[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 5 21:13:40 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sun 05 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:                              969744
    Prefixes after maximum aggregation (per Origin AS):          369848
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      470012
    Number of IPv4 prefixes with a valid ROA:                    521975
    Number of IPv4 prefixes with an invalid ROA:                    129
    Number of IPv4 prefixes with no ROA:                         447637
Total ASes present in the Internet Routing Table:                 76425
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65504
Origin ASes announcing only one prefix:                           26824
Transit ASes present in the Internet Routing Table:               10921
Transit-only ASes present in the Internet Routing Table:            532
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:                                      39
    Max AS path prepend of ASN ( 37447)                              36
Prefixes from unregistered ASNs in the Routing Table:              1067
    Number of instances of unregistered ASNs:                      1073
Number of 32-bit ASNs allocated by the RIRs:                      46014
Number of 32-bit ASNs visible in the Routing Table:               37566
Prefixes from 32-bit ASNs in the Routing Table:                  196717
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:            496
Number of addresses announced to Internet:                   3119908096
    Equivalent to 185 /8s, 246 /16s and 5 /24s
    Percentage of available address space announced:               84.3
    Percentage of allocated address space announced:               84.3
    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:      317119

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

Prefixes being announced by APNIC Region ASes:                   254077
    Total APNIC prefixes after maximum aggregation:               76071
    APNIC Deaggregation factor:                                    3.34
Prefixes being announced from the APNIC address blocks:          245585
    Unique aggregates announced from the APNIC address blocks:   102234
APNIC Region origin ASes present in the Internet Routing Table:   14432
    APNIC Prefixes per ASN:                                       17.02
APNIC Region origin ASes announcing only one prefix:               4428
APNIC Region transit ASes present in the Internet Routing Table:   1919
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9920
Number of APNIC addresses announced to Internet:              756546304
    Equivalent to 45 /8s, 23 /16s and 251 /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:                    287056
    Total ARIN prefixes after maximum aggregation:               126642
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288451
    Unique aggregates announced from the ARIN address blocks:    132549
ARIN Region origin ASes present in the Internet Routing Table:    19204
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6991
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:    5112
Number of ARIN addresses announced to Internet:              1348535040
    Equivalent to 80 /8s, 97 /16s and 3 /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:                    269811
    Total RIPE prefixes after maximum aggregation:               130644
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           266793
    Unique aggregates announced from the RIPE address blocks:    170017
RIPE Region origin ASes present in the Internet Routing Table:    28791
    RIPE Prefixes per ASN:                                         9.27
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3960
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12170
Number of RIPE addresses announced to Internet:               732960512
    Equivalent to 43 /8s, 176 /16s and 23 /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:                  123323
    Total LACNIC prefixes after maximum aggregation:              29226
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         120797
    Unique aggregates announced from the LACNIC address blocks:   49247
LACNIC Region origin ASes present in the Internet Routing Table:  11174
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2488
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:             177220864
    Equivalent to 10 /8s, 144 /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:                  34410
    Total AfriNIC prefixes after maximum aggregation:              6595
    AfriNIC Deaggregation factor:                                  5.22
Prefixes being announced from the AfriNIC address blocks:         47621
    Unique aggregates announced from the AfriNIC address blocks:  15547
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     24.96
AfriNIC Region origin ASes announcing only one prefix:              692
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: 1264
Number of AfriNIC addresses announced to Internet:            104379136
    Equivalent to 6 /8s, 56 /16s and 179 /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        4313        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4051        523     274  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       12617      38849    3290  AMAZON-02, US
 11492        4692        312     552  CABLEONE, US
   174        4217       8764     879  COGENT-174, US
  7155        4165        287      85  VIASAT-SP-BACKBONE, US
  6327        3613       1320      79  SHAW, CA
 22773        3586       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3204      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        3751        322    1895  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       11533       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        1139        315     486  Axtel, S.A.B. de C.V., MX
 11664        1134        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1116        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        1636        389      18  LINKdotNET-AS, EG
 29571        1483         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         557       1861      35  IAM-AS, MA
 36914         534         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       12617      38849    3290  AMAZON-02, US
  8151       11533       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        4313        347      23  FPT-AS-AP FPT Telecom Company, VN
   174        4217       8764     879  COGENT-174, US
  7155        4165        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       11533        10929  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        4313         4290  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  CABLEONE, US
  7155        4165         4080  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
23.132.192.0/24      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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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     
/13:593     /14:1228    /15:2175    /16:13984   /17:8255    /18:13716   
/19:24614   /20:43856   /21:51875   /22:111850  /23:100159  /24:596960  
/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        5728       11533  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3613  SHAW, CA
  7155        3113        4165  VIASAT-SP-BACKBONE, US
 22773        2706        3586  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2261       12617  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)
----------------------------------------------

   1:2281      2:1555      3:538       4:9         5:4495      6:165    
   7:6         8:1550      9:1        11:172      12:1392     13:359    
  14:2471     15:334      16:270      17:361      18:906      20:447    
  21:4        22:188      23:7220     24:2731     25:2        27:2697   
  29:19       31:3028     32:37       34:69       35:179      36:2395   
  37:4508     38:8971     39:883      40:151      41:4143     42:1983   
  43:2498     44:341      45:18282    46:4963     47:291      49:1991   
  50:1866     51:586      52:1574     54:316      55:1027     56:8      
  57:235      58:2199     59:1178     60:1158     61:2779     62:2884   
  63:1834     64:5420     65:2092     66:4659     67:3021     68:1316   
  69:3982     70:1156     71:608      72:2870     74:2782     75:1636   
  76:627      77:2592     78:1847     79:1687     80:2205     81:2039   
  82:1810     83:1417     84:1801     85:3198     86:977      87:2160   
  88:1266     89:4314     90:760      91:8297     92:2742     93:2832   
  94:3841     95:4191     96:1258     97:308      98:1087     99:732    
 100:72      101:1124    102:3746    103:32288   104:4472    105:749    
 106:1012    107:2623    108:1189    109:4066    110:2209    111:3269   
 112:2035    113:1787    114:1932    115:2146    116:2010    117:2661   
 118:2869    119:1944    120:1861    121:1339    122:2735    123:2176   
 124:1544    125:2806    126:62      128:1595    129:948     130:1277   
 131:1865    132:809     133:450     134:1514    135:323     136:1339   
 137:1284    138:2913    139:1556    140:1513    141:1449    142:1822   
 143:1589    144:1020    145:436     146:2128    147:2042    148:2580   
 149:2836    150:1189    151:1570    152:2113    153:567     154:8100   
 155:1579    156:3509    157:1867    158:1253    159:2434    160:3449   
 161:1763    162:3619    163:1785    164:1682    165:2157    166:1341   
 167:1863    168:4102    169:801     170:5055    171:1003    172:4028   
 173:3193    174:920     175:1271    176:3567    177:4880    178:3724   
 179:2245    180:2538    181:3977    182:3352    183:2064    184:2271   
 185:21342   186:5069    187:4241    188:4219    189:4096    190:9595   
 191:1567    192:11240   193:9314    194:7676    195:5410    196:3245   
 197:3523    198:6118    199:8264    200:8098    201:6278    202:10363  
 203:10541   204:4628    205:3705    206:4674    207:3612    208:4203   
 209:5134    210:4530    211:2495    212:4505    213:3774    214:1053   
 215:48      216:6607    217:3076    218:1324    219:372     220:2105   
 221:1052    222:675     223:2284   

End of report


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