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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 25 21:13:27 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Sun 25 Feb, 2024

  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:                              937790
    Prefixes after maximum aggregation (per Origin AS):          357144
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      457178
    Number of IPv4 prefixes with a valid ROA:                    448467
    Number of IPv4 prefixes with an invalid ROA:                   3208
    Number of IPv4 prefixes with no ROA:                         486115
Total ASes present in the Internet Routing Table:                 75420
    Prefixes per ASN:                                             12.43
Origin-only ASes present in the Internet Routing Table:           64743
Origin ASes announcing only one prefix:                           26575
Transit ASes present in the Internet Routing Table:               10677
Transit-only ASes present in the Internet Routing Table:            497
Paths with bogon ASNs present in the IPv4 Routing Table:             44
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      43
    Max AS path prepend of ASN (328805)                              40
Prefixes from unregistered ASNs in the Routing Table:              1086
    Number of instances of unregistered ASNs:                      1089
Number of 32-bit ASNs allocated by the RIRs:                      43713
Number of 32-bit ASNs visible in the Routing Table:               35929
Prefixes from 32-bit ASNs in the Routing Table:                  181789
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            522
Number of addresses announced to Internet:                   3042172672
    Equivalent to 181 /8s, 83 /16s and 223 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      310058

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

Prefixes being announced by APNIC Region ASes:                   247546
    Total APNIC prefixes after maximum aggregation:               72327
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          240330
    Unique aggregates announced from the APNIC address blocks:   100053
APNIC Region origin ASes present in the Internet Routing Table:   13949
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4216
APNIC Region transit ASes present in the Internet Routing Table:   1875
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9360
Number of APNIC addresses announced to Internet:              774093312
    Equivalent to 46 /8s, 35 /16s and 186 /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:                    274637
    Total ARIN prefixes after maximum aggregation:               123347
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           279338
    Unique aggregates announced from the ARIN address blocks:    132137
ARIN Region origin ASes present in the Internet Routing Table:    19099
    ARIN Prefixes per ASN:                                        14.63
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1957
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4850
Number of ARIN addresses announced to Internet:              1270240000
    Equivalent to 75 /8s, 182 /16s and 83 /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, 393216-401308
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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    263039
    Total RIPE prefixes after maximum aggregation:               125751
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           257957
    Unique aggregates announced from the RIPE address blocks:    161829
RIPE Region origin ASes present in the Internet Routing Table:    28572
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12123
RIPE Region transit ASes present in the Internet Routing Table:    3922
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11627
Number of RIPE addresses announced to Internet:               713579520
    Equivalent to 42 /8s, 136 /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,
                        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:                  121111
    Total LACNIC prefixes after maximum aggregation:              28937
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         119653
    Unique aggregates announced from the LACNIC address blocks:   49527
LACNIC Region origin ASes present in the Internet Routing Table:  11071
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2626
LACNIC Region transit ASes present in the Internet Routing Table:  2396
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        28
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8921
Number of LACNIC addresses announced to Internet:             177763328
    Equivalent to 10 /8s, 152 /16s and 116 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  30371
    Total AfriNIC prefixes after maximum aggregation:              6058
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39989
    Unique aggregates announced from the AfriNIC address blocks:  13200
AfriNIC Region origin ASes present in the Internet Routing Table:  1824
    AfriNIC Prefixes per ASN:                                     21.92
AfriNIC Region origin ASes announcing only one prefix:              647
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       43
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1171
Number of AfriNIC addresses announced to Internet:            106194432
    Equivalent to 6 /8s, 84 /16s and 102 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9819       8739      52  CHINAMOBILE-CN China Mobile Communicati
  7545        5654        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4537        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3882       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3510        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3265       1867      92  VNPT-AS-VN VNPT Corp, VN
 24560        2740        860     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2177        433     189  TATACOMM-AS TATA Communications formerl
 45090        2149       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        9654      11246    3335  AMAZON-02, US
 22773        5010       3078     299  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        4581        304     644  CABLEONE, US
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
  6327        3595       1320      75  SHAW, CA
 16625        3208       1396    2284  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   174        3094       6637     659  COGENT-174, US
   367        2888       3644    1403  DNIC-ASBLK-00306-00371, US
396982        2758       3639     397  GOOGLE-CLOUD-PLATFORM, 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        7611       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3874       3395     126  AKAMAI-ASN1, NL
  9009        3247        282    1581  M247, RO
 12389        2978       2304     906  ROSTELECOM-AS, RU
  8551        2652        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2351        363     595  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1504       1852      14  TE-AS TE-AS, EG
 44477        1487         97     708  STARK-INDUSTRIES, 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       12491       3374     601  UNINET, MX
 10620        3523        496     891  Telmex Colombia S.A., CO
 13999        2522        342     644  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1330       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1309        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        349     490  Axtel, S.A.B. de C.V., MX
 11664        1143        179     420  Techtel LMDS Comunicaciones Interactiva
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 22884        1073        115     376  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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        1550        545      28  RAYA-AS, EG
 24863        1545        389      16  LINKdotNET-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1152         74      63  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 15399         524         55      53  WANANCHI-, KE
 24757         439         73       5  EthioNet-AS, ET
 36914         439         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
  8151       12491       3374     601  UNINET, MX
  9808        9819       8739      52  CHINAMOBILE-CN China Mobile Communicati
 16509        9654      11246    3335  AMAZON-02, US
 12479        7611       1714     147  UNI2-AS, ES
  7545        5654        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5010       3078     299  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4581        304     644  CABLEONE, US
 18403        4537        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4181        288      96  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
  9808        9819         9767  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7611         7464  UNI2-AS, ES
 16509        9654         6319  AMAZON-02, US
  7545        5654         4980  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5010         4711  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4537         4512  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4085  VIASAT-SP-BACKBONE, US
 11492        4581         3937  CABLEONE, US
  7552        3882         3861  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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             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
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
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
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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/24        Origin:    136800  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3491  BTN-ASN, 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       /9:14      /10:36      /11:98      /12:300     
/13:575     /14:1190    /15:2088    /16:13378   /17:8178    /18:13649   
/19:24723   /20:43351   /21:51130   /22:110360  /23:99197   /24:569506  
/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        6726        7611  UNI2-AS, ES
  8151        6448       12491  UNINET, MX
 22773        4045        5010  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4581  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3595  SHAW, CA
  7155        3125        4181  VIASAT-SP-BACKBONE, US
 30036        2149        2492  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2129        3523  Telmex Colombia S.A., CO
  8551        2128        2652  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2278      2:1524      3:301       4:6         5:4470      6:164    
   7:6         8:1495      9:2        11:172      12:1468     13:388    
  14:2344     15:313      16:208      17:367      18:737      20:356    
  21:4        22:188      23:6604     24:2758     25:2        27:2640   
  29:19       31:2562     32:45       34:39       35:124      36:2181   
  37:4517     38:6960     39:892      40:140      41:4042     42:2170   
  43:2310     44:328      45:16854    46:4360     47:287      49:1894   
  50:1907     51:575      52:1585     54:312      55:879      56:5      
  57:153      58:2012     59:1123     60:1019     61:2573     62:2674   
  63:1906     64:5521     65:2208     66:4702     67:3046     68:1570   
  69:4050     70:1325     71:584      72:2951     74:2592     75:1554   
  76:634      77:2407     78:1841     79:2473     80:2139     81:1911   
  82:1515     83:1246     84:1632     85:3100     86:837      87:1976   
  88:1227     89:3995     90:677      91:7925     92:2189     93:2635   
  94:3654     95:4096     96:1286     97:312      98:1087     99:745    
 100:93      101:1159    102:3115    103:32521   104:4770    105:599    
 106:929     107:2761    108:1120    109:4038    110:2135    111:3156   
 112:2059    113:1741    114:1761    115:2026    116:1948    117:2651   
 118:2755    119:1943    120:1785    121:1276    122:2675    123:2225   
 124:1548    125:2845    126:28      128:1554    129:927     130:1097   
 131:1831    132:822     133:412     134:1709    135:312     136:921    
 137:1180    138:2792    139:1543    140:1372    141:1348    142:1561   
 143:1469    144:1006    145:345     146:2013    147:1706    148:2509   
 149:2521    150:1032    151:1323    152:1983    153:591     154:5696   
 155:1375    156:2098    157:1563    158:1088    159:2229    160:2606   
 161:1634    162:3604    163:1714    164:1631    165:2127    166:1064   
 167:1699    168:3950    169:794     170:4702    171:1003    172:3838   
 173:3023    174:924     175:1227    176:3650    177:4528    178:3575   
 179:2206    180:2390    181:3635    182:3404    183:2019    184:2265   
 185:20665   186:4852    187:4414    188:4036    189:4116    190:9319   
 191:1419    192:11004   193:9016    194:7418    195:5242    196:3118   
 197:2500    198:6006    199:7206    200:8089    201:6332    202:10300  
 203:10284   204:4545    205:3746    206:4491    207:3530    208:4132   
 209:4997    210:4471    211:2480    212:4291    213:3416    214:1116   
 215:44      216:6717    217:2820    218:1319    219:408     220:2048   
 221:1023    222:694     223:2196   

End of report


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