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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 16 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 16 Aug, 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:                              924472
    Prefixes after maximum aggregation (per Origin AS):          351500
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453294
    Number of IPv4 prefixes with a valid ROA:                    417407
    Number of IPv4 prefixes with an invalid ROA:                   2217
    Number of IPv4 prefixes with no ROA:                         504848
Total ASes present in the Internet Routing Table:                 74706
    Prefixes per ASN:                                             12.37
Origin-only ASes present in the Internet Routing Table:           64212
Origin ASes announcing only one prefix:                           26315
Transit ASes present in the Internet Routing Table:               10494
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:             55
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1041
    Number of instances of unregistered ASNs:                      1057
Number of 32-bit ASNs allocated by the RIRs:                      42432
Number of 32-bit ASNs visible in the Routing Table:               34966
Prefixes from 32-bit ASNs in the Routing Table:                  174170
Number of bogon 32-bit ASNs visible in the Routing Table:            78
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            568
Number of addresses announced to Internet:                   3051412992
    Equivalent to 181 /8s, 224 /16s and 222 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      308340

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

Prefixes being announced by APNIC Region ASes:                   245049
    Total APNIC prefixes after maximum aggregation:               69837
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          238737
    Unique aggregates announced from the APNIC address blocks:    98935
APNIC Region origin ASes present in the Internet Routing Table:   13570
    APNIC Prefixes per ASN:                                       17.59
APNIC Region origin ASes announcing only one prefix:               4011
APNIC Region transit ASes present in the Internet Routing Table:   1812
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8906
Number of APNIC addresses announced to Internet:              773113600
    Equivalent to 46 /8s, 20 /16s and 199 /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:                    271969
    Total ARIN prefixes after maximum aggregation:               123661
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273995
    Unique aggregates announced from the ARIN address blocks:    130905
ARIN Region origin ASes present in the Internet Routing Table:    19079
    ARIN Prefixes per ASN:                                        14.36
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1935
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:    4813
Number of ARIN addresses announced to Internet:              1275790592
    Equivalent to 76 /8s, 11 /16s and 5 /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:                    259655
    Total RIPE prefixes after maximum aggregation:               122528
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257185
    Unique aggregates announced from the RIPE address blocks:    160002
RIPE Region origin ASes present in the Internet Routing Table:    28405
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    3894
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:   11296
Number of RIPE addresses announced to Internet:               716413696
    Equivalent to 42 /8s, 179 /16s and 155 /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:                  118028
    Total LACNIC prefixes after maximum aggregation:              28571
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         117104
    Unique aggregates announced from the LACNIC address blocks:   49711
LACNIC Region origin ASes present in the Internet Routing Table:  11018
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2690
LACNIC Region transit ASes present in the Internet Routing Table:  2326
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:  8827
Number of LACNIC addresses announced to Internet:             178511360
    Equivalent to 10 /8s, 163 /16s and 222 /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:                  28730
    Total AfriNIC prefixes after maximum aggregation:              6184
    AfriNIC Deaggregation factor:                                  4.65
Prefixes being announced from the AfriNIC address blocks:         36882
    Unique aggregates announced from the AfriNIC address blocks:  13265
AfriNIC Region origin ASes present in the Internet Routing Table:  1779
    AfriNIC Prefixes per ASN:                                     20.73
AfriNIC Region origin ASes announcing only one prefix:              619
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1124
Number of AfriNIC addresses announced to Internet:            107181568
    Equivalent to 6 /8s, 99 /16s and 118 /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      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5704        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4331        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3370       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3336       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3083        498     248  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2942       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2481        843     409  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      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        8836      10967    3196  AMAZON-02, US
 11492        4522        300     622  CABLEONE, US
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 22773        3558       3070     289  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3150      54961    2402  DNIC-AS-00749, US
 16625        3084       1503    2318  AKAMAI-AS, US
   367        2969       3825    1411  DNIC-ASBLK-00306-00371, US
396982        2684       3596     388  GOOGLE-CLOUD-PLATFORM, US
 30036        2503        359     379  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        7343       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4097       3398     154  AKAMAI-ASN1, NL
  8551        3459        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2968       2296     921  ROSTELECOM-AS, RU
  9009        2666        248    1381  M247, RO
 34984        2321        362     598  TELLCOM-AS, TR
 58224        1817        943     536  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1544        103    1198  ASDETUK www.heficed.com, US

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       11497       3357     601  UNINET, MX
 10620        3529        506     844  Telmex Colombia S.A., CO
 13999        2437        364     641  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad
 28573        1314       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  3816        1289        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1273        344     512  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1114        181     435  Techtel LMDS Comunicaciones Interactiva
 26615        1035       2501      49  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        1439        343     241  LINKdotNET-AS, EG
 36992        1356       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 24835         643        492      38  RAYA-AS, EG
 36935         621        520      38  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 24757         474         73       5  EthioNet-AS, ET
 37342         473         32       1  MOVITEL, MZ
 15399         440         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       11497       3357     601  UNINET, MX
  9808        9522       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8836      10967    3196  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5704        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     622  CABLEONE, US
 18403        4331        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 20940        4097       3398     154  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         9484  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8836         5640  AMAZON-02, US
  7545        5704         5019  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4331         4306  FPT-AS-AP FPT Telecom Company, VN
  7155        4194         4093  VIASAT-SP-BACKBONE, US
 20940        4097         3943  AKAMAI-ASN1, NL
 11492        4522         3900  CABLEONE, US
  7713        3594         3531  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, 
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     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

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
23.160.152.0/24      Origin:    200351  QUANTUM-NET Quantums Network, CA
23.160.152.0/24     Transit:       924  CLOUDIE-NETWORKS-LLC, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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     /12:296     
/13:576     /14:1192    /15:2098    /16:13494   /17:8259    /18:13788   
/19:24907   /20:43735   /21:51242   /22:108667  /23:98832   /24:557214  
/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        6429        7343  UNI2-AS, ES
  8151        5547       11497  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4522  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3139        4194  VIASAT-SP-BACKBONE, US
  8551        2927        3459  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2606        3558  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2161        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2093        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)
----------------------------------------------

   1:2218      2:1366      3:229       4:5         5:4548      6:137    
   7:6         8:1530      9:1        11:172      12:1510     13:378    
  14:2308     15:302      16:198      17:371      18:596      20:279    
  21:4        22:188      23:6404     24:2636     25:6        27:2570   
  29:19       31:2523     32:78       34:25       35:116      36:1976   
  37:4617     38:5123     39:855      40:147      41:3966     42:2091   
  43:2302     44:318      45:16611    46:4319     47:384      49:1787   
  50:1852     51:585      52:1597     54:391      55:968      56:8      
  57:122      58:1898     59:1167     60:996      61:2471     62:2661   
  63:1916     64:5587     65:2318     66:4949     67:3012     68:1325   
  69:4086     70:1202     71:688      72:2977     74:2632     75:1580   
  76:619      77:2449     78:1833     79:2983     80:2113     81:1796   
  82:1498     83:1280     84:1535     85:2980     86:761      87:1986   
  88:1174     89:3845     90:617      91:7819     92:2068     93:2601   
  94:3524     95:4000     96:1303     97:318      98:1083     99:733    
 100:91      101:1316    102:2942    103:32055   104:4573    105:551    
 106:881     107:2561    108:1122    109:4259    110:2112    111:3130   
 112:2069    113:1746    114:1673    115:2035    116:1901    117:2503   
 118:2699    119:1983    120:1790    121:1128    122:2588    123:2172   
 124:1568    125:2507    128:1485    129:1046    130:1030    131:1973   
 132:813     133:423     134:1789    135:306     136:899     137:1119   
 138:2649    139:1581    140:1257    141:1290    142:1465    143:1490   
 144:1001    145:342     146:1961    147:1613    148:2429    149:2124   
 150:875     151:1204    152:1847    153:581     154:4774    155:1386   
 156:1926    157:1315    158:1084    159:2229    160:2602    161:1563   
 162:3514    163:1600    164:1708    165:1838    166:985     167:1735   
 168:3856    169:909     170:4600    171:883     172:3662    173:2976   
 174:988     175:1195    176:3784    177:4493    178:3543    179:2134   
 180:2509    181:3488    182:3406    183:2000    184:2307    185:20527  
 186:4740    187:4065    188:4131    189:3722    190:9211    191:1395   
 192:10950   193:8948    194:7300    195:5179    196:3099    197:2426   
 198:6003    199:6065    200:7951    201:5971    202:10520   203:10189  
 204:4547    205:3670    206:4308    207:3461    208:4145    209:4925   
 210:4425    211:2478    212:4271    213:3588    214:1094    215:60     
 216:6714    217:2770    218:1296    219:474     220:2032    221:979    
 222:759     223:2162   

End of report


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