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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 25 21:13:15 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 25 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:                              926473
    Prefixes after maximum aggregation (per Origin AS):          351441
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452709
    Number of IPv4 prefixes with a valid ROA:                    418646
    Number of IPv4 prefixes with an invalid ROA:                   2210
    Number of IPv4 prefixes with no ROA:                         505617
Total ASes present in the Internet Routing Table:                 74722
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64226
Origin ASes announcing only one prefix:                           26336
Transit ASes present in the Internet Routing Table:               10496
Transit-only ASes present in the Internet Routing Table:            453
Paths with bogon ASNs present in the IPv4 Routing Table:             57
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:              1021
    Number of instances of unregistered ASNs:                      1042
Number of 32-bit ASNs allocated by the RIRs:                      42498
Number of 32-bit ASNs visible in the Routing Table:               34988
Prefixes from 32-bit ASNs in the Routing Table:                  174468
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            544
Number of addresses announced to Internet:                   3055764224
    Equivalent to 182 /8s, 35 /16s and 67 /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:      308470

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

Prefixes being announced by APNIC Region ASes:                   244558
    Total APNIC prefixes after maximum aggregation:               69805
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238291
    Unique aggregates announced from the APNIC address blocks:    98750
APNIC Region origin ASes present in the Internet Routing Table:   13561
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4013
APNIC Region transit ASes present in the Internet Routing Table:   1814
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:   8907
Number of APNIC addresses announced to Internet:              772944896
    Equivalent to 46 /8s, 18 /16s and 52 /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:                    271759
    Total ARIN prefixes after maximum aggregation:               123675
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273905
    Unique aggregates announced from the ARIN address blocks:    131121
ARIN Region origin ASes present in the Internet Routing Table:    19097
    ARIN Prefixes per ASN:                                        14.34
ARIN Region origin ASes announcing only one prefix:                6968
ARIN Region transit ASes present in the Internet Routing Table:    1931
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:    4821
Number of ARIN addresses announced to Internet:              1279488512
    Equivalent to 76 /8s, 67 /16s and 114 /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:                    260581
    Total RIPE prefixes after maximum aggregation:               122679
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257296
    Unique aggregates announced from the RIPE address blocks:    159988
RIPE Region origin ASes present in the Internet Routing Table:    28400
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    3900
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:   11299
Number of RIPE addresses announced to Internet:               716492032
    Equivalent to 42 /8s, 180 /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
                       196608-216475
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:                  118621
    Total LACNIC prefixes after maximum aggregation:              28625
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117644
    Unique aggregates announced from the LACNIC address blocks:   49588
LACNIC Region origin ASes present in the Internet Routing Table:  11027
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2705
LACNIC Region transit ASes present in the Internet Routing Table:  2322
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        32
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8836
Number of LACNIC addresses announced to Internet:             178584576
    Equivalent to 10 /8s, 164 /16s and 252 /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:                  29933
    Total AfriNIC prefixes after maximum aggregation:              5942
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         38792
    Unique aggregates announced from the AfriNIC address blocks:  12809
AfriNIC Region origin ASes present in the Internet Routing Table:  1782
    AfriNIC Prefixes per ASN:                                     21.77
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1125
Number of AfriNIC addresses announced to Internet:            107792384
    Equivalent to 6 /8s, 108 /16s and 200 /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        9528       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5702        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4348        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3323       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3106        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2944       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2933       1331      21  VIETEL-AS-AP Viettel Group, VN
 24560        2489        847     403  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        8919      10966    3258  AMAZON-02, US
 11492        4524        300     643  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3568       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3070       1482    2312  AKAMAI-AS, US
   367        2973       3810    1396  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  GOOGLE-CLOUD-PLATFORM, US
  7018        2504      23936    1536  ATT-INTERNET4, 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        7341       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4088       3398     154  AKAMAI-ASN1, NL
  8551        3462        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2972       2298     919  ROSTELECOM-AS, RU
  9009        2655        246    1372  M247, RO
 34984        2329        362     595  TELLCOM-AS, TR
 58224        1750        922     526  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1514        101    1177  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       11666       3357     602  UNINET, MX
 10620        3535        506     849  Telmex Colombia S.A., CO
 13999        2451        366     644  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1316       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1288        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1117        181     436  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 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        1594        393      19  LINKdotNET-AS, EG
 24835        1503        533      27  RAYA-AS, EG
 36992        1338       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1049         67      45  ORANGE-COTE-IVOIRE, CI
 36935         903        520      35  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         520         54      48  WANANCHI-, KE
 24757         478         73       5  EthioNet-AS, ET
 37342         466         32       1  MOVITEL, MZ

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       11666       3357     602  UNINET, MX
  9808        9528       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8919      10966    3258  AMAZON-02, US
 12479        7341       1713     145  UNI2-AS, ES
  7545        5702        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4524        300     643  CABLEONE, US
 18403        4348        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4088       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        9528         9488  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7341         7196  UNI2-AS, ES
 16509        8919         5661  AMAZON-02, US
  7545        5702         5016  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4348         4323  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4088         3934  AKAMAI-ASN1, NL
 11492        4524         3881  CABLEONE, US
  7713        3595         3532  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
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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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     /12:298     
/13:579     /14:1194    /15:2098    /16:13512   /17:8252    /18:13828   
/19:25005   /20:44046   /21:51253   /22:109865  /23:99109   /24:557262  
/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        6427        7341  UNI2-AS, ES
  8151        5708       11666  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4524  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2930        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2612        3568  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2098        3535  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)
----------------------------------------------

   1:2224      2:1381      3:233       4:5         5:4548      6:138    
   7:6         8:1528      9:1        11:172      12:1505     13:368    
  14:2297     15:301      16:195      17:371      18:623      20:280    
  21:4        22:188      23:6384     24:2493     25:6        27:2572   
  29:19       31:2535     32:78       34:25       35:118      36:1984   
  37:4611     38:5147     39:864      40:147      41:4016     42:2090   
  43:2307     44:322      45:16627    46:4269     47:384      49:1792   
  50:1864     51:595      52:1595     54:393      55:962      56:8      
  57:122      58:1872     59:1160     60:995      61:2497     62:2662   
  63:1921     64:5578     65:2332     66:4945     67:3021     68:1339   
  69:4137     70:1194     71:665      72:2958     74:2615     75:1563   
  76:622      77:2442     78:1834     79:2989     80:2122     81:1820   
  82:1459     83:1279     84:1528     85:2980     86:754      87:2003   
  88:1175     89:3860     90:617      91:7804     92:2068     93:2611   
  94:3536     95:4010     96:1294     97:317      98:1079     99:735    
 100:91      101:1318    102:2951    103:32086   104:4589    105:553    
 106:881     107:2588    108:1128    109:4259    110:2107    111:3129   
 112:2078    113:1740    114:1674    115:2037    116:1905    117:2454   
 118:2700    119:1998    120:1790    121:1126    122:2581    123:2158   
 124:1572    125:2510    128:1483    129:924     130:1038    131:1958   
 132:859     133:420     134:1791    135:306     136:913     137:1122   
 138:2656    139:1573    140:1236    141:1294    142:1488    143:1490   
 144:981     145:345     146:1969    147:1613    148:2457    149:2141   
 150:877     151:1228    152:1863    153:584     154:4820    155:1386   
 156:1938    157:1322    158:1082    159:2229    160:2611    161:1593   
 162:3528    163:1601    164:1714    165:1846    166:975     167:1736   
 168:3851    169:914     170:4608    171:855     172:3679    173:2977   
 174:987     175:1195    176:3771    177:4492    178:3542    179:2122   
 180:2493    181:3444    182:3312    183:1999    184:2286    185:20525  
 186:4774    187:4095    188:4149    189:3782    190:9280    191:1336   
 192:10933   193:8950    194:7300    195:5193    196:3127    197:2369   
 198:6010    199:6074    200:7955    201:6029    202:10502   203:10173  
 204:4542    205:3664    206:4328    207:3478    208:4137    209:4933   
 210:4418    211:2479    212:4234    213:3598    214:1087    215:59     
 216:6670    217:2781    218:1297    219:468     220:2033    221:980    
 222:759     223:2152   

End of report


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