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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 9 21:13:48 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sun 09 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:                              974326
    Prefixes after maximum aggregation (per Origin AS):          372281
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473903
    Number of IPv4 prefixes with a valid ROA:                    530377
    Number of IPv4 prefixes with an invalid ROA:                    133
    Number of IPv4 prefixes with no ROA:                         443816
Total ASes present in the Internet Routing Table:                 76529
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65598
Origin ASes announcing only one prefix:                           26853
Transit ASes present in the Internet Routing Table:               10931
Transit-only ASes present in the Internet Routing Table:            528
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:                                      62
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1050
    Number of instances of unregistered ASNs:                      1069
Number of 32-bit ASNs allocated by the RIRs:                      46100
Number of 32-bit ASNs visible in the Routing Table:               37766
Prefixes from 32-bit ASNs in the Routing Table:                  198751
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:            493
Number of addresses announced to Internet:                   3114365184
    Equivalent to 185 /8s, 161 /16s and 113 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      318883

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

Prefixes being announced by APNIC Region ASes:                   255663
    Total APNIC prefixes after maximum aggregation:               76389
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          247135
    Unique aggregates announced from the APNIC address blocks:   102535
APNIC Region origin ASes present in the Internet Routing Table:   14469
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4432
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:   9974
Number of APNIC addresses announced to Internet:              755968000
    Equivalent to 45 /8s, 15 /16s and 40 /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:                    287102
    Total ARIN prefixes after maximum aggregation:               127362
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288762
    Unique aggregates announced from the ARIN address blocks:    135128
ARIN Region origin ASes present in the Internet Routing Table:    19214
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7021
ARIN Region transit ASes present in the Internet Routing Table:    1988
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5144
Number of ARIN addresses announced to Internet:              1343377664
    Equivalent to 80 /8s, 18 /16s and 81 /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:                    271822
    Total RIPE prefixes after maximum aggregation:               131960
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268920
    Unique aggregates announced from the RIPE address blocks:    171651
RIPE Region origin ASes present in the Internet Routing Table:    28834
    RIPE Prefixes per ASN:                                         9.33
RIPE Region origin ASes announcing only one prefix:               12045
RIPE Region transit ASes present in the Internet Routing Table:    3970
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:   12251
Number of RIPE addresses announced to Internet:               732488448
    Equivalent to 43 /8s, 168 /16s and 227 /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:                  123886
    Total LACNIC prefixes after maximum aggregation:              29119
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         121223
    Unique aggregates announced from the LACNIC address blocks:   48914
LACNIC Region origin ASes present in the Internet Routing Table:  11200
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2664
LACNIC Region transit ASes present in the Internet Routing Table:  2475
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9132
Number of LACNIC addresses announced to Internet:             177880064
    Equivalent to 10 /8s, 154 /16s and 60 /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:                  34803
    Total AfriNIC prefixes after maximum aggregation:              6792
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         47792
    Unique aggregates announced from the AfriNIC address blocks:  15260
AfriNIC Region origin ASes present in the Internet Routing Table:  1906
    AfriNIC Prefixes per ASN:                                     25.07
AfriNIC Region origin ASes announcing only one prefix:              691
AfriNIC Region transit ASes present in the Internet Routing Table:  374
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       62
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet:            104386560
    Equivalent to 6 /8s, 56 /16s and 208 /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        6211        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4230        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4203        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3250       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2840        854     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2198        434     189  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       12730      38946    3727  AMAZON-02, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
   174        3617       8758     886  COGENT-174, US
 22773        3587       3053     218  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3043       1311    2197  AKAMAI-AS, US
396982        2920       3659     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2592        362     261  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        7740       1713     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4003       3395     129  AKAMAI-ASN1, NL
  9009        3733        321    1914  M247, RO
 12389        2985       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1919        139    1414  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1596       1852      14  TE-AS TE-AS, EG
 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       11715       3224     604  UNINET, MX
 10620        3543        492     951  Telmex Colombia S.A., CO
 13999        2510        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1330        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1160        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
  6147        1109        371      22  Telefonica del Peru S.A.A., PE
 22884        1075         98     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        1683        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1538         97      99  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         851       1083      15  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA
 36914         552         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       12730      38946    3727  AMAZON-02, US
  8151       11715       3224     604  UNINET, MX
  9808       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7740       1713     145  UNI2-AS, ES
  7545        6211        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
 18403        4230        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4203        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        287      86  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
  8151       11715        11111  UNINET, MX
  9808       10334        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7740         7595  UNI2-AS, ES
  7545        6211         5546  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4230         4205  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4203         3932  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918         3893  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      /11:93      /12:308     
/13:587     /14:1223    /15:2168    /16:13954   /17:8284    /18:13716   
/19:24603   /20:43887   /21:51982   /22:112159  /23:100903  /24:600384  
/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        6701        7740  UNI2-AS, ES
  8151        5925       11715  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        2708        3587  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2266       12730  AMAZON-02, US
 30036        2250        2592  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3543  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      2:1520      3:569       4:9         5:4498      6:165    
   7:6         8:1545      9:1        11:172      12:1383     13:352    
  14:2500     15:347      16:270      17:358      18:916      20:450    
  21:4        22:188      23:7310     24:2733     25:2        27:2744   
  29:19       31:3123     32:37       34:77       35:203      36:2407   
  37:4603     38:8581     39:896      40:152      41:4162     42:1920   
  43:2514     44:348      45:18310    46:4966     47:292      49:1982   
  50:1882     51:589      52:1572     54:306      55:1097     56:9      
  57:241      58:2220     59:1174     60:1164     61:2787     62:2937   
  63:1828     64:5510     65:2149     66:4644     67:3028     68:1153   
  69:4001     70:1166     71:616      72:2864     74:2789     75:1642   
  76:628      77:2623     78:1871     79:1706     80:2212     81:2051   
  82:2291     83:1412     84:1792     85:3302     86:1014     87:2191   
  88:1309     89:4309     90:754      91:8329     92:2799     93:2854   
  94:3918     95:4202     96:1293     97:308      98:997      99:736    
 100:70      101:1133    102:3669    103:32283   104:4671    105:753    
 106:1018    107:2627    108:1194    109:4072    110:2210    111:3377   
 112:2044    113:1779    114:1934    115:2208    116:2034    117:2740   
 118:2837    119:1940    120:1872    121:1356    122:2744    123:2165   
 124:1557    125:2869    126:94      128:1585    129:957     130:1280   
 131:1886    132:785     133:450     134:1531    135:322     136:1334   
 137:1276    138:2927    139:1595    140:1543    141:1469    142:1824   
 143:1611    144:1042    145:463     146:2143    147:2061    148:2597   
 149:2857    150:1189    151:1651    152:2157    153:571     154:7944   
 155:1599    156:3574    157:1882    158:1256    159:2424    160:3541   
 161:1858    162:3662    163:1803    164:1699    165:2178    166:1353   
 167:1879    168:4099    169:795     170:5078    171:1004    172:4309   
 173:3236    174:925     175:1272    176:3602    177:4825    178:3778   
 179:2245    180:2552    181:3996    182:3369    183:2028    184:2275   
 185:21478   186:5108    187:4330    188:4215    189:4181    190:9623   
 191:1527    192:11181   193:9391    194:7738    195:5474    196:3195   
 197:3558    198:6185    199:8309    200:8081    201:6321    202:10438  
 203:10606   204:4559    205:3670    206:4654    207:3586    208:4196   
 209:5158    210:4548    211:2526    212:4524    213:3747    214:1055   
 215:42      216:6573    217:3111    218:1336    219:373     220:2108   
 221:1055    222:720     223:2311   

End of report


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