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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 11 21:13:50 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Tue 11 Feb, 2025

  IPv4 BGP Table (Global) as seen at AARNET (Brisbane).

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/AARNET/

Analysis Summary
----------------

BGP routing table entries examined:                              974241
    Prefixes after maximum aggregation (per Origin AS):          372356
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      474081
    Number of IPv4 prefixes with a valid ROA:                    531127
    Number of IPv4 prefixes with an invalid ROA:                    131
    Number of IPv4 prefixes with no ROA:                         442982
Total ASes present in the Internet Routing Table:                 76539
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65616
Origin ASes announcing only one prefix:                           26888
Transit ASes present in the Internet Routing Table:               10923
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:             32
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1035
    Number of instances of unregistered ASNs:                      1054
Number of 32-bit ASNs allocated by the RIRs:                      46105
Number of 32-bit ASNs visible in the Routing Table:               37769
Prefixes from 32-bit ASNs in the Routing Table:                  198855
Number of bogon 32-bit ASNs visible in the Routing Table:            53
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            486
Number of addresses announced to Internet:                   3111803904
    Equivalent to 185 /8s, 122 /16s and 92 /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:      319031

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

Prefixes being announced by APNIC Region ASes:                   255576
    Total APNIC prefixes after maximum aggregation:               76413
    APNIC Deaggregation factor:                                    3.34
Prefixes being announced from the APNIC address blocks:          247065
    Unique aggregates announced from the APNIC address blocks:   102559
APNIC Region origin ASes present in the Internet Routing Table:   14479
    APNIC Prefixes per ASN:                                       17.06
APNIC Region origin ASes announcing only one prefix:               4445
APNIC Region transit ASes present in the Internet Routing Table:   1934
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:   9983
Number of APNIC addresses announced to Internet:              753280768
    Equivalent to 44 /8s, 230 /16s and 39 /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:                    287027
    Total ARIN prefixes after maximum aggregation:               127355
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288756
    Unique aggregates announced from the ARIN address blocks:    135216
ARIN Region origin ASes present in the Internet Routing Table:    19217
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7026
ARIN Region transit ASes present in the Internet Routing Table:    1989
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5143
Number of ARIN addresses announced to Internet:              1343461632
    Equivalent to 80 /8s, 19 /16s and 153 /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:                    272039
    Total RIPE prefixes after maximum aggregation:               132034
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           269146
    Unique aggregates announced from the RIPE address blocks:    171788
RIPE Region origin ASes present in the Internet Routing Table:    28838
    RIPE Prefixes per ASN:                                         9.33
RIPE Region origin ASes announcing only one prefix:               12054
RIPE Region transit ASes present in the Internet Routing Table:    3959
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12255
Number of RIPE addresses announced to Internet:               732519424
    Equivalent to 43 /8s, 169 /16s and 92 /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:                  123575
    Total LACNIC prefixes after maximum aggregation:              29107
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         120886
    Unique aggregates announced from the LACNIC address blocks:   48848
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2668
LACNIC Region transit ASes present in the Internet Routing Table:  2472
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:  9120
Number of LACNIC addresses announced to Internet:             177839616
    Equivalent to 10 /8s, 153 /16s and 158 /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:                  34989
    Total AfriNIC prefixes after maximum aggregation:              6794
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         47901
    Unique aggregates announced from the AfriNIC address blocks:  15258
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     25.05
AfriNIC Region origin ASes announcing only one prefix:              695
AfriNIC Region transit ASes present in the Internet Routing Table:  378
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1268
Number of AfriNIC addresses announced to Internet:            104444416
    Equivalent to 6 /8s, 57 /16s and 178 /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       10335       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4224        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4204        529     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3250       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2838        853     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2195        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12708      38946    3730  AMAZON-02, US
 11492        4703        312     556  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3589       3054     220  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3560       8758     883  COGENT-174, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3031       1306    2196  AKAMAI-AS, US
396982        2920       3659     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2597        363     258  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        7747       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4006       3395     129  AKAMAI-ASN1, NL
  9009        3738        322    1922  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1941        140    1429  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1487         98     747  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       11721       3224     604  UNINET, MX
 10620        3542        492     950  Telmex Colombia S.A., CO
 13999        2512        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1330        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1157        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
  6147        1110        371      22  Telefonica del Peru S.A.A., PE
 22884        1075         98     373  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1684        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1539         97     100  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         855       1087      16  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA
 36914         550         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       12708      38946    3730  AMAZON-02, US
  8151       11721       3224     604  UNINET, MX
  9808       10335       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7747       1714     145  UNI2-AS, ES
  7545        6212        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4703        312     556  CABLEONE, US
 18403        4224        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4204        529     272  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        287      86  VIASAT-SP-BACKBONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11721        11117  UNINET, MX
  9808       10335        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7747         7602  UNI2-AS, ES
  7545        6212         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4224         4199  FPT-AS-AP FPT Telecom Company, VN
 11492        4703         4147  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4204         3932  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917         3892  VIETEL-AS-AP Viettel Group, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:307     
/13:586     /14:1224    /15:2168    /16:13950   /17:8286    /18:13715   
/19:24567   /20:43887   /21:51997   /22:112103  /23:100957  /24:600326  
/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        6706        7747  UNI2-AS, ES
  8151        5931       11721  UNINET, MX
 11492        3556        4703  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2255        2597  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2254       12708  AMAZON-02, US
 10620        2182        3542  Telmex Colombia S.A., CO

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2294      2:1520      3:569       4:10        5:4503      6:165    
   7:6         8:1556      9:1        11:172      12:1385     13:350    
  14:2502     15:347      16:270      17:359      18:917      20:450    
  21:4        22:188      23:7315     24:2732     25:2        27:2739   
  29:19       31:3124     32:35       34:77       35:203      36:2408   
  37:4609     38:8555     39:895      40:153      41:4178     42:1918   
  43:2521     44:347      45:18260    46:4973     47:292      49:1978   
  50:1884     51:589      52:1572     54:306      55:1096     56:9      
  57:243      58:2220     59:1173     60:1166     61:2786     62:2936   
  63:1826     64:5501     65:2141     66:4647     67:3026     68:1153   
  69:4002     70:1167     71:615      72:2864     74:2788     75:1641   
  76:626      77:2630     78:1871     79:1714     80:2211     81:2052   
  82:2343     83:1408     84:1794     85:3310     86:1019     87:2183   
  88:1313     89:4325     90:754      91:8331     92:2795     93:2858   
  94:3919     95:4201     96:1326     97:308      98:1001     99:734    
 100:71      101:1135    102:3677    103:32260   104:4664    105:753    
 106:1008    107:2629    108:1197    109:4072    110:2214    111:3377   
 112:2044    113:1780    114:1934    115:2210    116:2036    117:2740   
 118:2838    119:1937    120:1870    121:1358    122:2743    123:2167   
 124:1558    125:2870    126:94      128:1590    129:961     130:1283   
 131:1884    132:792     133:450     134:1533    135:324     136:1334   
 137:1285    138:2904    139:1597    140:1546    141:1469    142:1825   
 143:1608    144:1048    145:463     146:2144    147:2064    148:2595   
 149:2826    150:1201    151:1668    152:2126    153:571     154:7859   
 155:1599    156:3571    157:1879    158:1256    159:2426    160:3549   
 161:1854    162:3660    163:1810    164:1690    165:2178    166:1352   
 167:1878    168:4091    169:797     170:5072    171:1004    172:4298   
 173:3243    174:924     175:1269    176:3594    177:4793    178:3766   
 179:2240    180:2555    181:3993    182:3370    183:2027    184:2273   
 185:21481   186:5096    187:4303    188:4218    189:4170    190:9595   
 191:1528    192:11177   193:9392    194:7739    195:5467    196:3245   
 197:3647    198:6185    199:8312    200:8088    201:6309    202:10394  
 203:10620   204:4566    205:3687    206:4658    207:3581    208:4189   
 209:5149    210:4558    211:2528    212:4527    213:3749    214:1055   
 215:42      216:6584    217:3108    218:1336    219:373     220:2112   
 221:1056    222:716     223:2311   

End of report


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