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

REN Routing Table Report cscora at frr.nsrc.org
Sat Apr 22 21:13:30 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 22 Apr, 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:                              916692
    Prefixes after maximum aggregation (per Origin AS):          347935
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      448673
    Number of IPv4 prefixes with a valid ROA:                    392539
    Number of IPv4 prefixes with an invalid ROA:                   2850
    Number of IPv4 prefixes with no ROA:                         521303
Total ASes present in the Internet Routing Table:                 74313
    Prefixes per ASN:                                             12.34
Origin-only ASes present in the Internet Routing Table:           63833
Origin ASes announcing only one prefix:                           26153
Transit ASes present in the Internet Routing Table:               10480
Transit-only ASes present in the Internet Routing Table:            438
Paths with bogon ASNs present in the IPv4 Routing Table:             60
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1378
    Number of instances of unregistered ASNs:                      1382
Number of 32-bit ASNs allocated by the RIRs:                      41710
Number of 32-bit ASNs visible in the Routing Table:               34473
Prefixes from 32-bit ASNs in the Routing Table:                  170396
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            837
Number of addresses announced to Internet:                   3059964672
    Equivalent to 182 /8s, 99 /16s and 91 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      306412

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

Prefixes being announced by APNIC Region ASes:                   240253
    Total APNIC prefixes after maximum aggregation:               68695
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234553
    Unique aggregates announced from the APNIC address blocks:    97840
APNIC Region origin ASes present in the Internet Routing Table:   13369
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               3925
APNIC Region transit ASes present in the Internet Routing Table:   1803
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8687
Number of APNIC addresses announced to Internet:              773246208
    Equivalent to 46 /8s, 22 /16s and 205 /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, 131072-151865
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:                    268538
    Total ARIN prefixes after maximum aggregation:               122091
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271076
    Unique aggregates announced from the ARIN address blocks:    130856
ARIN Region origin ASes present in the Internet Routing Table:    19073
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6955
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:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4780
Number of ARIN addresses announced to Internet:              1283778816
    Equivalent to 76 /8s, 132 /16s and 233 /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:                    259363
    Total RIPE prefixes after maximum aggregation:               122112
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           255337
    Unique aggregates announced from the RIPE address blocks:    157788
RIPE Region origin ASes present in the Internet Routing Table:    28307
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12035
RIPE Region transit ASes present in the Internet Routing Table:    3910
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11149
Number of RIPE addresses announced to Internet:               717891072
    Equivalent to 42 /8s, 202 /16s and 38 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  117864
    Total LACNIC prefixes after maximum aggregation:              28424
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117138
    Unique aggregates announced from the LACNIC address blocks:   49268
LACNIC Region origin ASes present in the Internet Routing Table:  10980
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2634
LACNIC Region transit ASes present in the Internet Routing Table:  2292
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8771
Number of LACNIC addresses announced to Internet:             176805120
    Equivalent to 10 /8s, 137 /16s and 213 /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:                  29296
    Total AfriNIC prefixes after maximum aggregation:              5798
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         37750
    Unique aggregates announced from the AfriNIC address blocks:  12350
AfriNIC Region origin ASes present in the Internet Routing Table:  1738
    AfriNIC Prefixes per ASN:                                     21.72
AfriNIC Region origin ASes announcing only one prefix:              604
AfriNIC Region transit ASes present in the Internet Routing Table:  340
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1086
Number of AfriNIC addresses announced to Internet:            107579904
    Equivalent to 6 /8s, 105 /16s and 138 /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        9475       8705      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5727        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3560       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3379       1867      88  VNPT-AS-VN VNPT Corp, VN
  7552        3057       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        2939        490     238  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2380        836     440  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2302      11250     586  KIXS-AS-KR Korea Telecom, KR
 45090        2184       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        8212      10770    2951  AMAZON-02, US
 11492        4543        301     602  CABLEONE, US
  7155        3970        279      48  VIASAT-SP-BACKBONE, US
 22773        3597       3073     284  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3521       1320      64  SHAW, CA
 16625        3154       1575    2350  AKAMAI-AS, US
   749        3071      53111    2323  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2577      24123    1570  ATT-INTERNET4, US
 30036        2509        362     445  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        7219       1706     140  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4083       3399     166  AKAMAI-ASN1, NL
  8551        3893        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2928       2292     909  ROSTELECOM-AS, RU
  9009        2671        251    1393  M247, RO
 34984        2275        359     612  TELLCOM-AS, TR
  6849        2018        307      18  UKRTELNET, UA
 58224        1851        950     543  TCI, IR
 13188        1606        100      26  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11236       3363     589  Uninet S.A. de C.V., MX
 10620        3503        507     851  Telmex Colombia S.A., CO
 13999        2327        357     614  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1334       2324     240  Claro NXT Telecomunicacoes Ltda, BR
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  3816        1293        760     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1132        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     440  Techtel LMDS Comunicaciones Interactiva
 26615        1032       2498      45  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        1575        393      19  LINKdotNET-AS, EG
 24835        1553        533      30  RAYA-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1025         67      51  ORANGE-COTE-IVOIRE, CI
 36935         875        520      42  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 15399         528         54      47  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         485         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       11236       3363     589  Uninet S.A. de C.V., MX
  9808        9475       8705      37  CHINAMOBILE-CN China Mobile Communicati
 16509        8212      10770    2951  AMAZON-02, US
 12479        7219       1706     140  UNI2-AS, ES
  7545        5727        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4543        301     602  CABLEONE, US
 20940        4083       3399     166  AKAMAI-ASN1, NL
  7155        3970        279      48  VIASAT-SP-BACKBONE, US
  8551        3893        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9475         9438  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7219         7079  UNI2-AS, ES
 16509        8212         5261  AMAZON-02, US
  7545        5727         5036  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
 11492        4543         3941  CABLEONE, US
  7155        3970         3922  VIASAT-SP-BACKBONE, US
 20940        4083         3917  AKAMAI-ASN1, NL
  8551        3893         3856  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3560         3495  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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     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
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.139.232.0/24      Origin:    211619  MAXKO, HR
23.139.232.0/24     Transit:     42864  GIGANET-HU GigaNet Internet Service Prov

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      /11:103     /12:298     
/13:578     /14:1195    /15:2084    /16:13457   /17:8218    /18:13791   
/19:24992   /20:43671   /21:51100   /22:109242  /23:97689   /24:550204  
/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        6276        7219  UNI2-AS, ES
  8151        5181       11236  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3452        4543  CABLEONE, US
  8551        3365        3893  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3331        3521  SHAW, CA
  7155        3040        3970  VIASAT-SP-BACKBONE, US
 22773        2661        3597  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2166        2509  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2057        3503  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)
----------------------------------------------

   1:1769      2:1267      3:175       4:5         5:4496      6:128    
   7:6         8:1525      9:1        11:172      12:1535     13:386    
  14:2317     15:299      16:183      17:368      18:414      20:254    
  21:4        22:188      23:6253     24:2588     25:6        27:2528   
  29:19       31:2505     32:77       34:12       35:108      36:1922   
  37:4641     38:4462     39:820      40:151      41:3923     42:1217   
  43:2338     44:308      45:16570    46:4259     47:362      49:1726   
  50:1830     51:573      52:1588     54:391      55:855      56:8      
  57:117      58:1789     59:1148     60:992      61:2452     62:2639   
  63:1921     64:5693     65:2320     66:4962     67:3032     68:1377   
  69:4153     70:1249     71:682      72:2977     74:2621     75:1445   
  76:600      77:2442     78:1865     79:3178     80:2101     81:1751   
  82:1490     83:1286     84:1534     85:2994     86:761      87:1989   
  88:1239     89:3643     90:611      91:7720     92:2064     93:2624   
  94:3598     95:4025     96:1327     97:336      98:1154     99:745    
 100:74      101:1070    102:2712    103:31359   104:4649    105:484    
 106:864     107:2528    108:1027    109:4415    110:2080    111:3082   
 112:2030    113:1558    114:1636    115:2077    116:1898    117:2516   
 118:2361    119:2021    120:1764    121:1076    122:2628    123:2200   
 124:1564    125:2507    128:1313    129:1057    130:1016    131:2000   
 132:858     133:422     134:1899    135:304     136:880     137:1087   
 138:2579    139:1566    140:1238    141:1455    142:1437    143:1492   
 144:1158    145:347     146:1946    147:1575    148:2350    149:2102   
 150:869     151:1158    152:1820    153:568     154:4493    155:1434   
 156:1787    157:1305    158:1058    159:2307    160:2538    161:1537   
 162:3517    163:1570    164:1628    165:1739    166:1035    167:1746   
 168:3875    169:943     170:4597    171:853     172:3563    173:2946   
 174:1069    175:1167    176:3689    177:4574    178:3580    179:2155   
 180:2618    181:3433    182:3331    183:1969    184:2358    185:20187  
 186:4753    187:3947    188:4091    189:3562    190:9143    191:1430   
 192:10933   193:8880    194:7323    195:5145    196:3072    197:2372   
 198:5957    199:6104    200:8009    201:5865    202:10573   203:10262  
 204:4591    205:3514    206:4169    207:3435    208:4074    209:4861   
 210:4356    211:2435    212:4125    213:3582    214:1082    215:59     
 216:6636    217:2703    218:1311    219:470     220:2020    221:973    
 222:783     223:2149   

End of report


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