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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 24 21:13:19 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 24 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:                              891895
    Prefixes after maximum aggregation (per Origin AS):          335297
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      428174
    Number of IPv4 prefixes with a valid ROA:                    310996
    Number of IPv4 prefixes with an invalid ROA:                   2636
    Number of IPv4 prefixes with no ROA:                         578263
Total ASes present in the Internet Routing Table:                 72878
    Prefixes per ASN:                                             12.24
Origin-only ASes present in the Internet Routing Table:           62562
Origin ASes announcing only one prefix:                           25758
Transit ASes present in the Internet Routing Table:               10316
Transit-only ASes present in the Internet Routing Table:            375
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:               913
    Number of instances of unregistered ASNs:                       919
Number of 32-bit ASNs allocated by the RIRs:                      38633
Number of 32-bit ASNs visible in the Routing Table:               32218
Prefixes from 32-bit ASNs in the Routing Table:                  150982
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:            518
Number of addresses announced to Internet:                   3067789568
    Equivalent to 182 /8s, 218 /16s and 193 /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:      300423

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

Prefixes being announced by APNIC Region ASes:                   235229
    Total APNIC prefixes after maximum aggregation:               65718
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          230034
    Unique aggregates announced from the APNIC address blocks:    94216
APNIC Region origin ASes present in the Internet Routing Table:   12413
    APNIC Prefixes per ASN:                                       18.53
APNIC Region origin ASes announcing only one prefix:               3542
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:   7627
Number of APNIC addresses announced to Internet:              773487104
    Equivalent to 46 /8s, 26 /16s and 122 /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:                    259283
    Total ARIN prefixes after maximum aggregation:               119265
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           259331
    Unique aggregates announced from the ARIN address blocks:    123684
ARIN Region origin ASes present in the Internet Routing Table:    18991
    ARIN Prefixes per ASN:                                        13.66
ARIN Region origin ASes announcing only one prefix:                6895
ARIN Region transit ASes present in the Internet Routing Table:    1946
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:    4367
Number of ARIN addresses announced to Internet:              1295568384
    Equivalent to 77 /8s, 56 /16s and 206 /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:                    254436
    Total RIPE prefixes after maximum aggregation:               116860
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250932
    Unique aggregates announced from the RIPE address blocks:    149284
RIPE Region origin ASes present in the Internet Routing Table:    28174
    RIPE Prefixes per ASN:                                         8.91
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                         251
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10665
Number of RIPE addresses announced to Internet:               713970944
    Equivalent to 42 /8s, 142 /16s and 85 /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:                  114363
    Total LACNIC prefixes after maximum aggregation:              27381
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115046
    Unique aggregates announced from the LACNIC address blocks:   48603
LACNIC Region origin ASes present in the Internet Routing Table:  10943
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2211
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:  8631
Number of LACNIC addresses announced to Internet:             176647680
    Equivalent to 10 /8s, 135 /16s and 110 /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:                  27671
    Total AfriNIC prefixes after maximum aggregation:              5397
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         36033
    Unique aggregates announced from the AfriNIC address blocks:  11942
AfriNIC Region origin ASes present in the Internet Routing Table:  1596
    AfriNIC Prefixes per ASN:                                     22.58
AfriNIC Region origin ASes announcing only one prefix:              554
AfriNIC Region transit ASes present in the Internet Routing Table:  320
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:  928
Number of AfriNIC addresses announced to Internet:            107795200
    Equivalent to 6 /8s, 108 /16s and 211 /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        9070       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5872        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3433       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2379        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2290      11120     608  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        6327      10196    2692  AMAZON-02, US
 11492        4443        295     736  CABLEONE, US
 22773        3962       3033     370  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3895        263      26  VIASAT-SP-BACKBONE, US
 16625        3667       1890    2573  AKAMAI-AS, US
  6327        3388       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2610        374     156  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2262       3042     500  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        6962       1692      17  TTNET, TR
 12479        6815       1729     149  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3898       3193     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2469        249    1288  M247, GB
 34984        2235        358     606  TELLCOM-AS, TR
 58224        1782        929     579  TCI, IR
 25019        1765       1078     166  SAUDINETSTC-AS, SA

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       10345       3415     563  Uninet S.A. de C.V., MX
 10620        3469        520     699  Telmex Colombia S.A., CO
 11830        2459        369      62  Instituto Costarricense de Electricidad
 13999        1688        288     470  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1385       2332     247  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1151       2350     139  TIM SA, BR
  6147        1089        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        1592        393      21  LINKdotNET-AS, EG
 24835        1545        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         902         64      61  ORANGE-COTE-IVOIRE, CI
 36935         730        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         51      34  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       10345       3415     563  Uninet S.A. de C.V., MX
  9808        9070       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6962       1692      17  TTNET, TR
 12479        6815       1729     149  UNI2-AS, ES
 16509        6327      10196    2692  AMAZON-02, US
  7545        5872        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4443        295     736  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3962       3033     370  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        9070         9033  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6962         6945  TTNET, TR
 12479        6815         6666  UNI2-AS, ES
  7545        5872         5187  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        3895         3869  VIASAT-SP-BACKBONE, US
 11492        4443         3707  CABLEONE, US
 16509        6327         3635  AMAZON-02, US
 22773        3962         3592  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     /14:1202    /15:2063    /16:13589   /17:8364    /18:13901   
/19:25205   /20:43569   /21:52587   /22:108533  /23:95719   /24:526097  
/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        6077        6962  TTNET, TR
 12479        5786        6815  UNI2-AS, ES
  8151        4014       10345  Uninet S.A. de C.V., MX
  8551        3479        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3358        4443  CABLEONE, US
  6327        3201        3388  SHAW, CA
  7155        2988        3895  VIASAT-SP-BACKBONE, US
 22773        2951        3962  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2266        2610  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1909      2:991       3:151       4:7         5:3774      6:103    
   7:5         8:1533      9:1        11:172      12:1718     13:415    
  14:2379     15:168      16:42       17:373      18:142      20:166    
  21:4        22:188      23:5498     24:2306     25:6        27:2684   
  29:19       31:2430     32:93       34:1        35:61       36:1734   
  37:3950     38:2612     39:689      40:150      41:3917     42:1057   
  43:2133     44:298      45:16065    46:3890     47:330      49:1659   
  50:1913     51:108      52:1367     53:1        54:291      55:770    
  56:8        57:59       58:1820     59:1176     60:967      61:2283   
  62:2454     63:1941     64:5517     65:2298     66:4870     67:2967   
  68:1187     69:4143     70:1346     71:676      72:3080     74:2620   
  75:1517     76:720      77:2125     78:3862     79:3107     80:1964   
  81:1667     82:1462     83:1202     84:1336     85:3637     86:725    
  87:1958     88:2649     89:3244     90:512      91:7552     92:1888   
  93:2592     94:3271     95:4491     96:1303     97:345      98:990    
  99:861     100:76      101:1046    102:1995    103:28488   104:4232   
 105:463     106:854     107:2486    108:782     109:4198    110:2066   
 111:3222    112:1980    113:1487    114:1513    115:2143    116:1887   
 117:2512    118:2351    119:1888    120:1631    121:1088    122:2540   
 123:2154    124:1559    125:2125    128:1315    129:1185    130:922    
 131:2096    132:796     133:372     134:1931    135:288     136:869    
 137:1002    138:2462    139:1237    140:889     141:1367    142:1268   
 143:1458    144:1227    145:343     146:1794    147:1478    148:2237   
 149:1699    150:869     151:1075    152:1835    153:532     154:3600   
 155:1421    156:1875    157:1227    158:1021    159:2049    160:2415   
 161:1298    162:3458    163:1239    164:1676    165:1590    166:648    
 167:1744    168:3715    169:685     170:4420    171:823     172:3034   
 173:3062    174:1021    175:1124    176:3502    177:4560    178:3099   
 179:1965    180:2337    181:2926    182:3262    183:1942    184:2391   
 185:19328   186:4327    187:3567    188:3841    189:3022    190:8918   
 191:1300    192:11071   193:8539    194:6947    195:4979    196:2927   
 197:2360    198:6022    199:5991    200:7521    201:5659    202:10510  
 203:10207   204:4555    205:3371    206:3769    207:3385    208:4013   
 209:4651    210:4292    211:2452    212:3954    213:3392    214:1158   
 215:64      216:6410    217:2639    218:1239    219:575     220:2042   
 221:989     222:863     223:2142   

End of report


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