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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 3 21:13:45 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Fri 03 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:                              969375
    Prefixes after maximum aggregation (per Origin AS):          369386
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469398
    Number of IPv4 prefixes with a valid ROA:                    521932
    Number of IPv4 prefixes with an invalid ROA:                    130
    Number of IPv4 prefixes with no ROA:                         447313
Total ASes present in the Internet Routing Table:                 76405
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65488
Origin ASes announcing only one prefix:                           26823
Transit ASes present in the Internet Routing Table:               10917
Transit-only ASes present in the Internet Routing Table:            534
Paths with bogon ASNs present in the IPv4 Routing Table:             24
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      53
    Max AS path prepend of ASN (149883)                              50
Prefixes from unregistered ASNs in the Routing Table:              1066
    Number of instances of unregistered ASNs:                      1072
Number of 32-bit ASNs allocated by the RIRs:                      46007
Number of 32-bit ASNs visible in the Routing Table:               37538
Prefixes from 32-bit ASNs in the Routing Table:                  196501
Number of bogon 32-bit ASNs visible in the Routing Table:            33
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            492
Number of addresses announced to Internet:                   3115862016
    Equivalent to 185 /8s, 184 /16s and 72 /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:      316895

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

Prefixes being announced by APNIC Region ASes:                   254018
    Total APNIC prefixes after maximum aggregation:               76039
    APNIC Deaggregation factor:                                    3.34
Prefixes being announced from the APNIC address blocks:          245521
    Unique aggregates announced from the APNIC address blocks:   102204
APNIC Region origin ASes present in the Internet Routing Table:   14416
    APNIC Prefixes per ASN:                                       17.03
APNIC Region origin ASes announcing only one prefix:               4419
APNIC Region transit ASes present in the Internet Routing Table:   1921
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         53
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9904
Number of APNIC addresses announced to Internet:              756517888
    Equivalent to 45 /8s, 23 /16s and 140 /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:                    286817
    Total ARIN prefixes after maximum aggregation:               126563
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288224
    Unique aggregates announced from the ARIN address blocks:    132418
ARIN Region origin ASes present in the Internet Routing Table:    19207
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                6989
ARIN Region transit ASes present in the Internet Routing Table:    1999
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:    5108
Number of ARIN addresses announced to Internet:              1344233984
    Equivalent to 80 /8s, 31 /16s and 98 /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:                    269829
    Total RIPE prefixes after maximum aggregation:               130615
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           266809
    Unique aggregates announced from the RIPE address blocks:    169967
RIPE Region origin ASes present in the Internet Routing Table:    28786
    RIPE Prefixes per ASN:                                         9.27
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    3951
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:   12163
Number of RIPE addresses announced to Internet:               732985344
    Equivalent to 43 /8s, 176 /16s and 120 /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:                  123229
    Total LACNIC prefixes after maximum aggregation:              28896
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120701
    Unique aggregates announced from the LACNIC address blocks:   48835
LACNIC Region origin ASes present in the Internet Routing Table:  11172
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2490
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9100
Number of LACNIC addresses announced to Internet:             177469440
    Equivalent to 10 /8s, 147 /16s and 248 /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:                  34416
    Total AfriNIC prefixes after maximum aggregation:              6604
    AfriNIC Deaggregation factor:                                  5.21
Prefixes being announced from the AfriNIC address blocks:         47627
    Unique aggregates announced from the AfriNIC address blocks:  15560
AfriNIC Region origin ASes present in the Internet Routing Table:  1907
    AfriNIC Prefixes per ASN:                                     24.97
AfriNIC Region origin ASes announcing only one prefix:              691
AfriNIC Region transit ASes present in the Internet Routing Table:  369
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1263
Number of AfriNIC addresses announced to Internet:            104397312
    Equivalent to 6 /8s, 56 /16s and 250 /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       10098       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4335        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4046        523     273  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        3247       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2826        845     538  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        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       12494      37785    3196  AMAZON-02, US
 11492        4692        312     552  CABLEONE, US
   174        4223       8764     882  COGENT-174, US
  7155        4171        287      85  VIASAT-SP-BACKBONE, US
  6327        3613       1320      79  SHAW, CA
 22773        3587       3054     220  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3203      23511    2037  ATT-INTERNET4, US
 16625        2972       1293    2179  AKAMAI-AS, US
396982        2891       3656     437  GOOGLE-CLOUD-PLATFORM, 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        7698       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4000       3395     126  AKAMAI-ASN1, NL
  9009        3754        322    1898  M247, RO
 12389        2964       2299     885  ROSTELECOM-AS, RU
 34984        2369        360     577  TELLCOM-AS, TR
212238        1840        132    1356  CDNEXT, GB
  8452        1631       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1497         99     750  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       11532       3227     604  UNINET, MX
 10620        3548        494     936  Telmex Colombia S.A., CO
 13999        2531        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1332       2310     261  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        1134        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         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        1669        593      29  RAYA-AS, EG
 24863        1643        389      18  LINKdotNET-AS, EG
 29571        1481         94      56  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1001        521      42  Vodafone-, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         832       1083      15  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA
 36914         531         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       12494      37785    3196  AMAZON-02, US
  8151       11532       3227     604  UNINET, MX
  9808       10098       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7698       1709     143  UNI2-AS, ES
  7545        6196        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  CABLEONE, US
 18403        4335        347      23  FPT-AS-AP FPT Telecom Company, VN
   174        4223       8764     882  COGENT-174, US
  7155        4171        287      85  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       11532        10928  UNINET, MX
  9808       10098        10011  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7698         7555  UNI2-AS, ES
  7545        6196         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4335         4312  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  CABLEONE, US
  7155        4171         4086  VIASAT-SP-BACKBONE, US
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN
 20940        4000         3874  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, 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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
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
23.131.212.0/24      Origin:    140822  ANPHATIDC-VSIS-AS-VN ANPHATIDC, VN
23.131.212.0/24     Transit:     18403  FPT-AS-AP FPT Telecom Company, VN
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

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      /12:310     
/13:592     /14:1229    /15:2174    /16:13964   /17:8248    /18:13705   
/19:24610   /20:43844   /21:51873   /22:111895  /23:100180  /24:596583  
/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        6670        7698  UNI2-AS, ES
  8151        5727       11532  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3613  SHAW, CA
  7155        3119        4171  VIASAT-SP-BACKBONE, US
 22773        2706        3587  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2247       12494  AMAZON-02, US
 30036        2236        2577  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3548  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)
----------------------------------------------

   1:2275      2:1555      3:538       4:9         5:4497      6:165    
   7:6         8:1549      9:2        11:172      12:1395     13:359    
  14:2471     15:334      16:270      17:360      18:906      20:446    
  21:4        22:188      23:7224     24:2649     25:2        27:2690   
  29:19       31:3023     32:37       34:69       35:179      36:2395   
  37:4496     38:8987     39:881      40:151      41:4140     42:2000   
  43:2504     44:341      45:18244    46:4940     47:290      49:1999   
  50:1864     51:586      52:1574     54:315      55:1028     56:8      
  57:234      58:2200     59:1178     60:1157     61:2779     62:2890   
  63:1834     64:5419     65:2101     66:4656     67:3020     68:1316   
  69:3977     70:1158     71:608      72:2871     74:2782     75:1640   
  76:626      77:2589     78:1848     79:1692     80:2204     81:2036   
  82:1811     83:1420     84:1801     85:3198     86:977      87:2159   
  88:1267     89:4312     90:760      91:8304     92:2743     93:2833   
  94:3837     95:4192     96:1259     97:308      98:1087     99:736    
 100:72      101:1124    102:3738    103:32269   104:4457    105:749    
 106:1013    107:2624    108:1188    109:4061    110:2210    111:3268   
 112:2033    113:1785    114:1932    115:2143    116:2009    117:2662   
 118:2871    119:1944    120:1861    121:1338    122:2736    123:2181   
 124:1546    125:2803    126:62      128:1595    129:949     130:1277   
 131:1868    132:809     133:450     134:1514    135:323     136:1339   
 137:1285    138:2929    139:1552    140:1513    141:1450    142:1821   
 143:1587    144:1012    145:435     146:2128    147:2041    148:2577   
 149:2836    150:1189    151:1569    152:2113    153:567     154:8101   
 155:1579    156:3506    157:1863    158:1253    159:2434    160:3439   
 161:1758    162:3622    163:1785    164:1685    165:2156    166:1341   
 167:1864    168:4099    169:800     170:5050    171:1003    172:4023   
 173:3194    174:919     175:1269    176:3566    177:4834    178:3722   
 179:2217    180:2539    181:3970    182:3352    183:2065    184:2271   
 185:21326   186:5033    187:4216    188:4219    189:4093    190:9592   
 191:1561    192:11237   193:9311    194:7675    195:5409    196:3245   
 197:3520    198:6097    199:8273    200:8094    201:6297    202:10344  
 203:10546   204:4627    205:3703    206:4674    207:3611    208:4198   
 209:5133    210:4531    211:2495    212:4503    213:3782    214:1054   
 215:48      216:6597    217:3086    218:1324    219:373     220:2105   
 221:1052    222:675     223:2283   

End of report


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