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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 17 21:13:55 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Mon 17 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:                              974245
    Prefixes after maximum aggregation (per Origin AS):          372539
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      474688
    Number of IPv4 prefixes with a valid ROA:                    531746
    Number of IPv4 prefixes with an invalid ROA:                    138
    Number of IPv4 prefixes with no ROA:                         442361
Total ASes present in the Internet Routing Table:                 76557
    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:               10941
Transit-only ASes present in the Internet Routing Table:            539
Paths with bogon ASNs present in the IPv4 Routing Table:             40
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:              1048
    Number of instances of unregistered ASNs:                      1067
Number of 32-bit ASNs allocated by the RIRs:                      46152
Number of 32-bit ASNs visible in the Routing Table:               37792
Prefixes from 32-bit ASNs in the Routing Table:                  198932
Number of bogon 32-bit ASNs visible in the Routing Table:            63
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            487
Number of addresses announced to Internet:                   3112098816
    Equivalent to 185 /8s, 126 /16s and 220 /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:      319091

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

Prefixes being announced by APNIC Region ASes:                   255420
    Total APNIC prefixes after maximum aggregation:               76391
    APNIC Deaggregation factor:                                    3.34
Prefixes being announced from the APNIC address blocks:          247024
    Unique aggregates announced from the APNIC address blocks:   102547
APNIC Region origin ASes present in the Internet Routing Table:   14482
    APNIC Prefixes per ASN:                                       17.06
APNIC Region origin ASes announcing only one prefix:               4442
APNIC Region transit ASes present in the Internet Routing Table:   1940
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:   9988
Number of APNIC addresses announced to Internet:              753262848
    Equivalent to 44 /8s, 229 /16s and 225 /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, 131072-155961
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:                    287133
    Total ARIN prefixes after maximum aggregation:               127401
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288606
    Unique aggregates announced from the ARIN address blocks:    135322
ARIN Region origin ASes present in the Internet Routing Table:    19220
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                7037
ARIN Region transit ASes present in the Internet Routing Table:    1994
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:    5152
Number of ARIN addresses announced to Internet:              1343387136
    Equivalent to 80 /8s, 18 /16s and 118 /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:                    272129
    Total RIPE prefixes after maximum aggregation:               132146
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           269406
    Unique aggregates announced from the RIPE address blocks:    172245
RIPE Region origin ASes present in the Internet Routing Table:    28827
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    3970
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:   12245
Number of RIPE addresses announced to Internet:               733071872
    Equivalent to 43 /8s, 177 /16s and 202 /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:                  123513
    Total LACNIC prefixes after maximum aggregation:              29139
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         120829
    Unique aggregates announced from the LACNIC address blocks:   48894
LACNIC Region origin ASes present in the Internet Routing Table:  11203
    LACNIC Prefixes per ASN:                                      10.79
LACNIC Region origin ASes announcing only one prefix:              2681
LACNIC Region transit ASes present in the Internet Routing Table:  2482
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        34
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9139
Number of LACNIC addresses announced to Internet:             177787648
    Equivalent to 10 /8s, 152 /16s and 211 /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:                  35002
    Total AfriNIC prefixes after maximum aggregation:              6802
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         47892
    Unique aggregates announced from the AfriNIC address blocks:  15268
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     25.07
AfriNIC Region origin ASes announcing only one prefix:              694
AfriNIC Region transit ASes present in the Internet Routing Table:  371
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: 1268
Number of AfriNIC addresses announced to Internet:            104324864
    Equivalent to 6 /8s, 55 /16s and 223 /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        6211        843     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4266        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  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        2839        855     528  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2163        434     190  TATACOMM-AS TATA Communications formerly 

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       12743      38948    3740  AMAZON-02, US
 11492        4702        312     561  CABLEONE, US
  7155        4172        286      83  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3587       3054     219  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3582       8760     902  COGENT-174, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3017       1296    2189  AKAMAI-AS, US
396982        2925       3659     447  GOOGLE-CLOUD-PLATFORM, US
 30036        2598        363     257  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        7762       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4008       3395     130  AKAMAI-ASN1, NL
  9009        3726        320    1913  M247, RO
 12389        2991       2303     893  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        2025        146    1501  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1488         98     748  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       11725       3205     600  UNINET, MX
 10620        3543        492     950  Telmex Colombia S.A., CO
 13999        2514        539     365  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1349       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1158        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 22884        1076         98     372  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        1647        389      16  LINKdotNET-AS, EG
 29571        1553         98     103  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 20011         980        183     284  INTERNET-SOLUTIONS, ZA
 37069         843       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 15399         521         56      57  WANANCHI-, 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       12743      38948    3740  AMAZON-02, US
  8151       11725       3205     600  UNINET, MX
  9808       10335       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7762       1714     145  UNI2-AS, ES
  7545        6211        843     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     561  CABLEONE, US
 18403        4266        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4172        286      83  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       11725        11125  UNINET, MX
  9808       10335        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7762         7617  UNI2-AS, ES
  7545        6211         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4266         4241  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4141  CABLEONE, US
  7155        4172         4089  VIASAT-SP-BACKBONE, US
  9498        4215         3942  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
    213407  UNALLOCATED  2.56.248.0/24           214466  OLFE AE Olfe Tekn. Ve T
    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

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     
/13:587     /14:1224    /15:2164    /16:13936   /17:8288    /18:13697   
/19:24540   /20:43821   /21:51949   /22:112206  /23:100958  /24:600400  
/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        6719        7762  UNI2-AS, ES
  8151        5942       11725  UNINET, MX
 11492        3556        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3119        4172  VIASAT-SP-BACKBONE, US
 22773        2708        3587  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2280       12743  AMAZON-02, US
 30036        2256        2598  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3543  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)
----------------------------------------------

   1:2296      2:1523      3:571       4:10        5:4523      6:165    
   7:6         8:1553      9:1        11:172      12:1383     13:347    
  14:2508     15:347      16:273      17:360      18:916      20:450    
  21:4        22:188      23:7327     24:2728     25:2        27:2741   
  29:19       31:3137     32:37       34:78       35:203      36:2407   
  37:4614     38:8576     39:895      40:153      41:4139     42:1931   
  43:2524     44:351      45:18215    46:4979     47:291      49:1971   
  50:1882     51:589      52:1570     54:300      55:1065     56:9      
  57:242      58:2223     59:1173     60:1166     61:2781     62:2942   
  63:1825     64:5505     65:2136     66:4639     67:3030     68:1139   
  69:3980     70:1164     71:616      72:2860     74:2777     75:1638   
  76:611      77:2633     78:1872     79:1719     80:2207     81:2030   
  82:2522     83:1410     84:1793     85:3334     86:1019     87:2161   
  88:1311     89:4326     90:759      91:8313     92:2808     93:2858   
  94:3909     95:4223     96:1350     97:310      98:1004     99:738    
 100:71      101:1130    102:3708    103:32186   104:4679    105:822    
 106:992     107:2613    108:1195    109:4080    110:2219    111:3363   
 112:2046    113:1773    114:1937    115:2207    116:2043    117:2750   
 118:2879    119:1957    120:1871    121:1360    122:2752    123:2179   
 124:1562    125:2869    126:94      128:1595    129:960     130:1277   
 131:1852    132:792     133:450     134:1528    135:325     136:1329   
 137:1279    138:2883    139:1600    140:1554    141:1487    142:1827   
 143:1591    144:1052    145:470     146:2134    147:2064    148:2603   
 149:2850    150:1220    151:1675    152:2112    153:571     154:7833   
 155:1595    156:3514    157:1888    158:1248    159:2424    160:3553   
 161:1893    162:3690    163:1819    164:1689    165:2181    166:1356   
 167:1875    168:4079    169:798     170:5073    171:1005    172:4287   
 173:3246    174:923     175:1267    176:3600    177:4763    178:3750   
 179:2224    180:2560    181:3977    182:3369    183:2018    184:2275   
 185:21477   186:5094    187:4296    188:4219    189:4159    190:9582   
 191:1526    192:11176   193:9348    194:7747    195:5470    196:3275   
 197:3633    198:6188    199:8320    200:8154    201:6310    202:10361  
 203:10633   204:4557    205:3687    206:4621    207:3592    208:4178   
 209:5179    210:4569    211:2527    212:4511    213:3748    214:1058   
 215:42      216:6585    217:3104    218:1336    219:373     220:2111   
 221:1055    222:717     223:2308   

End of report


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