:4307    171:822     172:2975    173:3042   
 174:1015    175:1140    176:3467    177:4598    178:3017    179:2020   
 180:2356    181:2866    182:3177    183:1927    184:2415    185:19218  
 186:4277    187:3564    188:3757    189:3242    190:8905    191:1323   
 192:10993   193:8478    194:6960    195:4977    196:2920    197:2367   
 198:5972    199:5987    200:7462    201:5707    202:10487   203:10241  
 204:4525    205:3384    206:3807    207:3378    208:3998    209:4601   
 210:4270    211:2454    212:3935    213:3388    214:1152    215:64     
 216:6397    217:2627    218:1219    219:554     220:2054    221:986    
 222:881     223:2131   

End of report


More information about the ren-bgp-stats-all mailing list