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

REN Routing Table Report cscora at frr.nsrc.org
Sun Mar 12 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 12 Mar, 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:                              912298
    Prefixes after maximum aggregation (per Origin AS):          346820
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446440
    Number of IPv4 prefixes with a valid ROA:                    378004
    Number of IPv4 prefixes with an invalid ROA:                   2534
    Number of IPv4 prefixes with no ROA:                         531760
Total ASes present in the Internet Routing Table:                 74187
    Prefixes per ASN:                                             12.30
Origin-only ASes present in the Internet Routing Table:           63744
Origin ASes announcing only one prefix:                           26090
Transit ASes present in the Internet Routing Table:               10443
Transit-only ASes present in the Internet Routing Table:            450
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:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1127
    Number of instances of unregistered ASNs:                      1146
Number of 32-bit ASNs allocated by the RIRs:                      41428
Number of 32-bit ASNs visible in the Routing Table:               34285
Prefixes from 32-bit ASNs in the Routing Table:                  168194
Number of bogon 32-bit ASNs visible in the Routing Table:            81
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            526
Number of addresses announced to Internet:                   3062724608
    Equivalent to 182 /8s, 141 /16s and 120 /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:      305657

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

Prefixes being announced by APNIC Region ASes:                   238866
    Total APNIC prefixes after maximum aggregation:               68485
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          233483
    Unique aggregates announced from the APNIC address blocks:    97701
APNIC Region origin ASes present in the Internet Routing Table:   13315
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               3873
APNIC Region transit ASes present in the Internet Routing Table:   1790
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8615
Number of APNIC addresses announced to Internet:              773261568
    Equivalent to 46 /8s, 23 /16s and 9 /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:                    267893
    Total ARIN prefixes after maximum aggregation:               121895
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269941
    Unique aggregates announced from the ARIN address blocks:    130308
ARIN Region origin ASes present in the Internet Routing Table:    19065
    ARIN Prefixes per ASN:                                        14.16
ARIN Region origin ASes announcing only one prefix:                6974
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4753
Number of ARIN addresses announced to Internet:              1286226176
    Equivalent to 76 /8s, 170 /16s and 65 /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:                    257377
    Total RIPE prefixes after maximum aggregation:               121404
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253915
    Unique aggregates announced from the RIPE address blocks:    156863
RIPE Region origin ASes present in the Internet Routing Table:    28257
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12007
RIPE Region transit ASes present in the Internet Routing Table:    3902
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11074
Number of RIPE addresses announced to Internet:               718304000
    Equivalent to 42 /8s, 208 /16s and 115 /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:                  117647
    Total LACNIC prefixes after maximum aggregation:              28405
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117050
    Unique aggregates announced from the LACNIC address blocks:   48861
LACNIC Region origin ASes present in the Internet Routing Table:  10976
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2648
LACNIC Region transit ASes present in the Internet Routing Table:  2276
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8776
Number of LACNIC addresses announced to Internet:             176494336
    Equivalent to 10 /8s, 133 /16s and 23 /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:                  29388
    Total AfriNIC prefixes after maximum aggregation:              5831
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         37382
    Unique aggregates announced from the AfriNIC address blocks:  12287
AfriNIC Region origin ASes present in the Internet Routing Table:  1719
    AfriNIC Prefixes per ASN:                                     21.75
AfriNIC Region origin ASes announcing only one prefix:              588
AfriNIC Region transit ASes present in the Internet Routing Table:  331
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1067
Number of AfriNIC addresses announced to Internet:            108043776
    Equivalent to 6 /8s, 112 /16s and 158 /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        9456       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5763        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3546       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3457       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3353       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2821        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2359        834     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2306      11250     586  KIXS-AS-KR Korea Telecom, KR
  4538        2191       4192      73  ERX-CERNET-BKB China Education and Rese
 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        8068      10758    2883  AMAZON-02, US
 11492        4528        300     621  CABLEONE, US
  7155        3959        270      44  VIASAT-SP-BACKBONE, US
 22773        3654       3080     298  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3505       1320      64  SHAW, CA
 16625        3140       1576    2329  AKAMAI-AS, US
   749        3037      50520    2304  DNIC-AS-00749, US
396982        2622       3586     356  GOOGLE-CLOUD-PLATFORM, US
  7018        2567      24120    1573  ATT-INTERNET4, US
 30036        2520        362     448  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        7067       1705     149  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4038       3399     166  AKAMAI-ASN1, NL
  8551        3891        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2928       2292     911  ROSTELECOM-AS, RU
  9009        2644        251    1385  M247, RO
 34984        2264        359     608  TELLCOM-AS, TR
  6849        2164        339      19  UKRTELNET, UA
 58224        1845        949     546  TCI, IR
 13188        1607        100      27  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       11138       3329     593  Uninet S.A. de C.V., MX
 10620        3467        504     877  Telmex Colombia S.A., CO
 13999        2282        372     608  Mega Cable, S.A. de C.V., MX
 11830        2264        369      64  Instituto Costarricense de Electricidad
 28573        1360       2323     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1301        763     161  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        339     514  Axtel, S.A.B. de C.V., MX
  6147        1129        369      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     455  Techtel LMDS Comunicaciones Interactiva
 26615        1029       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
 24835        1542        533      30  RAYA-AS, EG
 24863        1516        383      76  LINKdotNET-AS, EG
 36992        1343       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1014         67      53  ORANGE-COTE-IVOIRE, CI
 36935         868        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 24757         496         73       5  EthioNet-AS, ET
 37342         493         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       11138       3329     593  Uninet S.A. de C.V., MX
  9808        9456       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8068      10758    2883  AMAZON-02, US
 12479        7067       1705     149  UNI2-AS, ES
  7545        5763        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4528        300     621  CABLEONE, US
 20940        4038       3399     166  AKAMAI-ASN1, NL
  7155        3959        270      44  VIASAT-SP-BACKBONE, US
  8551        3891        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        9456         9408  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7067         6918  UNI2-AS, ES
 16509        8068         5185  AMAZON-02, US
  7545        5763         5072  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3959         3915  VIASAT-SP-BACKBONE, US
 11492        4528         3907  CABLEONE, US
 20940        4038         3872  AKAMAI-ASN1, NL
  8551        3891         3854  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3546         3481  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, 
     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
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     18798  UNALLOCATED  8.40.106.0/24             6461  ZAYO-6461, 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
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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       /9:13      /10:39      /11:103     /12:299     
/13:579     /14:1199    /15:2077    /16:13483   /17:8256    /18:13785   
/19:25024   /20:43633   /21:51368   /22:109298  /23:97412   /24:545713  
/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        6125        7067  UNI2-AS, ES
  8151        5129       11138  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3436        4528  CABLEONE, US
  8551        3363        3891  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3313        3505  SHAW, CA
  7155        3036        3959  VIASAT-SP-BACKBONE, US
 22773        2700        3654  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2177        2520  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2021        3467  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)
----------------------------------------------

   1:1668      2:1233      3:168       4:5         5:4346      6:117    
   7:6         8:1528      9:1        11:172      12:1578     13:392    
  14:2310     15:293      16:109      17:367      18:400      20:249    
  21:4        22:188      23:6138     24:2522     25:4        27:2571   
  29:19       31:2504     32:107      34:8        35:106      36:1912   
  37:4621     38:4332     39:806      40:151      41:4012     42:946    
  43:2310     44:306      45:16467    46:4202     47:380      49:1730   
  50:1827     51:378      52:1587     54:389      55:869      56:8      
  57:92       58:1750     59:1134     60:976      61:2427     62:2623   
  63:1934     64:5670     65:2317     66:4935     67:3033     68:1354   
  69:4132     70:1269     71:672      72:2976     74:2596     75:1459   
  76:605      77:2422     78:1853     79:3168     80:2064     81:1748   
  82:1509     83:1235     84:1529     85:2992     86:753      87:1957   
  88:1244     89:3600     90:611      91:7658     92:2016     93:2571   
  94:3537     95:3971     96:1325     97:331      98:1164     99:747    
 100:78      101:1065    102:2668    103:31084   104:4610    105:483    
 106:829     107:2554    108:938     109:4396    110:2064    111:3226   
 112:2045    113:1508    114:1618    115:2070    116:1873    117:2571   
 118:2278    119:1975    120:1738    121:1081    122:2599    123:2172   
 124:1563    125:2428    128:1332    129:1068    130:1004    131:2002   
 132:830     133:421     134:1906    135:299     136:868     137:1076   
 138:2554    139:1535    140:1197    141:1463    142:1432    143:1486   
 144:1207    145:356     146:1927    147:1565    148:2319    149:1938   
 150:881     151:1143    152:1848    153:567     154:4240    155:1421   
 156:1686    157:1285    158:1050    159:2272    160:2548    161:1454   
 162:3560    163:1553    164:1587    165:1703    166:863     167:1739   
 168:3833    169:934     170:4614    171:872     172:3512    173:2941   
 174:1011    175:1169    176:3741    177:4648    178:3628    179:2179   
 180:2420    181:3424    182:3310    183:1932    184:2350    185:20140  
 186:4706    187:3966    188:4103    189:3607    190:9124    191:1481   
 192:10972   193:8828    194:7244    195:5119    196:3081    197:2386   
 198:5964    199:6109    200:7762    201:5868    202:10607   203:10222  
 204:4605    205:3541    206:3849    207:3461    208:4086    209:4867   
 210:4369    211:2424    212:4105    213:3556    214:1093    215:58     
 216:6592    217:2664    218:1307    219:470     220:2012    221:975    
 222:748     223:2120   

End of report


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