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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 29 21:13:50 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Wed 29 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:                              973545
    Prefixes after maximum aggregation (per Origin AS):          371504
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473248
    Number of IPv4 prefixes with a valid ROA:                    526733
    Number of IPv4 prefixes with an invalid ROA:                    128
    Number of IPv4 prefixes with no ROA:                         446684
Total ASes present in the Internet Routing Table:                 76490
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65554
Origin ASes announcing only one prefix:                           26844
Transit ASes present in the Internet Routing Table:               10936
Transit-only ASes present in the Internet Routing Table:            529
Paths with bogon ASNs present in the IPv4 Routing Table:             19
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      40
    Max AS path prepend of ASN ( 37447)                              36
Prefixes from unregistered ASNs in the Routing Table:              1062
    Number of instances of unregistered ASNs:                      1068
Number of 32-bit ASNs allocated by the RIRs:                      46079
Number of 32-bit ASNs visible in the Routing Table:               37681
Prefixes from 32-bit ASNs in the Routing Table:                  198923
Number of bogon 32-bit ASNs visible in the Routing Table:            27
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3114137344
    Equivalent to 185 /8s, 157 /16s and 247 /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:      318588

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

Prefixes being announced by APNIC Region ASes:                   255098
    Total APNIC prefixes after maximum aggregation:               76204
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246714
    Unique aggregates announced from the APNIC address blocks:   102422
APNIC Region origin ASes present in the Internet Routing Table:   14444
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4420
APNIC Region transit ASes present in the Internet Routing Table:   1929
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:   9951
Number of APNIC addresses announced to Internet:              753255168
    Equivalent to 44 /8s, 229 /16s and 195 /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:                    287165
    Total ARIN prefixes after maximum aggregation:               127135
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288934
    Unique aggregates announced from the ARIN address blocks:    134750
ARIN Region origin ASes present in the Internet Routing Table:    19210
    ARIN Prefixes per ASN:                                        15.04
ARIN Region origin ASes announcing only one prefix:                7023
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:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5131
Number of ARIN addresses announced to Internet:              1344926464
    Equivalent to 80 /8s, 41 /16s and 243 /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:                    271497
    Total RIPE prefixes after maximum aggregation:               131756
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268493
    Unique aggregates announced from the RIPE address blocks:    171465
RIPE Region origin ASes present in the Internet Routing Table:    28833
    RIPE Prefixes per ASN:                                         9.31
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3961
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:   12217
Number of RIPE addresses announced to Internet:               733377024
    Equivalent to 43 /8s, 182 /16s and 114 /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:                  124059
    Total LACNIC prefixes after maximum aggregation:              29074
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121418
    Unique aggregates announced from the LACNIC address blocks:   48892
LACNIC Region origin ASes present in the Internet Routing Table:  11188
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2489
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9117
Number of LACNIC addresses announced to Internet:             177904640
    Equivalent to 10 /8s, 154 /16s and 156 /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:                  34664
    Total AfriNIC prefixes after maximum aggregation:              6672
    AfriNIC Deaggregation factor:                                  5.20
Prefixes being announced from the AfriNIC address blocks:         47474
    Unique aggregates announced from the AfriNIC address blocks:  15293
AfriNIC Region origin ASes present in the Internet Routing Table:  1906
    AfriNIC Prefixes per ASN:                                     24.91
AfriNIC Region origin ASes announcing only one prefix:              692
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet:            104411392
    Equivalent to 6 /8s, 57 /16s and 49 /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       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6205        843     662  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4169        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4164        528     272  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        3249       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2831        852     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2204        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       12623      38888    3714  AMAZON-02, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
   174        4163       8760     889  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3590       3053     220  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3011       1302    2195  AKAMAI-AS, US
396982        2905       3657     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2584        361     259  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        7758       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4010       3395     128  AKAMAI-ASN1, NL
  9009        3753        322    1904  M247, RO
 12389        2984       2302     889  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1905        136    1405  CDNEXT, GB
  8452        1616       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       11666       3223     604  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2519        539     366  Mega Cable, S.A. de C.V., MX
 11830        1988        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1154        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1137        374     163  Axtel, S.A.B. de C.V., MX
  6147        1105        371      22  Telefonica del Peru S.A.A., PE
 22884        1076         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1681        601      30  RAYA-AS, EG
 24863        1648        389      16  LINKdotNET-AS, EG
 29571        1546         97     106  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         847       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         544         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       12623      38888    3714  AMAZON-02, US
  8151       11666       3223     604  UNINET, MX
  9808       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1711     144  UNI2-AS, ES
  7545        6205        843     662  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
 18403        4169        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4164        528     272  BBIL-AP BHARTI Airtel Ltd., IN

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       11666        11062  UNINET, MX
  9808       10336        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7614  UNI2-AS, ES
  7545        6205         5543  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4169         4146  FPT-AS-AP FPT Telecom Company, VN
 11492        4697         4145  CABLEONE, US
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4164         3892  BBIL-AP BHARTI Airtel Ltd., IN
  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
    214971  UNALLOCATED  5.231.47.0/24            47263  CUBEHOSTING1, DE
     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

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      /12:308     
/13:588     /14:1227    /15:2171    /16:13935   /17:8277    /18:13719   
/19:24598   /20:43831   /21:51935   /22:112113  /23:100859  /24:599816  
/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        6718        7758  UNI2-AS, ES
  8151        5881       11666  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2709        3590  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2253       12623  AMAZON-02, US
 30036        2243        2584  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)
----------------------------------------------

   1:2290      2:1540      3:565       4:9         5:4639      6:165    
   7:6         8:1545      9:1        11:172      12:1383     13:346    
  14:2494     15:342      16:270      17:360      18:908      20:450    
  21:4        22:188      23:7289     24:2731     25:2        27:2741   
  29:19       31:3107     32:38       34:70       35:187      36:2405   
  37:4624     38:9078     39:895      40:151      41:4165     42:1912   
  43:2526     44:346      45:18177    46:4976     47:293      49:1983   
  50:1863     51:588      52:1569     54:307      55:1143     56:9      
  57:237      58:2207     59:1182     60:1161     61:2788     62:2940   
  63:1830     64:5499     65:2086     66:4649     67:3021     68:1198   
  69:4025     70:1153     71:612      72:2871     74:2779     75:1639   
  76:628      77:2613     78:1851     79:1393     80:2209     81:2049   
  82:2128     83:1417     84:1802     85:3276     86:998      87:2187   
  88:1277     89:4367     90:752      91:8339     92:2773     93:2915   
  94:3926     95:4170     96:1294     97:308      98:1011     99:737    
 100:71      101:1130    102:3711    103:32275   104:4643    105:754    
 106:1014    107:2624    108:1170    109:4090    110:2215    111:3354   
 112:2042    113:1764    114:1935    115:2193    116:2026    117:2746   
 118:2846    119:1939    120:1870    121:1355    122:2731    123:2163   
 124:1553    125:2860    126:94      128:1606    129:959     130:1278   
 131:1892    132:812     133:451     134:1516    135:322     136:1335   
 137:1287    138:2911    139:1595    140:1521    141:1491    142:1833   
 143:1605    144:1023    145:461     146:2141    147:2054    148:2582   
 149:2844    150:1193    151:1642    152:2077    153:567     154:7938   
 155:1555    156:3444    157:1876    158:1252    159:2426    160:3524   
 161:1798    162:3655    163:1797    164:1698    165:2175    166:1320   
 167:1873    168:4097    169:795     170:5094    171:1001    172:4204   
 173:3222    174:921     175:1266    176:3596    177:4956    178:3762   
 179:2200    180:2545    181:3950    182:3377    183:2029    184:2279   
 185:21453   186:5111    187:4372    188:4241    189:4147    190:9586   
 191:1549    192:11262   193:9353    194:7721    195:5466    196:3224   
 197:3588    198:6167    199:8271    200:8229    201:6318    202:10355  
 203:10592   204:4552    205:3678    206:4641    207:3607    208:4194   
 209:5169    210:4549    211:2512    212:4505    213:3746    214:1047   
 215:42      216:6606    217:3109    218:1335    219:373     220:2105   
 221:1054    222:718     223:2310   

End of report


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