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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 5 21:13:46 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Wed 05 Feb, 2025

  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:                              973756
    Prefixes after maximum aggregation (per Origin AS):          372100
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473680
    Number of IPv4 prefixes with a valid ROA:                    528993
    Number of IPv4 prefixes with an invalid ROA:                    138
    Number of IPv4 prefixes with no ROA:                         444625
Total ASes present in the Internet Routing Table:                 76509
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65576
Origin ASes announcing only one prefix:                           26864
Transit ASes present in the Internet Routing Table:               10933
Transit-only ASes present in the Internet Routing Table:            527
Paths with bogon ASNs present in the IPv4 Routing Table:             32
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1038
    Number of instances of unregistered ASNs:                      1057
Number of 32-bit ASNs allocated by the RIRs:                      46097
Number of 32-bit ASNs visible in the Routing Table:               37724
Prefixes from 32-bit ASNs in the Routing Table:                  198755
Number of bogon 32-bit ASNs visible in the Routing Table:            53
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            500
Number of addresses announced to Internet:                   3111579648
    Equivalent to 185 /8s, 118 /16s and 240 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      318916

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

Prefixes being announced by APNIC Region ASes:                   255282
    Total APNIC prefixes after maximum aggregation:               76300
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246837
    Unique aggregates announced from the APNIC address blocks:   102460
APNIC Region origin ASes present in the Internet Routing Table:   14455
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4433
APNIC Region transit ASes present in the Internet Routing Table:   1929
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9958
Number of APNIC addresses announced to Internet:              753095424
    Equivalent to 44 /8s, 227 /16s and 83 /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:                    287160
    Total ARIN prefixes after maximum aggregation:               127470
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288877
    Unique aggregates announced from the ARIN address blocks:    135009
ARIN Region origin ASes present in the Internet Routing Table:    19217
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7032
ARIN Region transit ASes present in the Internet Routing Table:    1987
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5142
Number of ARIN addresses announced to Internet:              1343604480
    Equivalent to 80 /8s, 21 /16s and 199 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    271886
    Total RIPE prefixes after maximum aggregation:               131903
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268998
    Unique aggregates announced from the RIPE address blocks:    171599
RIPE Region origin ASes present in the Internet Routing Table:    28843
    RIPE Prefixes per ASN:                                         9.33
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3960
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12244
Number of RIPE addresses announced to Internet:               732257024
    Equivalent to 43 /8s, 165 /16s and 91 /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,
                        53/8,  57/8,  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:                  123712
    Total LACNIC prefixes after maximum aggregation:              29082
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         121012
    Unique aggregates announced from the LACNIC address blocks:   48875
LACNIC Region origin ASes present in the Internet Routing Table:  11184
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2485
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        48
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9118
Number of LACNIC addresses announced to Internet:             177876224
    Equivalent to 10 /8s, 154 /16s and 45 /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:                  34678
    Total AfriNIC prefixes after maximum aggregation:              6692
    AfriNIC Deaggregation factor:                                  5.18
Prefixes being announced from the AfriNIC address blocks:         47531
    Unique aggregates announced from the AfriNIC address blocks:  15320
AfriNIC Region origin ASes present in the Internet Routing Table:  1907
    AfriNIC Prefixes per ASN:                                     24.92
AfriNIC Region origin ASes announcing only one prefix:              690
AfriNIC Region transit ASes present in the Internet Routing Table:  375
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1262
Number of AfriNIC addresses announced to Internet:            104488704
    Equivalent to 6 /8s, 58 /16s and 95 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6208        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4195        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4180        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3248       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2838        853     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2203        434     190  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12691      38938    3761  AMAZON-02, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
   174        3619       8761     890  COGENT-174, US
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3030       1308    2192  AKAMAI-AS, US
396982        2918       3659     444  GOOGLE-CLOUD-PLATFORM, US
 30036        2592        362     256  MEDIACOM-ENTERPRISE-BUSINESS, 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        7742       1713     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4003       3395     128  AKAMAI-ASN1, NL
  9009        3730        320    1913  M247, RO
 12389        2985       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1906        136    1404  CDNEXT, GB
  8452        1614       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1488         98     748  CLOUVIDER Clouvider - Global ASN, 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       11698       3224     604  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2509        539     366  Mega Cable, S.A. de C.V., MX
 11830        1985        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1154        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
  6147        1104        371      22  Telefonica del Peru S.A.A., PE
 22884        1075         97     373  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1681        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1537         97      99  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         843       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         537         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
 16509       12691      38938    3761  AMAZON-02, US
  8151       11698       3224     604  UNINET, MX
  9808       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7742       1713     145  UNI2-AS, ES
  7545        6208        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
  9498        4195        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
 18403        4180        347      23  FPT-AS-AP FPT Telecom Company, 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
  8151       11698        11094  UNINET, MX
  9808       10334        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7742         7597  UNI2-AS, ES
  7545        6208         5543  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4180         4157  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4195         3924  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916         3891  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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
    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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, 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

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       /9:16      /10:42      /11:92      /12:307     
/13:588     /14:1224    /15:2168    /16:13937   /17:8277    /18:13724   
/19:24594   /20:43867   /21:51977   /22:112160  /23:100817  /24:599949  
/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        6703        7742  UNI2-AS, ES
  8151        5907       11698  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2262       12691  AMAZON-02, US
 30036        2250        2592  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  Telmex Colombia S.A., CO

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

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

   1:2294      2:1537      3:570       4:9         5:4583      6:165    
   7:6         8:1545      9:1        11:172      12:1382     13:349    
  14:2498     15:343      16:270      17:360      18:911      20:450    
  21:4        22:188      23:7296     24:2734     25:2        27:2739   
  29:19       31:3105     32:38       34:75       35:202      36:2406   
  37:4617     38:8613     39:895      40:152      41:4182     42:1911   
  43:2511     44:346      45:18185    46:4981     47:293      49:1982   
  50:1865     51:589      52:1573     54:306      55:1139     56:9      
  57:240      58:2207     59:1179     60:1164     61:2786     62:2937   
  63:1829     64:5494     65:2150     66:4648     67:3029     68:1198   
  69:4008     70:1164     71:617      72:2864     74:2789     75:1641   
  76:628      77:2617     78:1870     79:1686     80:2203     81:2049   
  82:2264     83:1425     84:1797     85:3300     86:1017     87:2190   
  88:1310     89:4377     90:755      91:8343     92:2796     93:2863   
  94:3918     95:4193     96:1294     97:308      98:1016     99:734    
 100:71      101:1131    102:3670    103:32280   104:4673    105:759    
 106:1017    107:2629    108:1159    109:4072    110:2213    111:3378   
 112:2043    113:1778    114:1933    115:2204    116:2036    117:2737   
 118:2835    119:1933    120:1872    121:1355    122:2744    123:2163   
 124:1549    125:2861    126:94      128:1596    129:955     130:1284   
 131:1876    132:792     133:450     134:1527    135:321     136:1334   
 137:1284    138:2909    139:1594    140:1539    141:1475    142:1834   
 143:1608    144:1042    145:463     146:2145    147:2060    148:2597   
 149:2851    150:1196    151:1647    152:1979    153:571     154:7911   
 155:1611    156:3533    157:1884    158:1263    159:2418    160:3536   
 161:1853    162:3662    163:1796    164:1698    165:2176    166:1320   
 167:1875    168:4096    169:799     170:5060    171:1003    172:4312   
 173:3240    174:925     175:1270    176:3598    177:4807    178:3785   
 179:2225    180:2553    181:3981    182:3371    183:2028    184:2276   
 185:21475   186:5079    187:4294    188:4215    189:4145    190:9620   
 191:1530    192:11187   193:9372    194:7730    195:5471    196:3206   
 197:3570    198:6178    199:8296    200:8149    201:6310    202:10369  
 203:10599   204:4560    205:3677    206:4656    207:3584    208:4201   
 209:5155    210:4550    211:2520    212:4506    213:3747    214:1060   
 215:42      216:6612    217:3107    218:1335    219:373     220:2106   
 221:1056    222:716     223:2309   

End of report


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