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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 19 21:14:03 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sun 19 Jan, 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:                              971365
    Prefixes after maximum aggregation (per Origin AS):          370395
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      471842
    Number of IPv4 prefixes with a valid ROA:                    523463
    Number of IPv4 prefixes with an invalid ROA:                    135
    Number of IPv4 prefixes with no ROA:                         447767
Total ASes present in the Internet Routing Table:                 76465
    Prefixes per ASN:                                             12.70
Origin-only ASes present in the Internet Routing Table:           65514
Origin ASes announcing only one prefix:                           26837
Transit ASes present in the Internet Routing Table:               10951
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:             23
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      71
    Max AS path prepend of ASN ( 37447)                              66
Prefixes from unregistered ASNs in the Routing Table:              1071
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      46116
Number of 32-bit ASNs visible in the Routing Table:               37632
Prefixes from 32-bit ASNs in the Routing Table:                  197999
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            512
Number of addresses announced to Internet:                   3118444544
    Equivalent to 185 /8s, 223 /16s and 176 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      317320

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

Prefixes being announced by APNIC Region ASes:                   254853
    Total APNIC prefixes after maximum aggregation:               76004
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246688
    Unique aggregates announced from the APNIC address blocks:   102276
APNIC Region origin ASes present in the Internet Routing Table:   14435
    APNIC Prefixes per ASN:                                       17.09
APNIC Region origin ASes announcing only one prefix:               4423
APNIC Region transit ASes present in the Internet Routing Table:   1923
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:   9940
Number of APNIC addresses announced to Internet:              756945152
    Equivalent to 45 /8s, 30 /16s and 17 /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:                    286578
    Total ARIN prefixes after maximum aggregation:               126853
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288400
    Unique aggregates announced from the ARIN address blocks:    134270
ARIN Region origin ASes present in the Internet Routing Table:    19206
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                7020
ARIN Region transit ASes present in the Internet Routing Table:    1996
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:    5115
Number of ARIN addresses announced to Internet:              1346271744
    Equivalent to 80 /8s, 62 /16s and 122 /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:                    270741
    Total RIPE prefixes after maximum aggregation:               131199
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267752
    Unique aggregates announced from the RIPE address blocks:    170750
RIPE Region origin ASes present in the Internet Routing Table:    28817
    RIPE Prefixes per ASN:                                         9.29
RIPE Region origin ASes announcing only one prefix:               12054
RIPE Region transit ASes present in the Internet Routing Table:    3955
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12200
Number of RIPE addresses announced to Internet:               733083648
    Equivalent to 43 /8s, 177 /16s and 248 /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:                  123843
    Total LACNIC prefixes after maximum aggregation:              28999
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121243
    Unique aggregates announced from the LACNIC address blocks:   48859
LACNIC Region origin ASes present in the Internet Routing Table:  11185
    LACNIC Prefixes per ASN:                                      10.84
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2502
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:  9115
Number of LACNIC addresses announced to Internet:             177472256
    Equivalent to 10 /8s, 148 /16s and 3 /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:                  34279
    Total AfriNIC prefixes after maximum aggregation:              6667
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46769
    Unique aggregates announced from the AfriNIC address blocks:  15263
AfriNIC Region origin ASes present in the Internet Routing Table:  1906
    AfriNIC Prefixes per ASN:                                     24.54
AfriNIC Region origin ASes announcing only one prefix:              688
AfriNIC Region transit ASes present in the Internet Routing Table:  372
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       71
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1262
Number of AfriNIC addresses announced to Internet:            104409344
    Equivalent to 6 /8s, 57 /16s and 41 /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       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6198        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4251        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4143        528     278  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2820        846     545  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     191  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       12589      38855    3704  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4144       8763     892  COGENT-174, US
  6327        3613       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3006       1300    2186  AKAMAI-AS, US
396982        2898       3657     441  GOOGLE-CLOUD-PLATFORM, US
 30036        2586        362     267  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        7648       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4033       3395     128  AKAMAI-ASN1, NL
  9009        3735        321    1898  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1895        135    1400  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  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       11612       3225     596  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2535        538     368  Mega Cable, S.A. de C.V., MX
 11830        1969        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1153        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1112        371      22  Telefonica del Peru S.A.A., PE
 22884        1073         98     369  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        1649        389      19  LINKdotNET-AS, EG
 29571        1542         97     105  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         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         832       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         543         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       12589      38855    3704  AMAZON-02, US
  8151       11612       3225     596  UNINET, MX
  9808       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7648       1709     143  UNI2-AS, ES
  7545        6198        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4251        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4144       8763     892  COGENT-174, 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       11612        11016  UNINET, MX
  9808       10310        10223  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7648         7505  UNI2-AS, ES
  7545        6198         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4251         4228  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4033         3905  AKAMAI-ASN1, NL
  7552        3912         3887  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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     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
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, 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      /12:311     
/13:590     /14:1228    /15:2172    /16:13981   /17:8266    /18:13711   
/19:24585   /20:43823   /21:51949   /22:112106  /23:100813  /24:597662  
/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        6612        7648  UNI2-AS, ES
  8151        5826       11612  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3613  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2254       12589  AMAZON-02, US
 30036        2245        2586  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  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)
----------------------------------------------

   1:2282      2:1570      3:547       4:9         5:4495      6:165    
   7:6         8:1549      9:1        11:172      12:1386     13:353    
  14:2491     15:335      16:269      17:361      18:904      20:450    
  21:4        22:188      23:7274     24:2732     25:2        27:2748   
  29:19       31:3097     32:37       34:70       35:187      36:2400   
  37:4505     38:9058     39:894      40:151      41:4164     42:1946   
  43:2523     44:345      45:18115    46:4961     47:293      49:1998   
  50:1858     51:586      52:1571     54:307      55:1028     56:8      
  57:236      58:2208     59:1182     60:1160     61:2787     62:2930   
  63:1833     64:5419     65:2090     66:4640     67:3011     68:1199   
  69:3997     70:1153     71:612      72:2868     74:2781     75:1637   
  76:631      77:2602     78:1845     79:1717     80:2209     81:2048   
  82:1891     83:1418     84:1790     85:3264     86:990      87:2190   
  88:1276     89:4340     90:751      91:8313     92:2747     93:2871   
  94:3839     95:4165     96:1270     97:309      98:1006     99:737    
 100:71      101:1128    102:3513    103:32274   104:4598    105:758    
 106:1022    107:2626    108:1184    109:4057    110:2222    111:3294   
 112:2042    113:1783    114:1926    115:2175    116:2027    117:2744   
 118:2858    119:1941    120:1871    121:1359    122:2730    123:2167   
 124:1544    125:2843    126:61      128:1612    129:960     130:1262   
 131:1868    132:811     133:450     134:1509    135:325     136:1336   
 137:1290    138:2901    139:1574    140:1515    141:1600    142:1817   
 143:1600    144:1031    145:471     146:2136    147:2053    148:2587   
 149:2838    150:1200    151:1640    152:2089    153:566     154:7776   
 155:1543    156:3341    157:1877    158:1253    159:2433    160:3496   
 161:1787    162:3652    163:1787    164:1686    165:2149    166:1330   
 167:1859    168:4099    169:791     170:5075    171:1003    172:4033   
 173:3182    174:921     175:1269    176:3592    177:4946    178:3742   
 179:2222    180:2546    181:3937    182:3362    183:2056    184:2277   
 185:21382   186:5068    187:4342    188:4235    189:4112    190:9587   
 191:1563    192:11254   193:9360    194:7708    195:5446    196:3199   
 197:3481    198:6143    199:8281    200:8189    201:6300    202:10341  
 203:10579   204:4561    205:3687    206:4657    207:3614    208:4205   
 209:5148    210:4547    211:2513    212:4512    213:3749    214:1049   
 215:42      216:6573    217:3089    218:1335    219:373     220:2103   
 221:1055    222:719     223:2304   

End of report


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