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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 13 21:13:39 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 13 Sep, 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:                              927628
    Prefixes after maximum aggregation (per Origin AS):          352295
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453255
    Number of IPv4 prefixes with a valid ROA:                    419768
    Number of IPv4 prefixes with an invalid ROA:                   2321
    Number of IPv4 prefixes with no ROA:                         505539
Total ASes present in the Internet Routing Table:                 74762
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64271
Origin ASes announcing only one prefix:                           26334
Transit ASes present in the Internet Routing Table:               10491
Transit-only ASes present in the Internet Routing Table:            459
Paths with bogon ASNs present in the IPv4 Routing Table:             71
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     102
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1079
    Number of instances of unregistered ASNs:                      1104
Number of 32-bit ASNs allocated by the RIRs:                      42599
Number of 32-bit ASNs visible in the Routing Table:               35050
Prefixes from 32-bit ASNs in the Routing Table:                  175106
Number of bogon 32-bit ASNs visible in the Routing Table:           127
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            583
Number of addresses announced to Internet:                   3055072768
    Equivalent to 182 /8s, 24 /16s and 182 /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:               99.5
Total number of prefixes smaller than registry allocations:      308597

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

Prefixes being announced by APNIC Region ASes:                   244710
    Total APNIC prefixes after maximum aggregation:               70140
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238373
    Unique aggregates announced from the APNIC address blocks:    98632
APNIC Region origin ASes present in the Internet Routing Table:   13586
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4033
APNIC Region transit ASes present in the Internet Routing Table:   1817
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8934
Number of APNIC addresses announced to Internet:              772481280
    Equivalent to 46 /8s, 11 /16s and 33 /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:                    272126
    Total ARIN prefixes after maximum aggregation:               123691
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275112
    Unique aggregates announced from the ARIN address blocks:    131671
ARIN Region origin ASes present in the Internet Routing Table:    19078
    ARIN Prefixes per ASN:                                        14.42
ARIN Region origin ASes announcing only one prefix:                6938
ARIN Region transit ASes present in the Internet Routing Table:    1925
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:    4817
Number of ARIN addresses announced to Internet:              1279217408
    Equivalent to 76 /8s, 63 /16s and 79 /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:                    261051
    Total RIPE prefixes after maximum aggregation:               123258
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256821
    Unique aggregates announced from the RIPE address blocks:    160305
RIPE Region origin ASes present in the Internet Routing Table:    28398
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    3897
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:   11322
Number of RIPE addresses announced to Internet:               716793600
    Equivalent to 42 /8s, 185 /16s and 103 /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:                  118592
    Total LACNIC prefixes after maximum aggregation:              28506
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117546
    Unique aggregates announced from the LACNIC address blocks:   49269
LACNIC Region origin ASes present in the Internet Routing Table:  11037
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2700
LACNIC Region transit ASes present in the Internet Routing Table:  2320
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8846
Number of LACNIC addresses announced to Internet:             178384640
    Equivalent to 10 /8s, 161 /16s and 239 /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:                  30070
    Total AfriNIC prefixes after maximum aggregation:              5963
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39192
    Unique aggregates announced from the AfriNIC address blocks:  12892
AfriNIC Region origin ASes present in the Internet Routing Table:  1789
    AfriNIC Prefixes per ASN:                                     21.91
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131
Number of AfriNIC addresses announced to Internet:            107743488
    Equivalent to 6 /8s, 108 /16s and 9 /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        9485       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5723        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3308       1819      91  VNPT-AS-VN VNPT Corp, VN
  9498        3150        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2928       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2509        849     387  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      11269     604  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        9056      10991    3252  AMAZON-02, US
 11492        4519        300     676  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3549       3072     302  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3535       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
 16625        2999       1440    2273  AKAMAI-AS, US
   367        2983       3832    1403  DNIC-ASBLK-00306-00371, US
396982        2696       3596     390  GOOGLE-CLOUD-PLATFORM, US
 30036        2499        357     359  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        7364       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4076       3398     152  AKAMAI-ASN1, NL
  8551        3451        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2969       2298     917  ROSTELECOM-AS, RU
  9009        2723        254    1387  M247, RO
 34984        2328        362     597  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1485         99    1153  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       11800       3367     596  UNINET, MX
 10620        3542        506     851  Telmex Colombia S.A., CO
 13999        2408        343     625  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1325       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1294        764     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1124        182     426  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1029       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        1608        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         913        520      36  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         525         55      49  WANANCHI-, KE
 37342         484         32       1  MOVITEL, MZ
 24757         481         73       5  EthioNet-AS, ET

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       11800       3367     596  UNINET, MX
  9808        9485       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9056      10991    3252  AMAZON-02, US
 12479        7364       1713     145  UNI2-AS, ES
  7545        5723        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4519        300     676  CABLEONE, US
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4076       3398     152  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        9485         9444  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7364         7219  UNI2-AS, ES
 16509        9056         5804  AMAZON-02, US
  7545        5723         5035  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4353         4328  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4076         3924  AKAMAI-ASN1, NL
 11492        4519         3843  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, 
     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
     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  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
23.178.240.0/24      Origin:    399517  RESERVED, ZZ
23.178.240.0/24     Transit:     32425  SKB3-ARIN-BGP, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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      /10:39      /11:102     /12:297     
/13:578     /14:1195    /15:2099    /16:13516   /17:8254    /18:13831   
/19:24988   /20:43920   /21:51137   /22:109955  /23:99152   /24:558534  
/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        6451        7364  UNI2-AS, ES
  8151        5831       11800  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3431        4519  CABLEONE, US
  6327        3346        3535  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2924        3451  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2596        3549  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2499  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2105        3542  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)
----------------------------------------------

   1:2219      2:1424      3:259       4:5         5:4524      6:135    
   7:6         8:1514      9:1        11:172      12:1518     13:371    
  14:2314     15:304      16:197      17:369      18:639      20:283    
  21:4        22:188      23:6387     24:2501     25:6        27:2584   
  29:19       31:2522     32:77       34:26       35:116      36:1988   
  37:4531     38:5231     39:870      40:146      41:4021     42:2105   
  43:2282     44:319      45:16587    46:4280     47:374      49:1818   
  50:1888     51:597      52:1595     54:395      55:937      56:8      
  57:124      58:1882     59:1167     60:1000     61:2527     62:2683   
  63:1916     64:5655     65:2341     66:4921     67:3030     68:1342   
  69:4145     70:1194     71:671      72:2951     74:2601     75:1562   
  76:623      77:2300     78:1834     79:2987     80:2109     81:1833   
  82:1476     83:1287     84:1536     85:3052     86:764      87:1999   
  88:1167     89:3864     90:621      91:7824     92:2064     93:2622   
  94:3513     95:4003     96:1298     97:321      98:1083     99:735    
 100:91      101:1318    102:2910    103:32039   104:4616    105:561    
 106:891     107:2679    108:1132    109:4220    110:2127    111:3131   
 112:2067    113:1751    114:1694    115:2038    116:1885    117:2455   
 118:2710    119:1997    120:1779    121:1160    122:2599    123:2171   
 124:1573    125:2533    128:1486    129:925     130:1045    131:1972   
 132:863     133:408     134:1795    135:305     136:910     137:1124   
 138:2653    139:1560    140:1175    141:1288    142:1514    143:1515   
 144:1007    145:346     146:1956    147:1596    148:2460    149:2265   
 150:882     151:1231    152:1867    153:588     154:5188    155:1382   
 156:1947    157:1336    158:1084    159:2247    160:2585    161:1589   
 162:3536    163:1604    164:1707    165:1857    166:1072    167:1734   
 168:3741    169:902     170:4646    171:884     172:3714    173:2959   
 174:978     175:1192    176:3777    177:4454    178:3523    179:2131   
 180:2547    181:3530    182:3316    183:1985    184:2283    185:20568  
 186:4675    187:4185    188:4164    189:3824    190:9222    191:1379   
 192:10977   193:8968    194:7305    195:5204    196:3119    197:2534   
 198:6002    199:6119    200:7942    201:6035    202:10470   203:10145  
 204:4562    205:3693    206:4366    207:3485    208:4170    209:4940   
 210:4435    211:2476    212:4239    213:3427    214:1092    215:58     
 216:6709    217:2786    218:1295    219:467     220:2033    221:985    
 222:760     223:2143   

End of report


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