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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 4 21:13:12 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 04 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:                              926102
    Prefixes after maximum aggregation (per Origin AS):          351797
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      452841
    Number of IPv4 prefixes with a valid ROA:                    418310
    Number of IPv4 prefixes with an invalid ROA:                   2618
    Number of IPv4 prefixes with no ROA:                         505174
Total ASes present in the Internet Routing Table:                 74743
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64266
Origin ASes announcing only one prefix:                           26337
Transit ASes present in the Internet Routing Table:               10477
Transit-only ASes present in the Internet Routing Table:            461
Paths with bogon ASNs present in the IPv4 Routing Table:             61
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:              1032
    Number of instances of unregistered ASNs:                      1051
Number of 32-bit ASNs allocated by the RIRs:                      42572
Number of 32-bit ASNs visible in the Routing Table:               35022
Prefixes from 32-bit ASNs in the Routing Table:                  174517
Number of bogon 32-bit ASNs visible in the Routing Table:            95
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            541
Number of addresses announced to Internet:                   3055669504
    Equivalent to 182 /8s, 33 /16s and 209 /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:      308197

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

Prefixes being announced by APNIC Region ASes:                   244710
    Total APNIC prefixes after maximum aggregation:               69885
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238438
    Unique aggregates announced from the APNIC address blocks:    98788
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:               4023
APNIC Region transit ASes present in the Internet Routing Table:   1815
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         45
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8933
Number of APNIC addresses announced to Internet:              772619776
    Equivalent to 46 /8s, 13 /16s and 62 /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:                    272088
    Total ARIN prefixes after maximum aggregation:               123884
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274426
    Unique aggregates announced from the ARIN address blocks:    131406
ARIN Region origin ASes present in the Internet Routing Table:    19099
    ARIN Prefixes per ASN:                                        14.37
ARIN Region origin ASes announcing only one prefix:                6954
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          31
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4825
Number of ARIN addresses announced to Internet:              1279507456
    Equivalent to 76 /8s, 67 /16s and 188 /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:                    260173
    Total RIPE prefixes after maximum aggregation:               122859
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256707
    Unique aggregates announced from the RIPE address blocks:    160096
RIPE Region origin ASes present in the Internet Routing Table:    28389
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12030
RIPE Region transit ASes present in the Internet Routing Table:    3891
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:   11302
Number of RIPE addresses announced to Internet:               716781312
    Equivalent to 42 /8s, 185 /16s and 55 /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:                  118328
    Total LACNIC prefixes after maximum aggregation:              28513
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117349
    Unique aggregates announced from the LACNIC address blocks:   49251
LACNIC Region origin ASes present in the Internet Routing Table:  11018
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2703
LACNIC Region transit ASes present in the Internet Routing Table:  2316
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:  8831
Number of LACNIC addresses announced to Internet:             178554880
    Equivalent to 10 /8s, 164 /16s and 136 /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:                  29771
    Total AfriNIC prefixes after maximum aggregation:              5942
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         38640
    Unique aggregates announced from the AfriNIC address blocks:  12852
AfriNIC Region origin ASes present in the Internet Routing Table:  1790
    AfriNIC Prefixes per ASN:                                     21.59
AfriNIC Region origin ASes announcing only one prefix:              627
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131
Number of AfriNIC addresses announced to Internet:            107774976
    Equivalent to 6 /8s, 108 /16s and 132 /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        9499       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5724        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4343        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3596       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3323       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3125        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2963       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2935       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2495        848     394  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2306      11270     590  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        9002      10979    3271  AMAZON-02, US
 11492        4524        300     649  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3563       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3534       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3021       1451    2286  AKAMAI-AS, US
   367        2960       3828    1391  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2491        356     398  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        7338       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4095       3398     152  AKAMAI-ASN1, NL
  8551        3454        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2971       2298     919  ROSTELECOM-AS, RU
  9009        2680        248    1381  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1749        933     521  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1507        101    1172  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       11721       3363     596  UNINET, MX
 10620        3536        506     848  Telmex Colombia S.A., CO
 13999        2453        364     642  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad
 28573        1317       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1295        764     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1121        182     434  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1028       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        1593        393      19  LINKdotNET-AS, EG
 24835        1457        497      26  RAYA-AS, EG
 36992        1357       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1044         67      45  ORANGE-COTE-IVOIRE, CI
 36935         780        520      36  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         522         55      49  WANANCHI-, KE
 37342         465         32       1  MOVITEL, MZ
 24757         462         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       11721       3363     596  UNINET, MX
  9808        9499       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9002      10979    3271  AMAZON-02, US
 12479        7338       1713     145  UNI2-AS, ES
  7545        5724        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4524        300     649  CABLEONE, US
 18403        4343        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4095       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        9499         9458  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7338         7193  UNI2-AS, ES
 16509        9002         5731  AMAZON-02, US
  7545        5724         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4343         4318  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4095         3943  AKAMAI-ASN1, NL
 11492        4524         3875  CABLEONE, US
  7713        3596         3533  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    /16:13500   /17:8259    /18:13823   
/19:24992   /20:43974   /21:51069   /22:109737  /23:99061   /24:557346  
/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        6424        7338  UNI2-AS, ES
  8151        5757       11721  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4524  CABLEONE, US
  6327        3345        3534  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2927        3454  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2607        3563  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2151        2491  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2099        3536  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)
----------------------------------------------

   1:2220      2:1401      3:258       4:5         5:4551      6:137    
   7:6         8:1529      9:1        11:172      12:1510     13:370    
  14:2307     15:303      16:196      17:368      18:632      20:281    
  21:4        22:188      23:6399     24:2495     25:6        27:2577   
  29:19       31:2530     32:77       34:25       35:116      36:1984   
  37:4522     38:5147     39:869      40:147      41:4001     42:2100   
  43:2290     44:322      45:16554    46:4298     47:382      49:1791   
  50:1876     51:596      52:1597     54:391      55:964      56:8      
  57:123      58:1874     59:1166     60:998      61:2529     62:2685   
  63:1922     64:5596     65:2322     66:4939     67:3026     68:1340   
  69:4139     70:1192     71:666      72:2964     74:2616     75:1565   
  76:623      77:2334     78:1833     79:2986     80:2114     81:1826   
  82:1472     83:1286     84:1532     85:2972     86:754      87:1993   
  88:1176     89:3840     90:617      91:7815     92:2067     93:2611   
  94:3531     95:4009     96:1296     97:319      98:1078     99:734    
 100:91      101:1318    102:2918    103:32142   104:4618    105:559    
 106:881     107:2648    108:1136    109:4233    110:2126    111:3128   
 112:2065    113:1741    114:1682    115:2038    116:1895    117:2439   
 118:2702    119:2004    120:1790    121:1128    122:2594    123:2163   
 124:1572    125:2517    128:1475    129:926     130:1040    131:1965   
 132:860     133:418     134:1792    135:307     136:911     137:1123   
 138:2638    139:1574    140:1201    141:1300    142:1489    143:1488   
 144:997     145:346     146:1953    147:1611    148:2463    149:2252   
 150:876     151:1232    152:1876    153:589     154:4917    155:1391   
 156:1951    157:1339    158:1082    159:2232    160:2575    161:1591   
 162:3524    163:1599    164:1712    165:1850    166:1020    167:1730   
 168:3720    169:906     170:4657    171:861     172:3694    173:2958   
 174:986     175:1194    176:3797    177:4413    178:3548    179:2103   
 180:2500    181:3459    182:3315    183:1991    184:2287    185:20547  
 186:4727    187:4151    188:4152    189:3779    190:9253    191:1353   
 192:10949   193:8959    194:7266    195:5198    196:3119    197:2443   
 198:5996    199:6106    200:7960    201:6022    202:10491   203:10172  
 204:4553    205:3661    206:4316    207:3477    208:4156    209:4945   
 210:4424    211:2481    212:4229    213:3432    214:1088    215:59     
 216:6693    217:2777    218:1297    219:466     220:2033    221:981    
 222:759     223:2142   

End of report


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