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

REN Routing Table Report cscora at frr.nsrc.org
Sun Feb 6 21:13:06 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Sun 06 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:                              889870
    Prefixes after maximum aggregation (per Origin AS):          333984
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427255
    Number of IPv4 prefixes with a valid ROA:                    307718
    Number of IPv4 prefixes with an invalid ROA:                   2829
    Number of IPv4 prefixes with no ROA:                         579323
Total ASes present in the Internet Routing Table:                 72772
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62482
Origin ASes announcing only one prefix:                           25725
Transit ASes present in the Internet Routing Table:               10290
Transit-only ASes present in the Internet Routing Table:            370
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:               903
    Number of instances of unregistered ASNs:                       907
Number of 32-bit ASNs allocated by the RIRs:                      38517
Number of 32-bit ASNs visible in the Routing Table:               32057
Prefixes from 32-bit ASNs in the Routing Table:                  149864
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:            522
Number of addresses announced to Internet:                   3068765440
    Equivalent to 182 /8s, 233 /16s and 165 /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:      300333

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

Prefixes being announced by APNIC Region ASes:                   234624
    Total APNIC prefixes after maximum aggregation:               65545
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229455
    Unique aggregates announced from the APNIC address blocks:    94008
APNIC Region origin ASes present in the Internet Routing Table:   12342
    APNIC Prefixes per ASN:                                       18.59
APNIC Region origin ASes announcing only one prefix:               3515
APNIC Region transit ASes present in the Internet Routing Table:   1720
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:   7550
Number of APNIC addresses announced to Internet:              774339840
    Equivalent to 46 /8s, 39 /16s and 125 /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:                    258219
    Total ARIN prefixes after maximum aggregation:               118729
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258232
    Unique aggregates announced from the ARIN address blocks:    123296
ARIN Region origin ASes present in the Internet Routing Table:    18960
    ARIN Prefixes per ASN:                                        13.62
ARIN Region origin ASes announcing only one prefix:                6878
ARIN Region transit ASes present in the Internet Routing Table:    1934
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:    4321
Number of ARIN addresses announced to Internet:              1295906560
    Equivalent to 77 /8s, 61 /16s and 247 /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:                    253658
    Total RIPE prefixes after maximum aggregation:               116392
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250052
    Unique aggregates announced from the RIPE address blocks:    148958
RIPE Region origin ASes present in the Internet Routing Table:    28186
    RIPE Prefixes per ASN:                                         8.87
RIPE Region origin ASes announcing only one prefix:               12125
RIPE Region transit ASes present in the Internet Routing Table:    3947
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:   10638
Number of RIPE addresses announced to Internet:               713384192
    Equivalent to 42 /8s, 133 /16s and 97 /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:                  114772
    Total LACNIC prefixes after maximum aggregation:              27290
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115489
    Unique aggregates announced from the LACNIC address blocks:   48592
LACNIC Region origin ASes present in the Internet Routing Table:  10944
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2190
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:  8628
Number of LACNIC addresses announced to Internet:             176632064
    Equivalent to 10 /8s, 135 /16s and 49 /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:                  27694
    Total AfriNIC prefixes after maximum aggregation:              5361
    AfriNIC Deaggregation factor:                                  5.17
Prefixes being announced from the AfriNIC address blocks:         36119
    Unique aggregates announced from the AfriNIC address blocks:  11938
AfriNIC Region origin ASes present in the Internet Routing Table:  1586
    AfriNIC Prefixes per ASN:                                     22.77
AfriNIC Region origin ASes announcing only one prefix:              547
AfriNIC Region transit ASes present in the Internet Routing Table:  318
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:  920
Number of AfriNIC addresses announced to Internet:            108175872
    Equivalent to 6 /8s, 114 /16s and 162 /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        5857        787     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2314        475     234  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2290      11120     605  KIXS-AS-KR Korea Telecom, KR
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        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        6238      10154    2663  AMAZON-02, US
 11492        4517        299     788  CABLEONE, US
 22773        3969       3032     369  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 16625        3661       1887    2564  AKAMAI-AS, US
  6327        3365       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2609        374     147  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     427  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2251       3035     509  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        6895       1692      17  TTNET, TR
 12479        6811       1720     154  UNI2-AS, ES
  8551        4007        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3877       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2928       2274     905  ROSTELECOM-AS, RU
  9009        2475        250    1286  M247, GB
 34984        2219        357     605  TELLCOM-AS, TR
 58224        1791        929     579  TCI, IR
 47331        1753        277    1330  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       10623       3434     566  Uninet S.A. de C.V., MX
 10620        3454        518     721  Telmex Colombia S.A., CO
 11830        2460        369      62  Instituto Costarricense de Electricidad
 13999        1663        284     469  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1390       2331     247  CLARO S.A., BR
  3816        1248        659     145  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1137       2350     139  TIM SA, BR
  6147        1095        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  Techtel LMDS Comunicaciones Interactiva

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1551        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         613       1863      34  IAM-AS, MA
 15399         512         50      29  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       10623       3434     566  Uninet S.A. de C.V., MX
  9808        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6895       1692      17  TTNET, TR
 12479        6811       1720     154  UNI2-AS, ES
 16509        6238      10154    2663  AMAZON-02, US
  7545        5857        787     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4517        299     788  CABLEONE, US
  8551        4007        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3969       3032     369  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        6895         6878  TTNET, TR
 12479        6811         6657  UNI2-AS, ES
  7545        5857         5170  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644         4571  ERX-CERNET-BKB China Education and Research Net
  8551        4007         3968  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3903         3873  VIASAT-SP-BACKBONE, US
 11492        4517         3729  CABLEONE, US
 22773        3969         3600  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
    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
     17033  UNALLOCATED  8.48.225.0/24             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     /14:1203    /15:2067    /16:13590   /17:8365    /18:13909   
/19:25190   /20:43506   /21:52235   /22:108353  /23:95739   /24:524647  
/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        6029        6895  TTNET, TR
 12479        5769        6811  UNI2-AS, ES
  8151        4349       10623  Uninet S.A. de C.V., MX
  8551        3471        4007  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3441        4517  CABLEONE, US
  6327        3177        3365  SHAW, CA
  7155        2993        3903  VIASAT-SP-BACKBONE, US
 22773        2957        3969  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)
----------------------------------------------

   1:1906      2:1004      3:153       4:7         5:3736      6:103    
   7:5         8:1525      9:1        11:172      12:1711     13:416    
  14:2377     15:155      16:39       17:371      18:140      20:165    
  21:4        22:188      23:5454     24:2327     25:6        27:2666   
  29:19       31:2413     32:95       34:1        35:55       36:1736   
  37:3939     38:2520     39:675      40:149      41:3929     42:1062   
  43:2115     44:293      45:16032    46:3853     47:313      49:1620   
  50:1904     51:107      52:1356     53:1        54:292      55:743    
  56:8        57:56       58:1815     59:1135     60:959      61:2273   
  62:2441     63:1942     64:5492     65:2307     66:4886     67:2955   
  68:1183     69:4162     70:1344     71:678      72:3057     74:2634   
  75:1516     76:716      77:2117     78:3808     79:3098     80:1945   
  81:1664     82:1449     83:1198     84:1317     85:3621     86:711    
  87:1963     88:2613     89:3160     90:506      91:7537     92:1879   
  93:2596     94:3253     95:4483     96:1304     97:345      98:991    
  99:863     100:76      101:1065    102:1985    103:28339   104:4115   
 105:462     106:807     107:2456    108:769     109:4184    110:2055   
 111:3206    112:1964    113:1486    114:1543    115:2133    116:1889   
 117:2511    118:2342    119:1870    120:1635    121:1056    122:2525   
 123:2156    124:1556    125:2106    128:1375    129:1195    130:922    
 131:2100    132:776     133:370     134:1934    135:289     136:861    
 137:1003    138:2480    139:1233    140:883     141:1348    142:1254   
 143:1435    144:1229    145:344     146:1760    147:1471    148:2249   
 149:1670    150:859     151:1076    152:1818    153:525     154:3693   
 155:1331    156:1867    157:1214    158:1007    159:2063    160:2400   
 161:1299    162:3433    163:1216    164:1692    165:1582    166:620    
 167:1720    168:3695    169:693     170:4313    171:821     172:3010   
 173:3051    174:1017    175:1141    176:3513    177:4592    178:3027   
 179:2058    180:2358    181:2913    182:3198    183:1918    184:2389   
 185:19281   186:4326    187:3644    188:3822    189:3225    190:8948   
 191:1324    192:11034   193:8534    194:6958    195:4980    196:2925   
 197:2371    198:6000    199:6000    200:7545    201:5703    202:10519  
 203:10201   204:4551    205:3377    206:3824    207:3377    208:4004   
 209:4617    210:4280    211:2452    212:3940    213:3379    214:1151   
 215:64      216:6363    217:2646    218:1239    219:577     220:2045   
 221:989     222:862     223:2143   

End of report


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