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

REN Routing Table Report cscora at frr.nsrc.org
Mon Jan 24 21:13:11 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 24 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:                              887841
    Prefixes after maximum aggregation (per Origin AS):          333255
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426042
    Number of IPv4 prefixes with a valid ROA:                    305469
    Number of IPv4 prefixes with an invalid ROA:                   2687
    Number of IPv4 prefixes with no ROA:                         579685
Total ASes present in the Internet Routing Table:                 72661
    Prefixes per ASN:                                             12.22
Origin-only ASes present in the Internet Routing Table:           62372
Origin ASes announcing only one prefix:                           25657
Transit ASes present in the Internet Routing Table:               10289
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:               944
    Number of instances of unregistered ASNs:                       948
Number of 32-bit ASNs allocated by the RIRs:                      38382
Number of 32-bit ASNs visible in the Routing Table:               31929
Prefixes from 32-bit ASNs in the Routing Table:                  148810
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:            566
Number of addresses announced to Internet:                   3068249856
    Equivalent to 182 /8s, 225 /16s and 199 /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:      299521

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

Prefixes being announced by APNIC Region ASes:                   234123
    Total APNIC prefixes after maximum aggregation:               65243
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          228999
    Unique aggregates announced from the APNIC address blocks:    93754
APNIC Region origin ASes present in the Internet Routing Table:   12278
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3483
APNIC Region transit ASes present in the Internet Routing Table:   1734
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:   7481
Number of APNIC addresses announced to Internet:              773283072
    Equivalent to 46 /8s, 23 /16s and 93 /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:                    257923
    Total ARIN prefixes after maximum aggregation:               118587
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257884
    Unique aggregates announced from the ARIN address blocks:    122956
ARIN Region origin ASes present in the Internet Routing Table:    18926
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6844
ARIN Region transit ASes present in the Internet Routing Table:    1927
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:    4300
Number of ARIN addresses announced to Internet:              1296520960
    Equivalent to 77 /8s, 71 /16s and 87 /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:                    252875
    Total RIPE prefixes after maximum aggregation:               116133
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249225
    Unique aggregates announced from the RIPE address blocks:    148497
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:    3933
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10623
Number of RIPE addresses announced to Internet:               713464576
    Equivalent to 42 /8s, 134 /16s and 155 /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:                  114480
    Total LACNIC prefixes after maximum aggregation:              27242
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115230
    Unique aggregates announced from the LACNIC address blocks:   48480
LACNIC Region origin ASes present in the Internet Routing Table:  10922
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2668
LACNIC Region transit ASes present in the Internet Routing Table:  2197
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:  8609
Number of LACNIC addresses announced to Internet:             176421888
    Equivalent to 10 /8s, 131 /16s and 252 /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:                  27496
    Total AfriNIC prefixes after maximum aggregation:              5357
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         35936
    Unique aggregates announced from the AfriNIC address blocks:  11852
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    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:  315
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  916
Number of AfriNIC addresses announced to Internet:            108206336
    Equivalent to 6 /8s, 115 /16s and 25 /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        9064       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        786     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642       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        3431       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2270      11119     588  KIXS-AS-KR Korea Telecom, KR
  9498        2253        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2189       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        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        6140      10140    2621  AMAZON-02, US
 11492        4589        304     756  CABLEONE, US
 22773        3999       3054     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3662       1888    2561  AKAMAI-AS, US
  6327        3351       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2611        374     136  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2505       4962     428  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        6921       1692      17  TTNET, TR
 12479        6822       1718     153  UNI2-AS, ES
 20940        3868       3194     541  AKAMAI-ASN1, NL
  8551        3775        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2286     903  ROSTELECOM-AS, RU
  9009        2510        258    1307  M247, GB
 34984        2218        357     602  TELLCOM-AS, TR
 58224        1782        927     584  TCI, IR
 47331        1764        278    1335  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       10689       3408     575  Uninet S.A. de C.V., MX
 10620        3446        519     713  Telmex Colombia S.A., CO
 11830        2462        369      62  Instituto Costarricense de Electricidad
 13999        1643        283     465  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1381       2327     255  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2350     139  TIM SA, BR
  6147        1092        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     447  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        1632        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         716        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       10689       3408     575  Uninet S.A. de C.V., MX
  9808        9064       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6921       1692      17  TTNET, TR
 12479        6822       1718     153  UNI2-AS, ES
 16509        6140      10140    2621  AMAZON-02, US
  7545        5842        786     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4589        304     756  CABLEONE, US
 22773        3999       3054     376  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        9064         9023  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6921         6904  TTNET, TR
 12479        6822         6669  UNI2-AS, ES
  7545        5842         5166  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642         4569  ERX-CERNET-BKB China Education and Research Net
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4589         3833  CABLEONE, US
  8551        3775         3736  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        3999         3623  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
      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
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
23.141.0.0/24        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
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     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     /14:1204    /15:2067    /16:13590   /17:8349    /18:13893   
/19:25149   /20:43347   /21:52068   /22:108358  /23:95542   /24:523208  
/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        6058        6921  TTNET, TR
 12479        5773        6822  UNI2-AS, ES
  8151        4531       10689  Uninet S.A. de C.V., MX
 11492        3523        4589  CABLEONE, US
  8551        3239        3775  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3163        3351  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2980        3999  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2266        2611  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1895      2:996       3:153       4:7         5:3717      6:102    
   7:5         8:1522      9:1        11:172      12:1706     13:409    
  14:2362     15:151      16:39       17:375      18:129      20:167    
  21:4        22:188      23:5409     24:2362     25:4        27:2672   
  29:19       31:2406     32:100      34:1        35:51       36:1733   
  37:3947     38:2504     39:736      40:150      41:3882     42:1061   
  43:2121     44:292      45:16027    46:3845     47:305      49:1607   
  50:1901     51:107      52:1345     54:294      55:733      56:8      
  57:56       58:1814     59:1117     60:961      61:2277     62:2426   
  63:1943     64:5393     65:2320     66:4904     67:2946     68:1183   
  69:4168     70:1347     71:682      72:3072     74:2637     75:1516   
  76:714      77:2160     78:3816     79:2873     80:1917     81:1658   
  82:1455     83:1197     84:1327     85:3565     86:702      87:1896   
  88:2625     89:3143     90:503      91:7508     92:1906     93:2589   
  94:3240     95:4494     96:1308     97:344      98:992      99:863    
 100:76      101:1066    102:1924    103:28211   104:4115    105:461    
 106:847     107:2440    108:757     109:4189    110:2049    111:3207   
 112:1963    113:1490    114:1532    115:2140    116:1872    117:2505   
 118:2329    119:1877    120:1635    121:1060    122:2529    123:2153   
 124:1533    125:2087    128:1382    129:1193    130:919     131:2093   
 132:787     133:368     134:1935    135:290     136:855     137:1002   
 138:2473    139:1225    140:870     141:1342    142:1247    143:1449   
 144:1232    145:335     146:1762    147:1481    148:2246    149:1664   
 150:863     151:1083    152:1801    153:523     154:3683    155:1370   
 156:1848    157:1207    158:1007    159:2029    160:2389    161:1289   
 162:3417    163:1212    164:1675    165:1555    166:621     167:1716   
 168:3668    169:683     170:4297    171:822     172:3016    173:3045   
 174:1018    175:1144    176:3478    177:4572    178:3017    179:2010   
 180:2358    181:2874    182:3174    183:1937    184:2417    185:19218  
 186:4300    187:3558    188:3784    189:3226    190:8972    191:1310   
 192:11007   193:8521    194:6945    195:4963    196:2930    197:2365   
 198:5987    199:5997    200:7471    201:5734    202:10512   203:10236  
 204:4533    205:3392    206:3807    207:3381    208:3997    209:4611   
 210:4270    211:2457    212:3934    213:3388    214:1157    215:64     
 216:6414    217:2630    218:1223    219:554     220:2052    221:990    
 222:879     223:2145   

End of report


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