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

REN Routing Table Report cscora at frr.nsrc.org
Thu May 26 21:13:34 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 26 May, 2022

  IPv4 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:                              892175
    Prefixes after maximum aggregation (per Origin AS):          337410
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      432854
    Number of IPv4 prefixes with a valid ROA:                    327293
    Number of IPv4 prefixes with an invalid ROA:                   3012
    Number of IPv4 prefixes with no ROA:                         561870
Total ASes present in the Internet Routing Table:                 73173
    Prefixes per ASN:                                             12.19
Origin-only ASes present in the Internet Routing Table:           62869
Origin ASes announcing only one prefix:                           25772
Transit ASes present in the Internet Routing Table:               10304
Transit-only ASes present in the Internet Routing Table:            364
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               914
    Number of instances of unregistered ASNs:                       922
Number of 32-bit ASNs allocated by the RIRs:                      39478
Number of 32-bit ASNs visible in the Routing Table:               32725
Prefixes from 32-bit ASNs in the Routing Table:                  154687
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            506
Number of addresses announced to Internet:                   3065747200
    Equivalent to 182 /8s, 187 /16s and 151 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      297811

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

Prefixes being announced by APNIC Region ASes:                   236015
    Total APNIC prefixes after maximum aggregation:               66578
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          231269
    Unique aggregates announced from the APNIC address blocks:    94918
APNIC Region origin ASes present in the Internet Routing Table:   12660
    APNIC Prefixes per ASN:                                       18.27
APNIC Region origin ASes announcing only one prefix:               3615
APNIC Region transit ASes present in the Internet Routing Table:   1751
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7880
Number of APNIC addresses announced to Internet:              773716736
    Equivalent to 46 /8s, 29 /16s and 251 /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:                    262454
    Total ARIN prefixes after maximum aggregation:               120526
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           262181
    Unique aggregates announced from the ARIN address blocks:    125957
ARIN Region origin ASes present in the Internet Routing Table:    19043
    ARIN Prefixes per ASN:                                        13.77
ARIN Region origin ASes announcing only one prefix:                6921
ARIN Region transit ASes present in the Internet Routing Table:    1921
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4506
Number of ARIN addresses announced to Internet:              1293445888
    Equivalent to 77 /8s, 24 /16s and 107 /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:                    250005
    Total RIPE prefixes after maximum aggregation:               116538
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           247518
    Unique aggregates announced from the RIPE address blocks:    151124
RIPE Region origin ASes present in the Internet Routing Table:    28121
    RIPE Prefixes per ASN:                                         8.80
RIPE Region origin ASes announcing only one prefix:               12009
RIPE Region transit ASes present in the Internet Routing Table:    3934
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10704
Number of RIPE addresses announced to Internet:               714100480
    Equivalent to 42 /8s, 144 /16s and 79 /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:                  114892
    Total LACNIC prefixes after maximum aggregation:              27600
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114699
    Unique aggregates announced from the LACNIC address blocks:   48637
LACNIC Region origin ASes present in the Internet Routing Table:  10963
    LACNIC Prefixes per ASN:                                      10.46
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2196
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8669
Number of LACNIC addresses announced to Internet:             176503808
    Equivalent to 10 /8s, 133 /16s and 60 /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:                  27895
    Total AfriNIC prefixes after maximum aggregation:              5488
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         36001
    Unique aggregates announced from the AfriNIC address blocks:  11797
AfriNIC Region origin ASes present in the Internet Routing Table:  1640
    AfriNIC Prefixes per ASN:                                     21.95
AfriNIC Region origin ASes announcing only one prefix:              567
AfriNIC Region transit ASes present in the Internet Routing Table:  337
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:  966
Number of AfriNIC addresses announced to Internet:            107693824
    Equivalent to 6 /8s, 107 /16s and 71 /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        9198       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5919        789     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4671       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3559       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3424       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2410        499     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        425     214  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        6474      10359    2811  AMAZON-02, US
 11492        4509        299     670  CABLEONE, US
 22773        3954       3078     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3528       1815    2526  AKAMAI-AS, US
  6327        3439       1319      64  SHAW, CA
   749        2868      50793    2126  DNIC-AS-00749, US
 30036        2622        373     167  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2427       4961     418  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3051     493  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
 12479        6818       1730     150  UNI2-AS, ES
  8551        3998        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3973       3361     203  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
  6849        2927        355      21  UKRTELNET, UA
 12389        2922       2273     907  ROSTELECOM-AS, RU
  9009        2473        246    1279  M247, GB
 34984        2235        357     628  TELLCOM-AS, TR
 58224        1815        931     599  TCI, IR
 13188        1549         97     118  TRIOLAN, UA

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       10589       3397     562  Uninet S.A. de C.V., MX
 10620        3480        518     736  Telmex Colombia S.A., CO
 11830        2435        369      63  Instituto Costarricense de Electricidad
 13999        1832        302     471  Mega Cable, S.A. de C.V., MX
  6503        1450        355     528  Axtel, S.A.B. de C.V., MX
 28573        1357       2333     255  CLARO S.A., BR
  3816        1257        671     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1077        369      21  Telefonica del Peru S.A.A., PE
 11664        1026        192     444  Techtel LMDS Comunicaciones Interactiva
 11172         958        133      61  Alestra, S. de R.L. de C.V., MX

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        1655        393      21  LINKdotNET-AS, EG
 24835        1466        497      30  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         956         65      64  ORANGE-COTE-IVOIRE, CI
 36935         675        520      42  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         517         51      37  WANANCHI-, KE
 37342         464         32       1  MOVITEL, MZ
 23889         423        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       10589       3397     562  Uninet S.A. de C.V., MX
  9808        9198       8879      35  CHINAMOBILE-CN China Mobile Communicati
 12479        6818       1730     150  UNI2-AS, ES
 16509        6474      10359    2811  AMAZON-02, US
  7545        5919        789     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4671       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4509        299     670  CABLEONE, US
  8551        3998        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3973       3361     203  AKAMAI-ASN1, NL
 22773        3954       3078     371  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        9198         9163  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6818         6668  UNI2-AS, ES
  7545        5919         5230  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4671         4596  ERX-CERNET-BKB China Education and Research Net
  8551        3998         3959  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 11492        4509         3839  CABLEONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 20940        3973         3770  AKAMAI-ASN1, NL
 16509        6474         3663  AMAZON-02, 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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.129.40.0/24       Origin:      6461  ZAYO-6461, US
23.129.40.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.129.56.0/24       Origin:      6461  ZAYO-6461, US
23.129.56.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.129.136.0/24      Origin:      6461  ZAYO-6461, US
23.129.136.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.166.208.0/24      Origin:    398906  LUFTCLOUD-ASN-01, US
23.166.208.0/24     Transit:    132132  REPUBLICTELECOM-SG MyRepublic Ltd., SG

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      /10:41      /11:100     /12:307     
/13:590     /14:1206    /15:2095    /16:13551   /17:8310    /18:13901   
/19:25167   /20:44053   /21:51582   /22:107965  /23:95553   /24:527724  
/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
 12479        5791        6818  UNI2-AS, ES
  8151        4366       10589  Uninet S.A. de C.V., MX
  8551        3464        3998  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3414        4509  CABLEONE, US
  6327        3249        3439  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2943        3954  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2778        2927  UKRTELNET, UA
 30036        2279        2622  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1913      2:1024      3:154       4:6         5:3791      6:104    
   7:5         8:1541      9:1        11:173      12:1708     13:295    
  14:2374     15:201      16:42       17:383      18:163      20:212    
  21:4        22:188      23:5663     24:2330     25:6        27:2659   
  29:19       31:2425     32:92       34:4        35:81       36:1764   
  37:4430     38:2898     39:704      40:152      41:3962     42:1098   
  43:2189     44:291      45:16090    46:4123     47:325      49:1675   
  50:2171     51:108      52:1434     54:370      55:757      56:8      
  57:59       58:1850     59:1183     60:963      61:2250     62:2535   
  63:1939     64:5564     65:2332     66:4863     67:2998     68:1194   
  69:4175     70:1335     71:691      72:3059     74:2658     75:1392   
  76:584      77:2167     78:1852     79:3114     80:1995     81:1605   
  82:1500     83:1204     84:1371     85:2932     86:710      87:1965   
  88:1125     89:3297     90:539      91:7633     92:2021     93:2589   
  94:3482     95:3850     96:1309     97:349      98:1000     99:737    
 100:77      101:1050    102:2092    103:29185   104:4411    105:466    
 106:875     107:2523    108:833     109:4241    110:2037    111:3249   
 112:2034    113:1503    114:1493    115:2148    116:1897    117:2515   
 118:2318    119:1877    120:1663    121:1103    122:2559    123:2135   
 124:1536    125:2145    128:1257    129:1100    130:980     131:2061   
 132:806     133:378     134:1909    135:290     136:885     137:1006   
 138:2448    139:1513    140:864     141:1421    142:1292    143:1439   
 144:1207    145:347     146:1824    147:1492    148:2253    149:1731   
 150:857     151:1078    152:1854    153:536     154:3446    155:1429   
 156:1840    157:1233    158:1046    159:2203    160:2533    161:1284   
 162:3465    163:1280    164:1663    165:1622    166:728     167:1742   
 168:3751    169:843     170:4473    171:828     172:3183    173:3136   
 174:1024    175:1128    176:3571    177:4642    178:3532    179:2084   
 180:2349    181:2991    182:3212    183:1954    184:2370    185:19494  
 186:4270    187:3791    188:3873    189:3295    190:8957    191:1304   
 192:11020   193:8617    194:7020    195:4972    196:2980    197:2383   
 198:5993    199:6049    200:7567    201:5723    202:10489   203:10239  
 204:4540    205:3444    206:3763    207:3385    208:4025    209:4673   
 210:4359    211:2461    212:4017    213:3437    214:1156    215:67     
 216:6484    217:2674    218:1285    219:549     220:1959    221:983    
 222:847     223:2122   

End of report


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