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

REN Routing Table Report cscora at bgp.nsrc.org
Sat May 18 21:13:17 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Sat 18 May, 2024

  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:                              946534
    Prefixes after maximum aggregation (per Origin AS):          360862
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      461835
    Number of IPv4 prefixes with a valid ROA:                    474167
    Number of IPv4 prefixes with an invalid ROA:                   1642
    Number of IPv4 prefixes with no ROA:                         470725
Total ASes present in the Internet Routing Table:                 75773
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           65026
Origin ASes announcing only one prefix:                           26692
Transit ASes present in the Internet Routing Table:               10747
Transit-only ASes present in the Internet Routing Table:            527
Paths with bogon ASNs present in the IPv4 Routing Table:             22
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1060
    Number of instances of unregistered ASNs:                      1062
Number of 32-bit ASNs allocated by the RIRs:                      44478
Number of 32-bit ASNs visible in the Routing Table:               36414
Prefixes from 32-bit ASNs in the Routing Table:                  186141
Number of bogon 32-bit ASNs visible in the Routing Table:            17
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            688
Number of addresses announced to Internet:                   3027422464
    Equivalent to 180 /8s, 114 /16s and 205 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      312058

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

Prefixes being announced by APNIC Region ASes:                   250140
    Total APNIC prefixes after maximum aggregation:               73157
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          242405
    Unique aggregates announced from the APNIC address blocks:   101016
APNIC Region origin ASes present in the Internet Routing Table:   14109
    APNIC Prefixes per ASN:                                       17.18
APNIC Region origin ASes announcing only one prefix:               4302
APNIC Region transit ASes present in the Internet Routing Table:   1893
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9537
Number of APNIC addresses announced to Internet:              760798720
    Equivalent to 45 /8s, 88 /16s and 222 /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, 131072-153913
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:                    276411
    Total ARIN prefixes after maximum aggregation:               124837
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           280917
    Unique aggregates announced from the ARIN address blocks:    133611
ARIN Region origin ASes present in the Internet Routing Table:    19157
    ARIN Prefixes per ASN:                                        14.66
ARIN Region origin ASes announcing only one prefix:                6972
ARIN Region transit ASes present in the Internet Routing Table:    1977
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4904
Number of ARIN addresses announced to Internet:              1267586048
    Equivalent to 75 /8s, 141 /16s and 212 /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, 393216-402332
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:                    266589
    Total RIPE prefixes after maximum aggregation:               126939
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261574
    Unique aggregates announced from the RIPE address blocks:    163952
RIPE Region origin ASes present in the Internet Routing Table:    28649
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12130
RIPE Region transit ASes present in the Internet Routing Table:    3936
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11795
Number of RIPE addresses announced to Internet:               714440704
    Equivalent to 42 /8s, 149 /16s and 128 /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
                       196608-216475
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:                  121116
    Total LACNIC prefixes after maximum aggregation:              29056
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         119351
    Unique aggregates announced from the LACNIC address blocks:   49570
LACNIC Region origin ASes present in the Internet Routing Table:  11071
    LACNIC Prefixes per ASN:                                      10.78
LACNIC Region origin ASes announcing only one prefix:              2635
LACNIC Region transit ASes present in the Internet Routing Table:  2401
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8970
Number of LACNIC addresses announced to Internet:             176954112
    Equivalent to 10 /8s, 140 /16s and 27 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  31218
    Total AfriNIC prefixes after maximum aggregation:              6184
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         41598
    Unique aggregates announced from the AfriNIC address blocks:  13182
AfriNIC Region origin ASes present in the Internet Routing Table:  1842
    AfriNIC Prefixes per ASN:                                     22.58
AfriNIC Region origin ASes announcing only one prefix:              653
AfriNIC Region transit ASes present in the Internet Routing Table:  353
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: 1208
Number of AfriNIC addresses announced to Internet:            107234304
    Equivalent to 6 /8s, 100 /16s and 68 /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        9830       8742      62  CHINAMOBILE-CN China Mobile Communicati
  7545        5635        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4411        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3909       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3731        507     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3583       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3277       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2795        864     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2182        433     195  TATACOMM-AS TATA Communications formerl
 45090        2153       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        9903      11372    3572  AMAZON-02, US
 11492        4615        306     603  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
   174        3630       8781     868  COGENT-174, US
  6327        3596       1320      79  SHAW, CA
 22773        3555       3060     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3058       1294    2189  AKAMAI-AS, US
  7018        2786      23657    1755  ATT-INTERNET4, US
   367        2785       3441    1309  DNIC-ASBLK-00306-00371, 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        7766       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3797       3396     130  AKAMAI-ASN1, NL
  9009        3347        292    1654  M247, RO
 12389        2986       2305     902  ROSTELECOM-AS, RU
  8551        2640        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2345        362     581  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
212238        1585        114    1153  CDNEXT, GB
 44477        1547        101     729  STARK-INDUSTRIES, GB

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       12192       3321     487  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2540        353     663  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1350       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        789     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1183        176     443  Techtel LMDS Comunicaciones Interactiva
  6503        1125        314     478  Axtel, S.A.B. de C.V., MX
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 26615        1075       2503      53  TIM SA, BR

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
 24835        1549        545      28  RAYA-AS, EG
 24863        1476        389      20  LINKdotNET-AS, EG
 36992        1373       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1201         77      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         558       1861      35  IAM-AS, MA
 15399         528         55      54  WANANCHI-, KE
 37342         504         32       1  MOVITEL, MZ
 36914         477         82       3  KENET-AS, KE

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       12192       3321     487  UNINET, MX
 16509        9903      11372    3572  AMAZON-02, US
  9808        9830       8742      62  CHINAMOBILE-CN China Mobile Communicati
 12479        7766       1708     145  UNI2-AS, ES
  7545        5635        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4615        306     603  CABLEONE, US
 18403        4411        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3909       1331      21  VIETEL-AS-AP Viettel Group, VN

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        9830         9768  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7766         7621  UNI2-AS, ES
 16509        9903         6331  AMAZON-02, US
  7545        5635         4963  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4411         4388  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4615         4012  CABLEONE, US
  7552        3909         3888  VIETEL-AS-AP Viettel Group, VN
 20940        3797         3667  AKAMAI-ASN1, NL

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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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

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

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     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       /9:14      /10:36      /11:94      /12:297     
/13:578     /14:1180    /15:2079    /16:13256   /17:8189    /18:13674   
/19:24481   /20:43256   /21:51264   /22:110998  /23:99142   /24:577979  
/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        6862        7766  UNI2-AS, ES
  8151        6228       12192  UNINET, MX
 11492        3524        4615  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3596  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2639        3555  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2155        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  Telmex Colombia S.A., CO
 16509        2121        9903  AMAZON-02, US

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

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

   1:2267      2:1515      3:344       4:6         5:4566      6:164    
   7:6         8:1507      9:1        11:172      12:1454     13:360    
  14:2368     15:318      16:211      17:366      18:764      20:375    
  21:4        22:188      23:6737     24:2717     25:2        27:2623   
  29:19       31:2588     32:45       34:61       35:136      36:2278   
  37:4490     38:7486     39:896      40:122      41:4093     42:2162   
  43:2365     44:316      45:17054    46:4496     47:307      49:1908   
  50:1894     51:576      52:1578     54:313      55:998      56:5      
  57:180      58:2041     59:1189     60:1027     61:2593     62:2685   
  63:1895     64:5520     65:2226     66:4693     67:2990     68:1327   
  69:4109     70:1201     71:592      72:2873     74:2591     75:1557   
  76:615      77:2489     78:1859     79:2521     80:2196     81:2012   
  82:1610     83:1336     84:1655     85:3158     86:906      87:2044   
  88:1251     89:4098     90:679      91:8136     92:2308     93:2702   
  94:3743     95:4214     96:1282     97:316      98:1048     99:742    
 100:72      101:1169    102:3293    103:32613   104:4774    105:676    
 106:947     107:2751    108:1150    109:4140    110:2132    111:3248   
 112:2063    113:1764    114:1781    115:2131    116:1884    117:2651   
 118:2804    119:1963    120:1766    121:1276    122:2682    123:2219   
 124:1571    125:2855    126:32      128:1492    129:935     130:1153   
 131:1845    132:800     133:412     134:1734    135:322     136:1013   
 137:1205    138:2827    139:1555    140:1389    141:1343    142:1575   
 143:1515    144:1015    145:365     146:2058    147:1927    148:2508   
 149:2742    150:1039    151:1331    152:2150    153:591     154:6493   
 155:1450    156:2296    157:1790    158:1149    159:2337    160:2652   
 161:1682    162:3557    163:1710    164:1649    165:2144    166:1167   
 167:1798    168:3919    169:804     170:4883    171:1024    172:3847   
 173:3037    174:891     175:1204    176:3684    177:4679    178:3735   
 179:2191    180:2394    181:3747    182:3392    183:1997    184:2264   
 185:20821   186:4935    187:4448    188:4077    189:4114    190:9432   
 191:1487    192:11018   193:9129    194:7503    195:5291    196:3168   
 197:2549    198:6049    199:7814    200:7984    201:6224    202:10300  
 203:10304   204:4590    205:3751    206:4490    207:3592    208:4155   
 209:5063    210:4486    211:2528    212:4328    213:3448    214:1065   
 215:49      216:6836    217:2998    218:1296    219:415     220:2043   
 221:1036    222:707     223:2212   

End of report


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