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

REN Routing Table Report cscora at frr.nsrc.org
Mon Apr 18 21:13:41 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 18 Apr, 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:                              895715
    Prefixes after maximum aggregation (per Origin AS):          335810
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      429696
    Number of IPv4 prefixes with a valid ROA:                    321213
    Number of IPv4 prefixes with an invalid ROA:                   3211
    Number of IPv4 prefixes with no ROA:                         571291
Total ASes present in the Internet Routing Table:                 72981
    Prefixes per ASN:                                             12.27
Origin-only ASes present in the Internet Routing Table:           62673
Origin ASes announcing only one prefix:                           25694
Transit ASes present in the Internet Routing Table:               10308
Transit-only ASes present in the Internet Routing Table:            368
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      65
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               905
    Number of instances of unregistered ASNs:                       913
Number of 32-bit ASNs allocated by the RIRs:                      39125
Number of 32-bit ASNs visible in the Routing Table:               32483
Prefixes from 32-bit ASNs in the Routing Table:                  153454
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            522
Number of addresses announced to Internet:                   3067214848
    Equivalent to 182 /8s, 209 /16s and 252 /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:      301984

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

Prefixes being announced by APNIC Region ASes:                   236259
    Total APNIC prefixes after maximum aggregation:               66306
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          231143
    Unique aggregates announced from the APNIC address blocks:    94503
APNIC Region origin ASes present in the Internet Routing Table:   12542
    APNIC Prefixes per ASN:                                       18.43
APNIC Region origin ASes announcing only one prefix:               3551
APNIC Region transit ASes present in the Internet Routing Table:   1725
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7760
Number of APNIC addresses announced to Internet:              773717504
    Equivalent to 46 /8s, 29 /16s and 254 /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:                    260746
    Total ARIN prefixes after maximum aggregation:               119735
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           260774
    Unique aggregates announced from the ARIN address blocks:    124241
ARIN Region origin ASes present in the Internet Routing Table:    18997
    ARIN Prefixes per ASN:                                        13.73
ARIN Region origin ASes announcing only one prefix:                6905
ARIN Region transit ASes present in the Internet Routing Table:    1932
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4447
Number of ARIN addresses announced to Internet:              1295265536
    Equivalent to 77 /8s, 52 /16s and 47 /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:                    255136
    Total RIPE prefixes after maximum aggregation:               116037
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252473
    Unique aggregates announced from the RIPE address blocks:    150444
RIPE Region origin ASes present in the Internet Routing Table:    28111
    RIPE Prefixes per ASN:                                         8.98
RIPE Region origin ASes announcing only one prefix:               12033
RIPE Region transit ASes present in the Internet Routing Table:    3951
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10678
Number of RIPE addresses announced to Internet:               714140416
    Equivalent to 42 /8s, 144 /16s and 235 /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:                  114816
    Total LACNIC prefixes after maximum aggregation:              27579
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114700
    Unique aggregates announced from the LACNIC address blocks:   48312
LACNIC Region origin ASes present in the Internet Routing Table:  10950
    LACNIC Prefixes per ASN:                                      10.47
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2192
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        65
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8645
Number of LACNIC addresses announced to Internet:             176396032
    Equivalent to 10 /8s, 131 /16s and 151 /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:                  27853
    Total AfriNIC prefixes after maximum aggregation:              5461
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         36102
    Unique aggregates announced from the AfriNIC address blocks:  11767
AfriNIC Region origin ASes present in the Internet Routing Table:  1619
    AfriNIC Prefixes per ASN:                                     22.30
AfriNIC Region origin ASes announcing only one prefix:              560
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  953
Number of AfriNIC addresses announced to Internet:            107389440
    Equivalent to 6 /8s, 102 /16s and 162 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9217       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5905        788     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4685       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3607       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3424       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2395        491     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2255      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2165       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2116        429     197  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        6212      10268    2697  AMAZON-02, US
 11492        4474        297     690  CABLEONE, US
 22773        3943       3091     370  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3617       1851    2551  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2609        373     149  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     423  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2257       3042     495  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        6920       1692      17  TTNET, TR
 12479        6802       1730     147  UNI2-AS, ES
  8551        4009        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3929       3192     555  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2923       2273     906  ROSTELECOM-AS, RU
  6849        2761        355      21  UKRTELNET, UA
  9009        2465        245    1277  M247, GB
 34984        2237        357     632  TELLCOM-AS, TR
 58224        1803        931     602  TCI, IR

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       10558       3392     559  Uninet S.A. de C.V., MX
 10620        3468        518     753  Telmex Colombia S.A., CO
 11830        2430        369      63  Instituto Costarricense de Electricidad
 13999        1736        294     473  Mega Cable, S.A. de C.V., MX
  6503        1454        355     524  Axtel, S.A.B. de C.V., MX
 28573        1385       2333     253  CLARO S.A., BR
  3816        1255        667     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1085        369      21  Telefonica del Peru S.A.A., PE
 11664        1022        191     446  Techtel LMDS Comunicaciones Interactiva
 11172         960        133      63  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        1663        393      21  LINKdotNET-AS, EG
 24835        1473        523      33  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         902         65      59  ORANGE-COTE-IVOIRE, CI
 36935         772        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         520         51      35  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         424        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       10558       3392     559  Uninet S.A. de C.V., MX
  9808        9217       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6920       1692      17  TTNET, TR
 12479        6802       1730     147  UNI2-AS, ES
 16509        6212      10268    2697  AMAZON-02, US
  7545        5905        788     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4685       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4474        297     690  CABLEONE, US
  8551        4009        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3943       3091     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        9217         9182  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6920         6903  TTNET, TR
 12479        6802         6655  UNI2-AS, ES
  7545        5905         5213  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4685         4610  ERX-CERNET-BKB China Education and Research Net
  8551        4009         3970  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4474         3784  CABLEONE, US
  7552        3607         3588  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
    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
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

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     /12:307     
/13:590     /14:1205    /15:2093    /16:13543   /17:8263    /18:13921   
/19:25216   /20:43827   /21:52235   /22:108431  /23:95964   /24:529950  
/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        6038        6920  TTNET, TR
 12479        5783        6802  UNI2-AS, ES
  8151        4216       10558  Uninet S.A. de C.V., MX
  8551        3475        4009  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3380        4474  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2937        3943  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2623        2761  UKRTELNET, UA

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

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

   1:1929      2:1040      3:154       4:7         5:3791      6:103    
   7:5         8:1539      9:1        11:172      12:1702     13:294    
  14:2374     15:192      16:45       17:381      18:156      20:194    
  21:4        22:188      23:5621     24:2293     25:4        27:2649   
  29:19       31:2425     32:96       34:1        35:73       36:1751   
  37:4421     38:2794     39:731      40:153      41:3935     42:1092   
  43:2186     44:292      45:16008    46:4121     47:341      49:1658   
  50:1934     51:100      52:1411     53:1        54:363      55:707    
  56:8        57:59       58:1850     59:1184     60:964      61:2258   
  62:2491     63:1954     64:5525     65:2299     66:4852     67:3001   
  68:1198     69:4154     70:1339     71:664      72:3048     74:2669   
  75:1388     76:589      77:2170     78:3462     79:3114     80:1976   
  81:1713     82:1488     83:1205     84:1361     85:3513     86:708    
  87:1960     88:2396     89:3274     90:527      91:7618     92:1986   
  93:2590     94:3482     95:4528     96:1295     97:346      98:990    
  99:739     100:75      101:1060    102:2044    103:28972   104:4359   
 105:468     106:857     107:2517    108:826     109:4217    110:2070   
 111:3257    112:2027    113:1486    114:1501    115:2146    116:1886   
 117:2535    118:2335    119:1903    120:1666    121:1096    122:2550   
 123:2153    124:1539    125:2133    128:1241    129:1090    130:969    
 131:2056    132:805     133:373     134:1924    135:288     136:885    
 137:1002    138:2462    139:1506    140:864     141:1404    142:1294   
 143:1478    144:1210    145:343     146:1804    147:1499    148:2251   
 149:1711    150:866     151:1083    152:1844    153:535     154:3550   
 155:1438    156:1861    157:1223    158:1033    159:2091    160:2467   
 161:1319    162:3465    163:1258    164:1639    165:1617    166:708    
 167:1745    168:3780    169:708     170:4445    171:827     172:3143   
 173:3088    174:1022    175:1141    176:3517    177:4633    178:3484   
 179:2025    180:2333    181:2974    182:3196    183:1953    184:2390   
 185:19470   186:4397    187:3643    188:3864    189:3183    190:8983   
 191:1322    192:11016   193:8596    194:6963    195:4956    196:2970   
 197:2414    198:6033    199:6041    200:7513    201:5690    202:10494  
 203:10220   204:4568    205:3390    206:3771    207:3411    208:4066   
 209:4680    210:4310    211:2451    212:4018    213:3431    214:1162   
 215:66      216:6461    217:2671    218:1274    219:550     220:2028   
 221:984     222:847     223:2119   

End of report


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