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

REN Routing Table Report cscora at frr.nsrc.org
Sat Feb 12 21:13:09 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Sat 12 Feb, 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:                              890152
    Prefixes after maximum aggregation (per Origin AS):          334580
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427649
    Number of IPv4 prefixes with a valid ROA:                    306480
    Number of IPv4 prefixes with an invalid ROA:                   2776
    Number of IPv4 prefixes with no ROA:                         580896
Total ASes present in the Internet Routing Table:                 72831
    Prefixes per ASN:                                             12.22
Origin-only ASes present in the Internet Routing Table:           62526
Origin ASes announcing only one prefix:                           25779
Transit ASes present in the Internet Routing Table:               10305
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:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               958
    Number of instances of unregistered ASNs:                       964
Number of 32-bit ASNs allocated by the RIRs:                      38548
Number of 32-bit ASNs visible in the Routing Table:               32137
Prefixes from 32-bit ASNs in the Routing Table:                  150352
Number of bogon 32-bit ASNs visible in the Routing Table:            46
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            561
Number of addresses announced to Internet:                   3068623616
    Equivalent to 182 /8s, 231 /16s and 123 /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:      299967

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

Prefixes being announced by APNIC Region ASes:                   234688
    Total APNIC prefixes after maximum aggregation:               65589
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229538
    Unique aggregates announced from the APNIC address blocks:    94085
APNIC Region origin ASes present in the Internet Routing Table:   12365
    APNIC Prefixes per ASN:                                       18.56
APNIC Region origin ASes announcing only one prefix:               3524
APNIC Region transit ASes present in the Internet Routing Table:   1715
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:   7576
Number of APNIC addresses announced to Internet:              774117888
    Equivalent to 46 /8s, 36 /16s and 26 /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:                    258671
    Total ARIN prefixes after maximum aggregation:               118969
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258731
    Unique aggregates announced from the ARIN address blocks:    123468
ARIN Region origin ASes present in the Internet Routing Table:    18974
    ARIN Prefixes per ASN:                                        13.64
ARIN Region origin ASes announcing only one prefix:                6897
ARIN Region transit ASes present in the Internet Routing Table:    1933
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:    4343
Number of ARIN addresses announced to Internet:              1296029184
    Equivalent to 77 /8s, 63 /16s and 214 /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:                    253909
    Total RIPE prefixes after maximum aggregation:               116537
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250317
    Unique aggregates announced from the RIPE address blocks:    149086
RIPE Region origin ASes present in the Internet Routing Table:    28200
    RIPE Prefixes per ASN:                                         8.88
RIPE Region origin ASes announcing only one prefix:               12131
RIPE Region transit ASes present in the Internet Routing Table:    3954
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:   10660
Number of RIPE addresses announced to Internet:               713493760
    Equivalent to 42 /8s, 135 /16s and 13 /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:                  114306
    Total LACNIC prefixes after maximum aggregation:              27410
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         115016
    Unique aggregates announced from the LACNIC address blocks:   48648
LACNIC Region origin ASes present in the Internet Routing Table:  10950
    LACNIC Prefixes per ASN:                                      10.50
LACNIC Region origin ASes announcing only one prefix:              2678
LACNIC Region transit ASes present in the Internet Routing Table:  2210
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:  8635
Number of LACNIC addresses announced to Internet:             176497152
    Equivalent to 10 /8s, 133 /16s and 34 /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:                  27620
    Total AfriNIC prefixes after maximum aggregation:              5368
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         35988
    Unique aggregates announced from the AfriNIC address blocks:  11885
AfriNIC Region origin ASes present in the Internet Routing Table:  1587
    AfriNIC Prefixes per ASN:                                     22.68
AfriNIC Region origin ASes announcing only one prefix:              549
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:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  923
Number of AfriNIC addresses announced to Internet:            108121088
    Equivalent to 6 /8s, 113 /16s and 204 /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        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5862        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3607       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2316        475     235  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2303      11121     615  KIXS-AS-KR Korea Telecom, KR
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2115        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        6291      10161    2673  AMAZON-02, US
 11492        4501        298     790  CABLEONE, US
 22773        3963       3032     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3902        264      30  VIASAT-SP-BACKBONE, US
 16625        3654       1883    2565  AKAMAI-AS, US
  6327        3372       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2609        374     144  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2519       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2255       3036     501  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        6938       1692      17  TTNET, TR
 12479        6804       1715     152  UNI2-AS, ES
  8551        4007        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3882       3193     538  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2934       2274     909  ROSTELECOM-AS, RU
  9009        2472        250    1288  M247, GB
 34984        2225        358     604  TELLCOM-AS, TR
 58224        1778        928     569  TCI, IR
 47331        1758        278    1333  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       10277       3415     566  Uninet S.A. de C.V., MX
 10620        3459        519     716  Telmex Colombia S.A., CO
 11830        2456        369      62  Instituto Costarricense de Electricidad
 13999        1667        284     474  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1386       2330     246  CLARO S.A., BR
  3816        1246        651     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1149       2351     140  TIM SA, BR
  6147        1097        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        1588        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         895         63      57  ORANGE-COTE-IVOIRE, CI
 36935         735        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         422        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       10277       3415     566  Uninet S.A. de C.V., MX
  9808        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6938       1692      17  TTNET, TR
 12479        6804       1715     152  UNI2-AS, ES
 16509        6291      10161    2673  AMAZON-02, US
  7545        5862        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4501        298     790  CABLEONE, US
  8551        4007        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3963       3032     368  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        9045         9008  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6938         6921  TTNET, TR
 12479        6804         6652  UNI2-AS, ES
  7545        5862         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643         4570  ERX-CERNET-BKB China Education and Research Net
  8551        4007         3968  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3902         3872  VIASAT-SP-BACKBONE, US
 11492        4501         3711  CABLEONE, US
 16509        6291         3618  AMAZON-02, US
 22773        3963         3595  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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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
    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
23.141.0.0/24        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     
/13:590     /14:1201    /15:2068    /16:13586   /17:8367    /18:13917   
/19:25202   /20:43528   /21:52511   /22:108435  /23:95583   /24:524689  
/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        6064        6938  TTNET, TR
 12479        5768        6804  UNI2-AS, ES
  8151        3952       10277  Uninet S.A. de C.V., MX
  8551        3471        4007  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3422        4501  CABLEONE, US
  6327        3185        3372  SHAW, CA
  7155        2992        3902  VIASAT-SP-BACKBONE, US
 22773        2954        3963  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2264        2609  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1910      2:995       3:153       4:7         5:3761      6:103    
   7:5         8:1529      9:1        11:172      12:1720     13:415    
  14:2378     15:160      16:39       17:368      18:141      20:167    
  21:4        22:188      23:5487     24:2330     25:6        27:2678   
  29:19       31:2422     32:94       34:1        35:58       36:1737   
  37:3951     38:2512     39:681      40:149      41:3923     42:1065   
  43:2120     44:294      45:15994    46:3871     47:313      49:1626   
  50:1912     51:107      52:1365     53:1        54:293      55:755    
  56:8        57:56       58:1813     59:1151     60:960      61:2272   
  62:2446     63:1938     64:5516     65:2307     66:4889     67:2956   
  68:1178     69:4164     70:1347     71:678      72:3055     74:2636   
  75:1515     76:717      77:2124     78:3816     79:3101     80:1953   
  81:1660     82:1453     83:1195     84:1336     85:3624     86:713    
  87:1963     88:2621     89:3189     90:508      91:7538     92:1887   
  93:2592     94:3262     95:4488     96:1303     97:345      98:986    
  99:862     100:76      101:1047    102:1987    103:28397   104:4139   
 105:463     106:812     107:2459    108:773     109:4191    110:2060   
 111:3206    112:1962    113:1486    114:1526    115:2147    116:1894   
 117:2517    118:2351    119:1867    120:1634    121:1060    122:2529   
 123:2151    124:1557    125:2106    128:1373    129:1202    130:928    
 131:2088    132:793     133:370     134:1927    135:287     136:863    
 137:1007    138:2467    139:1231    140:891     141:1365    142:1257   
 143:1437    144:1233    145:344     146:1776    147:1474    148:2240   
 149:1687    150:867     151:1078    152:1827    153:525     154:3611   
 155:1337    156:1878    157:1220    158:1010    159:2051    160:2407   
 161:1301    162:3451    163:1217    164:1665    165:1585    166:636    
 167:1720    168:3708    169:689     170:4344    171:822     172:3007   
 173:3058    174:1025    175:1144    176:3523    177:4587    178:3041   
 179:1993    180:2355    181:2903    182:3197    183:1919    184:2393   
 185:19325   186:4311    187:3558    188:3805    189:3015    190:8917   
 191:1319    192:11046   193:8530    194:6934    195:4979    196:2915   
 197:2353    198:6002    199:6001    200:7517    201:5655    202:10487  
 203:10203   204:4561    205:3372    206:3819    207:3406    208:4012   
 209:4635    210:4278    211:2453    212:3931    213:3384    214:1157   
 215:64      216:6393    217:2658    218:1245    219:577     220:2046   
 221:989     222:861     223:2144   

End of report


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