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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jul 26 21:13:17 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 26 Jul, 2023

  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:                              925788
    Prefixes after maximum aggregation (per Origin AS):          351131
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452716
    Number of IPv4 prefixes with a valid ROA:                    414811
    Number of IPv4 prefixes with an invalid ROA:                   2251
    Number of IPv4 prefixes with no ROA:                         508725
Total ASes present in the Internet Routing Table:                 74584
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64116
Origin ASes announcing only one prefix:                           26251
Transit ASes present in the Internet Routing Table:               10468
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:             67
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1145
    Number of instances of unregistered ASNs:                      1161
Number of 32-bit ASNs allocated by the RIRs:                      42301
Number of 32-bit ASNs visible in the Routing Table:               34834
Prefixes from 32-bit ASNs in the Routing Table:                  173874
Number of bogon 32-bit ASNs visible in the Routing Table:            94
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            610
Number of addresses announced to Internet:                   3052893696
    Equivalent to 181 /8s, 247 /16s and 118 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    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:      308547

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

Prefixes being announced by APNIC Region ASes:                   244183
    Total APNIC prefixes after maximum aggregation:               69498
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          237998
    Unique aggregates announced from the APNIC address blocks:    98786
APNIC Region origin ASes present in the Internet Routing Table:   13515
    APNIC Prefixes per ASN:                                       17.61
APNIC Region origin ASes announcing only one prefix:               3993
APNIC Region transit ASes present in the Internet Routing Table:   1796
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8851
Number of APNIC addresses announced to Internet:              773179648
    Equivalent to 46 /8s, 21 /16s and 201 /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:                    272017
    Total ARIN prefixes after maximum aggregation:               123590
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274045
    Unique aggregates announced from the ARIN address blocks:    130816
ARIN Region origin ASes present in the Internet Routing Table:    19080
    ARIN Prefixes per ASN:                                        14.36
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1921
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4807
Number of ARIN addresses announced to Internet:              1276781312
    Equivalent to 76 /8s, 26 /16s and 35 /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:                    260337
    Total RIPE prefixes after maximum aggregation:               122686
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257156
    Unique aggregates announced from the RIPE address blocks:    159884
RIPE Region origin ASes present in the Internet Routing Table:    28350
    RIPE Prefixes per ASN:                                         9.07
RIPE Region origin ASes announcing only one prefix:               12018
RIPE Region transit ASes present in the Internet Routing Table:    3893
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11250
Number of RIPE addresses announced to Internet:               716754176
    Equivalent to 42 /8s, 184 /16s and 205 /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
                       196608-213403
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:                  118574
    Total LACNIC prefixes after maximum aggregation:              28599
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117704
    Unique aggregates announced from the LACNIC address blocks:   49712
LACNIC Region origin ASes present in the Internet Routing Table:  11007
    LACNIC Prefixes per ASN:                                      10.69
LACNIC Region origin ASes announcing only one prefix:              2679
LACNIC Region transit ASes present in the Internet Routing Table:  2330
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        34
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8812
Number of LACNIC addresses announced to Internet:             178554112
    Equivalent to 10 /8s, 164 /16s and 133 /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:                  29532
    Total AfriNIC prefixes after maximum aggregation:              6001
    AfriNIC Deaggregation factor:                                  4.92
Prefixes being announced from the AfriNIC address blocks:         38274
    Unique aggregates announced from the AfriNIC address blocks:  13017
AfriNIC Region origin ASes present in the Internet Routing Table:  1768
    AfriNIC Prefixes per ASN:                                     21.65
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1114
Number of AfriNIC addresses announced to Internet:            107288064
    Equivalent to 6 /8s, 101 /16s and 22 /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        9522       8705      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4257        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3586       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3338       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3178       1847     107  VNPT-AS-VN VNPT Corp, VN
  9498        3050        498     247  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2454        834     448  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2306      11270     588  KIXS-AS-KR Korea Telecom, KR

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        8801      10937    3152  AMAZON-02, US
 11492        4525        300     620  CABLEONE, US
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 22773        3545       3070     268  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3525       1319      66  SHAW, CA
 16625        3155       1566    2362  AKAMAI-AS, US
   749        3140      54962    2392  DNIC-AS-00749, US
   367        2766       3756    1329  DNIC-ASBLK-00306-00371, US
396982        2678       3595     384  GOOGLE-CLOUD-PLATFORM, US
 30036        2509        361     362  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        7310       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4094       3398     157  AKAMAI-ASN1, NL
  8551        3452        368      33  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2950       2294     914  ROSTELECOM-AS, RU
  9009        2674        248    1393  M247, RO
 34984        2313        361     605  TELLCOM-AS, TR
 58224        1816        944     535  TCI, IR
  6849        1789        307      17  UKRTELNET, UA
 13188        1606        100      27  TRIOLAN, UA

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       11633       3375     593  UNINET, MX
 10620        3529        507     836  Telmex Colombia S.A., CO
 13999        2418        362     635  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad
 28573        1317       2322     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1301        767     167  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        344     511  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1113        181     436  Techtel LMDS Comunicaciones Interactiva
 26615        1035       2500      48  TIM SA, BR

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
 24863        1557        376     117  LINKdotNET-AS, EG
 24835        1463        497      27  RAYA-AS, EG
 36992        1351       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         784        518      31  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 37342         507         32       1  MOVITEL, MZ
 24757         485         73       5  EthioNet-AS, ET
 15399         448         54      48  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
  8151       11633       3375     593  UNINET, MX
  9808        9522       8705      37  CHINAMOBILE-CN China Mobile Communicati
 16509        8801      10937    3152  AMAZON-02, US
 12479        7310       1706     141  UNI2-AS, ES
  7545        5678        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4525        300     620  CABLEONE, US
 18403        4257        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 20940        4094       3398     157  AKAMAI-ASN1, NL

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        9522         9485  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7310         7169  UNI2-AS, ES
 16509        8801         5649  AMAZON-02, US
  7545        5678         4988  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4257         4232  FPT-AS-AP FPT Telecom Company, VN
  7155        4194         4093  VIASAT-SP-BACKBONE, US
 20940        4094         3937  AKAMAI-ASN1, NL
 11492        4525         3905  CABLEONE, US
  7713        3586         3523  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24             7015  COMCAST-7015, 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

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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.158.136.0/24      Origin:     61112  AKILECLOUD, GB
23.158.136.0/24     Transit:     20473  AS-CHOOPA, US
23.176.160.0/24      Origin:    397327  UNASSIGNED
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 

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      /10:39      /11:102     /12:297     
/13:579     /14:1196    /15:2104    /16:13476   /17:8257    /18:13829   
/19:25010   /20:43852   /21:51411   /22:109809  /23:98739   /24:557057  
/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        6400        7310  UNI2-AS, ES
  8151        5572       11633  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4525  CABLEONE, US
  6327        3335        3525  SHAW, CA
  7155        3139        4194  VIASAT-SP-BACKBONE, US
  8551        2921        3452  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2611        3545  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2509  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2088        3529  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)
----------------------------------------------

   1:2180      2:1348      3:243       4:5         5:4509      6:131    
   7:6         8:1531      9:1        11:172      12:1523     13:373    
  14:2290     15:301      16:198      17:376      18:536      20:270    
  21:4        22:188      23:6371     24:2622     25:4        27:2574   
  29:19       31:2535     32:78       34:25       35:114      36:1970   
  37:4681     38:5084     39:831      40:152      41:3861     42:2027   
  43:2315     44:303      45:16699    46:4352     47:381      49:1761   
  50:1859     51:584      52:1592     54:393      55:976      56:8      
  57:120      58:1900     59:1155     60:988      61:2478     62:2628   
  63:1916     64:5577     65:2304     66:4953     67:3053     68:1328   
  69:4086     70:1207     71:686      72:2973     74:2643     75:1581   
  76:620      77:2449     78:1831     79:2969     80:2115     81:1802   
  82:1490     83:1264     84:1541     85:2984     86:767      87:2012   
  88:1175     89:3840     90:618      91:7803     92:2057     93:2608   
  94:3583     95:4044     96:1303     97:330      98:1165     99:735    
 100:96      101:1315    102:2871    103:31878   104:4587    105:558    
 106:877     107:2552    108:1100    109:4240    110:2104    111:3127   
 112:2061    113:1698    114:1635    115:2021    116:1889    117:2522   
 118:2680    119:1981    120:1791    121:1120    122:2574    123:2159   
 124:1562    125:2506    128:1462    129:1043    130:1028    131:1974   
 132:858     133:422     134:1791    135:306     136:887     137:1113   
 138:2635    139:1574    140:1260    141:1305    142:1473    143:1489   
 144:992     145:342     146:1965    147:1615    148:2444    149:2171   
 150:884     151:1170    152:1837    153:568     154:4713    155:1379   
 156:1893    157:1321    158:1099    159:2232    160:2587    161:1569   
 162:3515    163:1566    164:1672    165:1868    166:1041    167:1739   
 168:3880    169:934     170:4614    171:883     172:3652    173:2981   
 174:1040    175:1189    176:3744    177:4513    178:3617    179:2135   
 180:2566    181:3512    182:3397    183:1989    184:2312    185:20491  
 186:4749    187:4109    188:4107    189:3725    190:9220    191:1393   
 192:10944   193:8943    194:7318    195:5162    196:3116    197:2456   
 198:6019    199:6099    200:8016    201:5934    202:10563   203:10243  
 204:4562    205:3658    206:4353    207:3450    208:4131    209:4942   
 210:4428    211:2477    212:4254    213:3593    214:1094    215:60     
 216:6684    217:2763    218:1294    219:477     220:2031    221:964    
 222:776     223:2158   

End of report


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