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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jan 12 21:13:17 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Wed 12 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:                              886755
    Prefixes after maximum aggregation (per Origin AS):          332883
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      424916
    Number of IPv4 prefixes with a valid ROA:                    304101
    Number of IPv4 prefixes with an invalid ROA:                   2689
    Number of IPv4 prefixes with no ROA:                         579965
Total ASes present in the Internet Routing Table:                 72598
    Prefixes per ASN:                                             12.21
Origin-only ASes present in the Internet Routing Table:           62336
Origin ASes announcing only one prefix:                           25660
Transit ASes present in the Internet Routing Table:               10262
Transit-only ASes present in the Internet Routing Table:            379
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:               917
    Number of instances of unregistered ASNs:                       925
Number of 32-bit ASNs allocated by the RIRs:                      38270
Number of 32-bit ASNs visible in the Routing Table:               31833
Prefixes from 32-bit ASNs in the Routing Table:                  148500
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            575
Number of addresses announced to Internet:                   3074074112
    Equivalent to 183 /8s, 58 /16s and 166 /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:      299238

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

Prefixes being announced by APNIC Region ASes:                   233712
    Total APNIC prefixes after maximum aggregation:               65135
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          228603
    Unique aggregates announced from the APNIC address blocks:    93504
APNIC Region origin ASes present in the Internet Routing Table:   12241
    APNIC Prefixes per ASN:                                       18.68
APNIC Region origin ASes announcing only one prefix:               3479
APNIC Region transit ASes present in the Internet Routing Table:   1717
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7444
Number of APNIC addresses announced to Internet:              774100224
    Equivalent to 46 /8s, 35 /16s and 213 /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:                    257437
    Total ARIN prefixes after maximum aggregation:               118455
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257264
    Unique aggregates announced from the ARIN address blocks:    122552
ARIN Region origin ASes present in the Internet Routing Table:    18921
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6855
ARIN Region transit ASes present in the Internet Routing Table:    1927
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:    4279
Number of ARIN addresses announced to Internet:              1300463360
    Equivalent to 77 /8s, 131 /16s and 127 /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:                    252912
    Total RIPE prefixes after maximum aggregation:               116155
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249275
    Unique aggregates announced from the RIPE address blocks:    148380
RIPE Region origin ASes present in the Internet Routing Table:    28169
    RIPE Prefixes per ASN:                                         8.85
RIPE Region origin ASes announcing only one prefix:               12116
RIPE Region transit ASes present in the Internet Routing Table:    3928
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10602
Number of RIPE addresses announced to Internet:               713932800
    Equivalent to 42 /8s, 141 /16s and 192 /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:                  114205
    Total LACNIC prefixes after maximum aggregation:              27146
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114998
    Unique aggregates announced from the LACNIC address blocks:   48476
LACNIC Region origin ASes present in the Internet Routing Table:  10912
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2667
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:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8593
Number of LACNIC addresses announced to Internet:             176625664
    Equivalent to 10 /8s, 135 /16s and 24 /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:                  27572
    Total AfriNIC prefixes after maximum aggregation:              5302
    AfriNIC Deaggregation factor:                                  5.20
Prefixes being announced from the AfriNIC address blocks:         36039
    Unique aggregates announced from the AfriNIC address blocks:  11491
AfriNIC Region origin ASes present in the Internet Routing Table:  1580
    AfriNIC Prefixes per ASN:                                     22.81
AfriNIC Region origin ASes announcing only one prefix:              543
AfriNIC Region transit ASes present in the Internet Routing Table:  315
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  915
Number of AfriNIC addresses announced to Internet:            108574464
    Equivalent to 6 /8s, 120 /16s and 183 /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        8715       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5840        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4655       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3610       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3422       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2220        474     229  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2164       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        6075      10128    2597  AMAZON-02, US
 11492        4596        304     773  CABLEONE, US
 22773        4029       3057     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3678       1895    2568  AKAMAI-AS, US
  6327        3344       1318      62  SHAW, CA
   749        2889      50784    2145  DNIC-AS-00749, US
 30036        2608        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2509       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        6824       1730     150  UNI2-AS, ES
 20940        3869       3194     541  AKAMAI-ASN1, NL
  8551        3772        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2923       2284     901  ROSTELECOM-AS, RU
  9009        2479        253    1300  M247, GB
 34984        2216        357     602  TELLCOM-AS, TR
 58224        1777        925     589  TCI, IR
 47331        1761        278    1333  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       10655       3462     575  Uninet S.A. de C.V., MX
 10620        3439        519     714  Telmex Colombia S.A., CO
 11830        2465        369      62  Instituto Costarricense de Electricidad
 13999        1637        283     462  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1379       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         994        191     443  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        1630        393      21  LINKdotNET-AS, EG
 24835        1547        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         871         68      12  ORANGE-COTE-IVOIRE, CI
 36935         722        521      39  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         518         50      33  WANANCHI-, KE
 37342         469         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       10655       3462     575  Uninet S.A. de C.V., MX
  9808        8715       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6919       1692      17  TTNET, TR
 12479        6824       1730     150  UNI2-AS, ES
 16509        6075      10128    2597  AMAZON-02, US
  7545        5840        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4655       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4596        304     773  CABLEONE, US
 22773        4029       3057     387  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        8715         8674  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6919         6902  TTNET, TR
 12479        6824         6674  UNI2-AS, ES
  7545        5840         5164  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4655         4582  ERX-CERNET-BKB China Education and Research Net
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4596         3823  CABLEONE, US
  8551        3772         3733  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        4029         3642  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3610         3591  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:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE

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     
/13:593     /14:1210    /15:2072    /16:13574   /17:8335    /18:13896   
/19:25208   /20:43365   /21:52086   /22:108480  /23:95405   /24:522055  
/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        5775        6824  UNI2-AS, ES
  8151        4467       10655  Uninet S.A. de C.V., MX
 11492        3532        4596  CABLEONE, US
  8551        3236        3772  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3156        3344  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2995        4029  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2263        2608  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1887      2:992       3:153       4:7         5:3699      6:102    
   7:5         8:1530      9:1        11:172      12:1705     13:404    
  14:2354     15:145      16:38       17:373      18:128      20:165    
  21:4        22:188      23:5387     24:2375     25:4        27:2657   
  29:19       31:2409     32:102      34:1        35:49       36:1732   
  37:3924     38:2469     39:737      40:132      41:3900     42:1072   
  43:2122     44:295      45:15995    46:3853     47:302      49:1612   
  50:1907     51:107      52:1348     54:294      55:734      56:8      
  57:59       58:1814     59:1122     60:953      61:2265     62:2421   
  63:1934     64:5381     65:2324     66:4920     67:2956     68:1185   
  69:4169     70:1345     71:675      72:3062     74:2629     75:1515   
  76:716      77:2160     78:3801     79:2885     80:1915     81:1651   
  82:1437     83:1191     84:1316     85:3584     86:688      87:1896   
  88:2622     89:3134     90:494      91:7518     92:1885     93:2590   
  94:3261     95:4493     96:1311     97:344      98:990      99:862    
 100:75      101:1060    102:1894    103:28051   104:4108    105:460    
 106:841     107:2423    108:745     109:4163    110:2049    111:3133   
 112:1953    113:1483    114:1539    115:2128    116:1870    117:2507   
 118:2328    119:1891    120:1627    121:1058    122:2511    123:2149   
 124:1562    125:2078    128:1387    129:1150    130:915     131:2087   
 132:787     133:367     134:1931    135:285     136:851     137:1004   
 138:2487    139:1234    140:872     141:1337    142:1242    143:1434   
 144:1228    145:336     146:1755    147:1470    148:2235    149:1677   
 150:867     151:1080    152:1781    153:523     154:3633    155:1370   
 156:1851    157:1206    158:998     159:2010    160:2388    161:1261   
 162:3414    163:1192    164:1663    165:1539    166:620     167:1712   
 168:3688    169:689     170:4334    171:821     172:2959    173:3047   
 174:1015    175:1141    176:3461    177:4580    178:3025    179:2009   
 180:2360    181:2848    182:3172    183:1925    184:2416    185:19202  
 186:4288    187:3543    188:3762    189:3176    190:8937    191:1329   
 192:10994   193:8487    194:6954    195:4978    196:2923    197:2382   
 198:5976    199:5991    200:7471    201:5711    202:10516   203:10234  
 204:4522    205:3381    206:3816    207:3373    208:3998    209:4596   
 210:4269    211:2445    212:3899    213:3381    214:1162    215:64     
 216:6408    217:2632    218:1223    219:583     220:2051    221:984    
 222:864     223:2124   

End of report


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