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

REN Routing Table Report cscora at frr.nsrc.org
Mon Jan 17 21:13:31 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 17 Jan, 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:                              886821
    Prefixes after maximum aggregation (per Origin AS):          333130
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      425680
    Number of IPv4 prefixes with a valid ROA:                    304514
    Number of IPv4 prefixes with an invalid ROA:                   2723
    Number of IPv4 prefixes with no ROA:                         579584
Total ASes present in the Internet Routing Table:                 72623
    Prefixes per ASN:                                             12.21
Origin-only ASes present in the Internet Routing Table:           62355
Origin ASes announcing only one prefix:                           25661
Transit ASes present in the Internet Routing Table:               10268
Transit-only ASes present in the Internet Routing Table:            381
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:               906
    Number of instances of unregistered ASNs:                       910
Number of 32-bit ASNs allocated by the RIRs:                      38317
Number of 32-bit ASNs visible in the Routing Table:               31878
Prefixes from 32-bit ASNs in the Routing Table:                  148655
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            560
Number of addresses announced to Internet:                   3073033216
    Equivalent to 183 /8s, 42 /16s and 196 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      299353

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

Prefixes being announced by APNIC Region ASes:                   233594
    Total APNIC prefixes after maximum aggregation:               65180
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          228449
    Unique aggregates announced from the APNIC address blocks:    93616
APNIC Region origin ASes present in the Internet Routing Table:   12256
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3484
APNIC Region transit ASes present in the Internet Routing Table:   1711
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:   7465
Number of APNIC addresses announced to Internet:              773272576
    Equivalent to 46 /8s, 23 /16s and 52 /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:                    257547
    Total ARIN prefixes after maximum aggregation:               118523
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257466
    Unique aggregates announced from the ARIN address blocks:    122738
ARIN Region origin ASes present in the Internet Routing Table:    18930
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1922
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:    4292
Number of ARIN addresses announced to Internet:              1300519168
    Equivalent to 77 /8s, 132 /16s and 89 /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:                    253082
    Total RIPE prefixes after maximum aggregation:               116267
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249359
    Unique aggregates announced from the RIPE address blocks:    148532
RIPE Region origin ASes present in the Internet Routing Table:    28171
    RIPE Prefixes per ASN:                                         8.85
RIPE Region origin ASes announcing only one prefix:               12117
RIPE Region transit ASes present in the Internet Routing Table:    3934
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:   10609
Number of RIPE addresses announced to Internet:               713935872
    Equivalent to 42 /8s, 141 /16s and 204 /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:                  114220
    Total LACNIC prefixes after maximum aggregation:              27135
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115020
    Unique aggregates announced from the LACNIC address blocks:   48412
LACNIC Region origin ASes present in the Internet Routing Table:  10910
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2657
LACNIC Region transit ASes present in the Internet Routing Table:  2204
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:  8597
Number of LACNIC addresses announced to Internet:             176427776
    Equivalent to 10 /8s, 132 /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:                  27472
    Total AfriNIC prefixes after maximum aggregation:              5343
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35966
    Unique aggregates announced from the AfriNIC address blocks:  11883
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     22.73
AfriNIC Region origin ASes announcing only one prefix:              544
AfriNIC Region transit ASes present in the Internet Routing Table:  319
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  915
Number of AfriNIC addresses announced to Internet:            108538368
    Equivalent to 6 /8s, 120 /16s and 42 /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        8713       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5835        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3490       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3425       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2246        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2168       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2119        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        6095      10133    2627  AMAZON-02, US
 11492        4597        304     768  CABLEONE, US
 22773        4017       3055     380  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3670       1893    2565  AKAMAI-AS, US
  6327        3347       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2605        374     148  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2510       5042     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2248       3035     508  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        6919       1692      17  TTNET, TR
 12479        6829       1734     151  UNI2-AS, ES
 20940        3873       3194     541  AKAMAI-ASN1, NL
  8551        3786        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2925       2286     902  ROSTELECOM-AS, RU
  9009        2483        253    1300  M247, GB
 34984        2215        357     601  TELLCOM-AS, TR
 58224        1782        926     586  TCI, IR
 47331        1763        278    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       10643       3414     574  Uninet S.A. de C.V., MX
 10620        3440        519     713  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1642        283     463  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1380       2326     253  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1091        369      21  Telefonica del Peru S.A.A., PE
 11664         986        190     442  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        1635        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1229       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         875         63      60  ORANGE-COTE-IVOIRE, CI
 36935         738        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         428        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       10643       3414     574  Uninet S.A. de C.V., MX
  9808        8713       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6919       1692      17  TTNET, TR
 12479        6829       1734     151  UNI2-AS, ES
 16509        6095      10133    2627  AMAZON-02, US
  7545        5835        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4597        304     768  CABLEONE, US
 22773        4017       3055     380  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, 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        8713         8672  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6919         6902  TTNET, TR
 12479        6829         6678  UNI2-AS, ES
  7545        5835         5161  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654         4581  ERX-CERNET-BKB China Education and Research Net
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4597         3829  CABLEONE, US
  8551        3786         3747  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        4017         3637  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3608         3589  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
     32848  UNALLOCATED  8.28.72.0/24              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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, 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
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
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     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

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     /12:305     
/13:587     /14:1199    /15:2067    /16:13576   /17:8328    /18:13870   
/19:25147   /20:43344   /21:52061   /22:108469  /23:95411   /24:522286  
/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        6055        6919  TTNET, TR
 12479        5776        6829  UNI2-AS, ES
  8151        4484       10643  Uninet S.A. de C.V., MX
 11492        3532        4597  CABLEONE, US
  8551        3250        3786  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3159        3347  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2992        4017  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1889      2:988       3:153       4:7         5:3699      6:102    
   7:5         8:1522      9:1        11:172      12:1705     13:409    
  14:2356     15:146      16:39       17:373      18:129      20:165    
  21:4        22:188      23:5392     24:2370     25:4        27:2662   
  29:19       31:2412     32:101      34:1        35:50       36:1731   
  37:3921     38:2494     39:735      40:150      41:3894     42:1053   
  43:2118     44:296      45:15994    46:3856     47:304      49:1616   
  50:1904     51:107      52:1341     54:292      55:734      56:8      
  57:59       58:1813     59:1118     60:954      61:2272     62:2424   
  63:1936     64:5385     65:2323     66:4923     67:2955     68:1184   
  69:4173     70:1347     71:682      72:3066     74:2633     75:1516   
  76:715      77:2164     78:3801     79:2884     80:1920     81:1650   
  82:1437     83:1194     84:1327     85:3586     86:706      87:1891   
  88:2617     89:3148     90:503      91:7528     92:1892     93:2589   
  94:3262     95:4495     96:1307     97:344      98:992      99:863    
 100:75      101:1065    102:1910    103:28141   104:4118    105:458    
 106:827     107:2428    108:749     109:4180    110:2053    111:3138   
 112:1952    113:1491    114:1529    115:2140    116:1874    117:2506   
 118:2325    119:1893    120:1626    121:1058    122:2519    123:2151   
 124:1532    125:2078    128:1382    129:1150    130:917     131:2074   
 132:788     133:368     134:1928    135:287     136:853     137:1005   
 138:2490    139:1230    140:871     141:1337    142:1253    143:1429   
 144:1232    145:336     146:1759    147:1472    148:2239    149:1655   
 150:863     151:1081    152:1786    153:523     154:3681    155:1361   
 156:1845    157:1204    158:995     159:2015    160:2390    161:1263   
 162:3422    163:1195    164:1665    165:1544    166:623     167:1715   
 168:3680    169:691     170:4307    171:822     172:2972    173:3044   
 174:1016    175:1140    176:3465    177:4582    178:3021    179:2002   
 180:2362    181:2856    182:3177    183:1925    184:2415    185:19205  
 186:4281    187:3545    188:3761    189:3203    190:8903    191:1325   
 192:10989   193:8484    194:6960    195:4980    196:2924    197:2371   
 198:5970    199:5988    200:7457    201:5713    202:10493   203:10236  
 204:4517    205:3387    206:3812    207:3380    208:3997    209:4599   
 210:4271    211:2454    212:3936    213:3385    214:1154    215:64     
 216:6400    217:2621    218:1223    219:554     220:2050    221:982    
 222:881     223:2123   

End of report


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