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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jan 18 21:14:01 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sat 18 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:                              971359
    Prefixes after maximum aggregation (per Origin AS):          370380
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      471759
    Number of IPv4 prefixes with a valid ROA:                    523775
    Number of IPv4 prefixes with an invalid ROA:                    137
    Number of IPv4 prefixes with no ROA:                         447447
Total ASes present in the Internet Routing Table:                 76465
    Prefixes per ASN:                                             12.70
Origin-only ASes present in the Internet Routing Table:           65515
Origin ASes announcing only one prefix:                           26838
Transit ASes present in the Internet Routing Table:               10950
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:             23
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      69
    Max AS path prepend of ASN ( 37447)                              66
Prefixes from unregistered ASNs in the Routing Table:              1060
    Number of instances of unregistered ASNs:                      1066
Number of 32-bit ASNs allocated by the RIRs:                      46101
Number of 32-bit ASNs visible in the Routing Table:               37632
Prefixes from 32-bit ASNs in the Routing Table:                  197985
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            512
Number of addresses announced to Internet:                   3118471936
    Equivalent to 185 /8s, 224 /16s and 27 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      317531

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

Prefixes being announced by APNIC Region ASes:                   254735
    Total APNIC prefixes after maximum aggregation:               75987
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246575
    Unique aggregates announced from the APNIC address blocks:   102186
APNIC Region origin ASes present in the Internet Routing Table:   14431
    APNIC Prefixes per ASN:                                       17.09
APNIC Region origin ASes announcing only one prefix:               4424
APNIC Region transit ASes present in the Internet Routing Table:   1925
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9938
Number of APNIC addresses announced to Internet:              756967168
    Equivalent to 45 /8s, 30 /16s and 103 /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:                    286459
    Total ARIN prefixes after maximum aggregation:               126819
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288289
    Unique aggregates announced from the ARIN address blocks:    134247
ARIN Region origin ASes present in the Internet Routing Table:    19203
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                7021
ARIN Region transit ASes present in the Internet Routing Table:    1995
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:    5115
Number of ARIN addresses announced to Internet:              1346279168
    Equivalent to 80 /8s, 62 /16s and 151 /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:                    270765
    Total RIPE prefixes after maximum aggregation:               131227
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267763
    Unique aggregates announced from the RIPE address blocks:    170759
RIPE Region origin ASes present in the Internet Routing Table:    28821
    RIPE Prefixes per ASN:                                         9.29
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3954
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:   12198
Number of RIPE addresses announced to Internet:               733062400
    Equivalent to 43 /8s, 177 /16s and 165 /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:                  124048
    Total LACNIC prefixes after maximum aggregation:              29001
    LACNIC Deaggregation factor:                                   4.28
Prefixes being announced from the LACNIC address blocks:         121436
    Unique aggregates announced from the LACNIC address blocks:   48870
LACNIC Region origin ASes present in the Internet Routing Table:  11186
    LACNIC Prefixes per ASN:                                      10.86
LACNIC Region origin ASes announcing only one prefix:              2650
LACNIC Region transit ASes present in the Internet Routing Table:  2501
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:  9118
Number of LACNIC addresses announced to Internet:             177483776
    Equivalent to 10 /8s, 148 /16s and 48 /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:                  34292
    Total AfriNIC prefixes after maximum aggregation:              6672
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46783
    Unique aggregates announced from the AfriNIC address blocks:  15269
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     24.52
AfriNIC Region origin ASes announcing only one prefix:              691
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:                       69
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1263
Number of AfriNIC addresses announced to Internet:            104417792
    Equivalent to 6 /8s, 57 /16s and 74 /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       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6198        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4269        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4104        526     277  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        3245       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2819        846     545  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       12589      38856    3705  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4144       8763     893  COGENT-174, US
  6327        3613       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3007       1300    2186  AKAMAI-AS, US
396982        2898       3657     441  GOOGLE-CLOUD-PLATFORM, US
 30036        2589        363     255  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        7648       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4038       3395     128  AKAMAI-ASN1, NL
  9009        3736        321    1899  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2371        361     579  TELLCOM-AS, TR
212238        1895        135    1400  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  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       11630       3228     602  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2535        538     368  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1167        374     163  Axtel, S.A.B. de C.V., MX
 11664        1153        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 22884        1073         98     369  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        1683        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1541         97     109  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         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         832       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       12589      38856    3705  AMAZON-02, US
  8151       11630       3228     602  UNINET, MX
  9808       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7648       1709     143  UNI2-AS, ES
  7545        6198        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4269        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4144       8763     893  COGENT-174, 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       11630        11028  UNINET, MX
  9808       10310        10223  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7648         7505  UNI2-AS, ES
  7545        6198         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4269         4246  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4038         3910  AKAMAI-ASN1, NL
  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
     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
23.140.176.0/24      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      /12:311     
/13:590     /14:1228    /15:2172    /16:13984   /17:8262    /18:13712   
/19:24586   /20:43824   /21:51955   /22:112099  /23:100810  /24:597658  
/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        6612        7648  UNI2-AS, ES
  8151        5829       11630  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3613  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2254       12589  AMAZON-02, US
 30036        2248        2589  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)
----------------------------------------------

   1:2283      2:1571      3:547       4:9         5:4494      6:165    
   7:6         8:1549      9:1        11:172      12:1387     13:353    
  14:2491     15:335      16:270      17:361      18:904      20:450    
  21:4        22:188      23:7271     24:2732     25:2        27:2708   
  29:19       31:3096     32:37       34:70       35:187      36:2400   
  37:4509     38:9037     39:894      40:150      41:4163     42:1957   
  43:2524     44:345      45:18119    46:4963     47:293      49:1999   
  50:1860     51:586      52:1571     54:307      55:1027     56:8      
  57:236      58:2208     59:1182     60:1160     61:2788     62:2928   
  63:1841     64:5413     65:2091     66:4634     67:3011     68:1199   
  69:3997     70:1153     71:612      72:2869     74:2781     75:1637   
  76:630      77:2602     78:1848     79:1713     80:2208     81:2050   
  82:1893     83:1418     84:1790     85:3263     86:988      87:2191   
  88:1276     89:4338     90:751      91:8316     92:2751     93:2871   
  94:3838     95:4163     96:1270     97:309      98:1006     99:737    
 100:71      101:1128    102:3520    103:32269   104:4600    105:753    
 106:1022    107:2627    108:1185    109:4059    110:2222    111:3291   
 112:2042    113:1784    114:1930    115:2173    116:2025    117:2689   
 118:2860    119:1940    120:1871    121:1359    122:2729    123:2167   
 124:1544    125:2843    126:61      128:1612    129:948     130:1263   
 131:1869    132:811     133:450     134:1509    135:322     136:1335   
 137:1284    138:2898    139:1574    140:1515    141:1597    142:1817   
 143:1597    144:1019    145:471     146:2136    147:2053    148:2587   
 149:2837    150:1197    151:1640    152:2089    153:566     154:7784   
 155:1540    156:3337    157:1877    158:1253    159:2433    160:3497   
 161:1786    162:3652    163:1784    164:1684    165:2149    166:1330   
 167:1861    168:4112    169:791     170:5076    171:1003    172:4029   
 173:3185    174:921     175:1269    176:3592    177:4951    178:3743   
 179:2255    180:2544    181:3948    182:3362    183:2059    184:2277   
 185:21384   186:5084    187:4374    188:4237    189:4146    190:9585   
 191:1561    192:11251   193:9363    194:7704    195:5445    196:3196   
 197:3485    198:6133    199:8281    200:8191    201:6312    202:10344  
 203:10578   204:4554    205:3684    206:4663    207:3611    208:4215   
 209:5148    210:4545    211:2513    212:4511    213:3749    214:1050   
 215:42      216:6573    217:3089    218:1335    219:373     220:2093   
 221:1055    222:719     223:2304   

End of report


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