[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 3 21:13:45 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Mon 03 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:                              973653
    Prefixes after maximum aggregation (per Origin AS):          371849
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473528
    Number of IPv4 prefixes with a valid ROA:                    527508
    Number of IPv4 prefixes with an invalid ROA:                    139
    Number of IPv4 prefixes with no ROA:                         446006
Total ASes present in the Internet Routing Table:                 76481
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65550
Origin ASes announcing only one prefix:                           26818
Transit ASes present in the Internet Routing Table:               10931
Transit-only ASes present in the Internet Routing Table:            527
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:              1061
    Number of instances of unregistered ASNs:                      1080
Number of 32-bit ASNs allocated by the RIRs:                      46096
Number of 32-bit ASNs visible in the Routing Table:               37698
Prefixes from 32-bit ASNs in the Routing Table:                  199095
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:            505
Number of addresses announced to Internet:                   3111757312
    Equivalent to 185 /8s, 121 /16s and 166 /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:      318914

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

Prefixes being announced by APNIC Region ASes:                   255280
    Total APNIC prefixes after maximum aggregation:               76244
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246810
    Unique aggregates announced from the APNIC address blocks:   102417
APNIC Region origin ASes present in the Internet Routing Table:   14442
    APNIC Prefixes per ASN:                                       17.09
APNIC Region origin ASes announcing only one prefix:               4418
APNIC Region transit ASes present in the Internet Routing Table:   1928
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:   9950
Number of APNIC addresses announced to Internet:              753136640
    Equivalent to 44 /8s, 227 /16s and 244 /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:                    287023
    Total ARIN prefixes after maximum aggregation:               127417
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288731
    Unique aggregates announced from the ARIN address blocks:    134956
ARIN Region origin ASes present in the Internet Routing Table:    19204
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7014
ARIN Region transit ASes present in the Internet Routing Table:    1983
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:    5135
Number of ARIN addresses announced to Internet:              1343763712
    Equivalent to 80 /8s, 24 /16s and 53 /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:                    271947
    Total RIPE prefixes after maximum aggregation:               131775
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           269064
    Unique aggregates announced from the RIPE address blocks:    171551
RIPE Region origin ASes present in the Internet Routing Table:    28831
    RIPE Prefixes per ASN:                                         9.33
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    3957
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:   12227
Number of RIPE addresses announced to Internet:               732241152
    Equivalent to 43 /8s, 165 /16s and 29 /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:                  123612
    Total LACNIC prefixes after maximum aggregation:              29056
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         120923
    Unique aggregates announced from the LACNIC address blocks:   48866
LACNIC Region origin ASes present in the Internet Routing Table:  11188
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2489
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:  9121
Number of LACNIC addresses announced to Internet:             177869312
    Equivalent to 10 /8s, 154 /16s and 18 /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:                  34730
    Total AfriNIC prefixes after maximum aggregation:              6699
    AfriNIC Deaggregation factor:                                  5.18
Prefixes being announced from the AfriNIC address blocks:         47619
    Unique aggregates announced from the AfriNIC address blocks:  15318
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     24.93
AfriNIC Region origin ASes announcing only one prefix:              692
AfriNIC Region transit ASes present in the Internet Routing Table:  375
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: 1265
Number of AfriNIC addresses announced to Internet:            104487168
    Equivalent to 6 /8s, 58 /16s and 89 /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       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6208        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4181        528     269  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4175        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3248       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2834        852     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2203        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       12703      38941    3745  AMAZON-02, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
   174        3628       8760     887  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3590       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3017       1306    2193  AKAMAI-AS, US
396982        2914       3658     440  GOOGLE-CLOUD-PLATFORM, US
 30036        2588        362     262  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        7726       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4010       3395     128  AKAMAI-ASN1, NL
  9009        3730        320    1914  M247, RO
 12389        2983       2302     889  ROSTELECOM-AS, RU
 34984        2369        361     581  TELLCOM-AS, TR
212238        1909        137    1407  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1582       1852      14  TE-AS TE-AS, EG
 62240        1495         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       11681       3224     603  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2502        539     365  Mega Cable, S.A. de C.V., MX
 11830        1991        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        1159        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
  6147        1103        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        1646        389      16  LINKdotNET-AS, EG
 29571        1538         97      99  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         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         843       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         553         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       12703      38941    3745  AMAZON-02, US
  8151       11681       3224     603  UNINET, MX
  9808       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7726       1711     144  UNI2-AS, ES
  7545        6208        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  9498        4181        528     269  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
 18403        4175        347      23  FPT-AS-AP FPT Telecom Company, VN

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       11681        11078  UNINET, MX
  9808       10334        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7726         7582  UNI2-AS, ES
  7545        6208         5545  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4175         4152  FPT-AS-AP FPT Telecom Company, VN
 11492        4697         4145  CABLEONE, US
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4181         3912  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913         3888  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
23.132.192.0/24      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      /11:92      /12:307     
/13:588     /14:1224    /15:2169    /16:13940   /17:8270    /18:13722   
/19:24578   /20:43833   /21:51963   /22:112088  /23:100923  /24:599881  
/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        6687        7726  UNI2-AS, ES
  8151        5894       11681  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        2710        3590  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2275       12703  AMAZON-02, US
 30036        2247        2588  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  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      2:1539      3:568       4:9         5:4725      6:165    
   7:6         8:1545      9:1        11:172      12:1382     13:348    
  14:2496     15:343      16:270      17:360      18:913      20:450    
  21:4        22:188      23:7294     24:2730     25:2        27:2755   
  29:19       31:3111     32:38       34:71       35:199      36:2407   
  37:4667     38:8612     39:895      40:151      41:4195     42:1898   
  43:2514     44:346      45:18168    46:4971     47:293      49:1983   
  50:1863     51:589      52:1572     54:307      55:1141     56:9      
  57:239      58:2208     59:1183     60:1162     61:2786     62:2925   
  63:1830     64:5473     65:2091     66:4639     67:3024     68:1210   
  69:4018     70:1161     71:614      72:2871     74:2783     75:1641   
  76:628      77:2615     78:1851     79:1682     80:2204     81:2049   
  82:2203     83:1516     84:1799     85:3286     86:1013     87:2189   
  88:1272     89:4375     90:753      91:8337     92:2787     93:2877   
  94:3924     95:4182     96:1293     97:308      98:1015     99:737    
 100:71      101:1128    102:3676    103:32262   104:4670    105:758    
 106:1015    107:2624    108:1166    109:4037    110:2213    111:3388   
 112:2044    113:1780    114:1933    115:2201    116:2029    117:2746   
 118:2838    119:1932    120:1872    121:1353    122:2740    123:2165   
 124:1553    125:2860    126:94      128:1595    129:954     130:1281   
 131:1869    132:806     133:450     134:1522    135:321     136:1335   
 137:1286    138:2909    139:1603    140:1538    141:1475    142:1828   
 143:1612    144:1029    145:463     146:2143    147:2054    148:2588   
 149:2835    150:1199    151:1646    152:2052    153:571     154:7969   
 155:1614    156:3536    157:1883    158:1255    159:2418    160:3532   
 161:1807    162:3651    163:1801    164:1695    165:2176    166:1318   
 167:1878    168:4089    169:798     170:5067    171:1003    172:4309   
 173:3216    174:921     175:1268    176:3595    177:4808    178:3782   
 179:2212    180:2552    181:3951    182:3371    183:2029    184:2276   
 185:21461   186:5091    187:4314    188:4223    189:4141    190:9582   
 191:1527    192:11262   193:9381    194:7718    195:5461    196:3211   
 197:3598    198:6174    199:8280    200:8132    201:6296    202:10367  
 203:10596   204:4559    205:3669    206:4664    207:3574    208:4201   
 209:5156    210:4553    211:2513    212:4511    213:3746    214:1054   
 215:42      216:6603    217:3103    218:1335    219:373     220:2105   
 221:1056    222:716     223:2310   

End of report


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