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

REN Routing Table Report cscora at frr.nsrc.org
Mon Feb 21 21:13:08 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 21 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:                              890932
    Prefixes after maximum aggregation (per Origin AS):          334873
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427922
    Number of IPv4 prefixes with a valid ROA:                    310609
    Number of IPv4 prefixes with an invalid ROA:                   2599
    Number of IPv4 prefixes with no ROA:                         577724
Total ASes present in the Internet Routing Table:                 72850
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62532
Origin ASes announcing only one prefix:                           25749
Transit ASes present in the Internet Routing Table:               10318
Transit-only ASes present in the Internet Routing Table:            378
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:               924
    Number of instances of unregistered ASNs:                       930
Number of 32-bit ASNs allocated by the RIRs:                      38607
Number of 32-bit ASNs visible in the Routing Table:               32169
Prefixes from 32-bit ASNs in the Routing Table:                  150649
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            534
Number of addresses announced to Internet:                   3068177664
    Equivalent to 182 /8s, 224 /16s and 173 /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:      300233

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

Prefixes being announced by APNIC Region ASes:                   234908
    Total APNIC prefixes after maximum aggregation:               65528
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229793
    Unique aggregates announced from the APNIC address blocks:    94069
APNIC Region origin ASes present in the Internet Routing Table:   12381
    APNIC Prefixes per ASN:                                       18.56
APNIC Region origin ASes announcing only one prefix:               3536
APNIC Region transit ASes present in the Internet Routing Table:   1712
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:   7596
Number of APNIC addresses announced to Internet:              773386752
    Equivalent to 46 /8s, 24 /16s and 242 /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:                    258941
    Total ARIN prefixes after maximum aggregation:               119194
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258939
    Unique aggregates announced from the ARIN address blocks:    123544
ARIN Region origin ASes present in the Internet Routing Table:    18991
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6903
ARIN Region transit ASes present in the Internet Routing Table:    1940
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:    4363
Number of ARIN addresses announced to Internet:              1295867136
    Equivalent to 77 /8s, 61 /16s and 93 /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:                    254214
    Total RIPE prefixes after maximum aggregation:               116706
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250680
    Unique aggregates announced from the RIPE address blocks:    149322
RIPE Region origin ASes present in the Internet Routing Table:    28188
    RIPE Prefixes per ASN:                                         8.89
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    3957
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:   10663
Number of RIPE addresses announced to Internet:               713846528
    Equivalent to 42 /8s, 140 /16s and 111 /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:                  114329
    Total LACNIC prefixes after maximum aggregation:              27374
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115026
    Unique aggregates announced from the LACNIC address blocks:   48586
LACNIC Region origin ASes present in the Internet Routing Table:  10936
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              2661
LACNIC Region transit ASes present in the Internet Routing Table:  2215
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:  8625
Number of LACNIC addresses announced to Internet:             176624384
    Equivalent to 10 /8s, 135 /16s and 19 /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:                  27616
    Total AfriNIC prefixes after maximum aggregation:              5388
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         35959
    Unique aggregates announced from the AfriNIC address blocks:  11942
AfriNIC Region origin ASes present in the Internet Routing Table:  1589
    AfriNIC Prefixes per ASN:                                     22.63
AfriNIC Region origin ASes announcing only one prefix:              547
AfriNIC Region transit ASes present in the Internet Routing Table:  317
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:  922
Number of AfriNIC addresses announced to Internet:            108125184
    Equivalent to 6 /8s, 113 /16s and 220 /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        9071       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5867        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3603       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2377        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2302      11121     615  KIXS-AS-KR Korea Telecom, KR
 45090        2170       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        6293      10190    2681  AMAZON-02, US
 11492        4441        295     742  CABLEONE, US
 22773        3958       3033     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3653       1884    2565  AKAMAI-AS, US
  6327        3379       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2612        374     148  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2257       3037     503  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        6954       1692      17  TTNET, TR
 12479        6812       1731     150  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3883       3192     537  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2464        249    1285  M247, GB
 34984        2239        359     605  TELLCOM-AS, TR
 58224        1787        929     579  TCI, IR
 47331        1758        279    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       10324       3415     566  Uninet S.A. de C.V., MX
 10620        3469        520     698  Telmex Colombia S.A., CO
 11830        2458        369      62  Instituto Costarricense de Electricidad
 13999        1669        285     474  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1383       2330     246  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1152       2351     140  TIM SA, BR
  6147        1089        369      21  Telefonica del Peru S.A.A., PE
 11664         999        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        1591        393      21  LINKdotNET-AS, EG
 24835        1546        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         903         64      61  ORANGE-COTE-IVOIRE, CI
 36935         734        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         517         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       10324       3415     566  Uninet S.A. de C.V., MX
  9808        9071       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6954       1692      17  TTNET, TR
 12479        6812       1731     150  UNI2-AS, ES
 16509        6293      10190    2681  AMAZON-02, US
  7545        5867        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4441        295     742  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3958       3033     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        9071         9034  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6954         6937  TTNET, TR
 12479        6812         6662  UNI2-AS, ES
  7545        5867         5182  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643         4570  ERX-CERNET-BKB China Education and Research Net
  8551        4015         3976  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 11492        4441         3699  CABLEONE, US
 16509        6293         3612  AMAZON-02, US
 22773        3958         3590  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     
/13:591     /14:1201    /15:2064    /16:13591   /17:8370    /18:13915   
/19:25205   /20:43533   /21:52531   /22:108481  /23:95573   /24:525402  
/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        6075        6954  TTNET, TR
 12479        5780        6812  UNI2-AS, ES
  8151        3990       10324  Uninet S.A. de C.V., MX
  8551        3479        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3361        4441  CABLEONE, US
  6327        3193        3379  SHAW, CA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2949        3958  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2268        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)
----------------------------------------------

   1:1910      2:992       3:153       4:7         5:3787      6:103    
   7:5         8:1529      9:1        11:172      12:1719     13:418    
  14:2380     15:166      16:42       17:373      18:140      20:166    
  21:4        22:188      23:5500     24:2307     25:6        27:2684   
  29:19       31:2435     32:93       34:1        35:60       36:1729   
  37:3952     38:2601     39:687      40:149      41:3908     42:1034   
  43:2130     44:297      45:16058    46:3885     47:336      49:1634   
  50:1917     51:107      52:1364     53:1        54:294      55:774    
  56:8        57:57       58:1820     59:1169     60:961      61:2283   
  62:2453     63:1939     64:5519     65:2303     66:4866     67:2962   
  68:1183     69:4162     70:1343     71:674      72:3063     74:2621   
  75:1517     76:719      77:2128     78:3861     79:3107     80:1971   
  81:1665     82:1428     83:1193     84:1341     85:3635     86:722    
  87:1959     88:2649     89:3237     90:513      91:7530     92:1892   
  93:2616     94:3258     95:4487     96:1303     97:347      98:990    
  99:860     100:76      101:1045    102:1982    103:28471   104:4167   
 105:464     106:862     107:2461    108:776     109:4206    110:2061   
 111:3217    112:1991    113:1490    114:1516    115:2138    116:1892   
 117:2513    118:2343    119:1884    120:1633    121:1087    122:2537   
 123:2155    124:1557    125:2124    128:1310    129:1180    130:924    
 131:2088    132:794     133:371     134:1929    135:283     136:867    
 137:1009    138:2471    139:1237    140:892     141:1363    142:1265   
 143:1446    144:1225    145:342     146:1785    147:1474    148:2246   
 149:1605    150:867     151:1076    152:1830    153:528     154:3591   
 155:1356    156:1877    157:1225    158:1020    159:2055    160:2410   
 161:1300    162:3460    163:1233    164:1669    165:1584    166:643    
 167:1726    168:3711    169:686     170:4351    171:823     172:3029   
 173:3064    174:1022    175:1125    176:3498    177:4548    178:3047   
 179:1981    180:2343    181:2915    182:3252    183:1927    184:2385   
 185:19363   186:4328    187:3554    188:3840    189:3028    190:8909   
 191:1304    192:11072   193:8531    194:6941    195:4992    196:2927   
 197:2348    198:6005    199:5988    200:7532    201:5658    202:10515  
 203:10202   204:4562    205:3373    206:3760    207:3399    208:4012   
 209:4626    210:4291    211:2449    212:3951    213:3384    214:1153   
 215:64      216:6402    217:2641    218:1245    219:576     220:2042   
 221:989     222:863     223:2141   

End of report


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