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

REN Routing Table Report cscora at frr.nsrc.org
Tue Mar 7 21:13:39 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 07 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:                              912421
    Prefixes after maximum aggregation (per Origin AS):          346640
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446190
    Number of IPv4 prefixes with a valid ROA:                    377338
    Number of IPv4 prefixes with an invalid ROA:                   2510
    Number of IPv4 prefixes with no ROA:                         532573
Total ASes present in the Internet Routing Table:                 74147
    Prefixes per ASN:                                             12.31
Origin-only ASes present in the Internet Routing Table:           63701
Origin ASes announcing only one prefix:                           26117
Transit ASes present in the Internet Routing Table:               10446
Transit-only ASes present in the Internet Routing Table:            447
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:              1098
    Number of instances of unregistered ASNs:                      1119
Number of 32-bit ASNs allocated by the RIRs:                      41376
Number of 32-bit ASNs visible in the Routing Table:               34244
Prefixes from 32-bit ASNs in the Routing Table:                  167748
Number of bogon 32-bit ASNs visible in the Routing Table:            79
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            533
Number of addresses announced to Internet:                   3062529280
    Equivalent to 182 /8s, 138 /16s and 125 /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:      305408

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

Prefixes being announced by APNIC Region ASes:                   239238
    Total APNIC prefixes after maximum aggregation:               68511
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          233858
    Unique aggregates announced from the APNIC address blocks:    97907
APNIC Region origin ASes present in the Internet Routing Table:   13313
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               3878
APNIC Region transit ASes present in the Internet Routing Table:   1800
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8603
Number of APNIC addresses announced to Internet:              773360896
    Equivalent to 46 /8s, 24 /16s and 141 /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:                    267982
    Total ARIN prefixes after maximum aggregation:               121856
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           270077
    Unique aggregates announced from the ARIN address blocks:    130281
ARIN Region origin ASes present in the Internet Routing Table:    19059
    ARIN Prefixes per ASN:                                        14.17
ARIN Region origin ASes announcing only one prefix:                6980
ARIN Region transit ASes present in the Internet Routing Table:    1940
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4748
Number of ARIN addresses announced to Internet:              1286280192
    Equivalent to 76 /8s, 171 /16s and 20 /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:                    257349
    Total RIPE prefixes after maximum aggregation:               121305
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253802
    Unique aggregates announced from the RIPE address blocks:    156633
RIPE Region origin ASes present in the Internet Routing Table:    28233
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12002
RIPE Region transit ASes present in the Internet Routing Table:    3899
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:   11050
Number of RIPE addresses announced to Internet:               718309888
    Equivalent to 42 /8s, 208 /16s and 138 /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:                  117363
    Total LACNIC prefixes after maximum aggregation:              28398
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         116732
    Unique aggregates announced from the LACNIC address blocks:   48816
LACNIC Region origin ASes present in the Internet Routing Table:  10977
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2266
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:  8775
Number of LACNIC addresses announced to Internet:             176142848
    Equivalent to 10 /8s, 127 /16s and 186 /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:                  29391
    Total AfriNIC prefixes after maximum aggregation:              5781
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37418
    Unique aggregates announced from the AfriNIC address blocks:  12129
AfriNIC Region origin ASes present in the Internet Routing Table:  1722
    AfriNIC Prefixes per ASN:                                     21.73
AfriNIC Region origin ASes announcing only one prefix:              591
AfriNIC Region transit ASes present in the Internet Routing Table:  333
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: 1068
Number of AfriNIC addresses announced to Internet:            108107776
    Equivalent to 6 /8s, 113 /16s and 152 /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        5774        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3546       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3462       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3354       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2813        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        8063      10757    2871  AMAZON-02, US
 11492        4527        300     617  CABLEONE, US
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
 22773        3649       3080     290  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3505       1320      64  SHAW, CA
 16625        3281       1645    2418  AKAMAI-AS, US
   749        3038      50552    2305  DNIC-AS-00749, US
396982        2621       3586     356  GOOGLE-CLOUD-PLATFORM, US
  7018        2570      24121    1575  ATT-INTERNET4, US
 30036        2523        362     443  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        7065       1705     149  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4048       3399     166  AKAMAI-ASN1, NL
  8551        3896        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2645        252    1383  M247, RO
 34984        2264        359     608  TELLCOM-AS, TR
  6849        2164        339      19  UKRTELNET, UA
 58224        1847        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       11242       3349     586  Uninet S.A. de C.V., MX
 10620        3466        504     879  Telmex Colombia S.A., CO
 13999        2272        370     605  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1336       2323     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1299        759     160  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        339     514  Axtel, S.A.B. de C.V., MX
  6147        1129        370      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     454  Techtel LMDS Comunicaciones Interactiva
 26615        1028       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        1543        533      30  RAYA-AS, EG
 24863        1541        393      19  LINKdotNET-AS, EG
 36992        1352       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1011         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         493         73       5  EthioNet-AS, ET
 37342         486         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       11242       3349     586  Uninet S.A. de C.V., MX
  9808        9456       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8063      10757    2871  AMAZON-02, US
 12479        7065       1705     149  UNI2-AS, ES
  7545        5774        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4527        300     617  CABLEONE, US
 20940        4048       3399     166  AKAMAI-ASN1, NL
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
  8551        3896        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        7065         6916  UNI2-AS, ES
 16509        8063         5192  AMAZON-02, US
  7545        5774         5084  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3958         3915  VIASAT-SP-BACKBONE, US
 11492        4527         3910  CABLEONE, US
 20940        4048         3882  AKAMAI-ASN1, NL
  8551        3896         3859  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
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, 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

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     
/13:578     /14:1198    /15:2076    /16:13476   /17:8265    /18:13805   
/19:24993   /20:43685   /21:51350   /22:109406  /23:97440   /24:545678  
/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        6122        7065  UNI2-AS, ES
  8151        5244       11242  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3437        4527  CABLEONE, US
  8551        3368        3896  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3313        3505  SHAW, CA
  7155        3035        3958  VIASAT-SP-BACKBONE, US
 22773        2697        3649  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2180        2523  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2020        3466  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)
----------------------------------------------

   1:1667      2:1231      3:168       4:5         5:4321      6:117    
   7:6         8:1529      9:1        11:172      12:1582     13:393    
  14:2323     15:293      16:111      17:366      18:399      20:249    
  21:4        22:188      23:6127     24:2514     25:4        27:2594   
  29:19       31:2508     32:107      34:8        35:106      36:1908   
  37:4621     38:4318     39:865      40:151      41:4001     42:1098   
  43:2328     44:307      45:16401    46:4159     47:380      49:1726   
  50:1824     51:386      52:1587     54:388      55:868      56:8      
  57:93       58:1751     59:1177     60:978      61:2428     62:2623   
  63:1933     64:5659     65:2316     66:4929     67:3032     68:1351   
  69:4132     70:1270     71:671      72:2978     74:2594     75:1457   
  76:604      77:2421     78:1851     79:3166     80:2069     81:1726   
  82:1502     83:1232     84:1528     85:3006     86:753      87:1953   
  88:1239     89:3610     90:610      91:7664     92:2014     93:2576   
  94:3504     95:3970     96:1329     97:330      98:1163     99:746    
 100:78      101:1060    102:2673    103:31136   104:4599    105:483    
 106:829     107:2556    108:934     109:4393    110:2093    111:3259   
 112:2042    113:1510    114:1616    115:2073    116:1876    117:2565   
 118:2279    119:1975    120:1738    121:1078    122:2599    123:2173   
 124:1532    125:2418    128:1346    129:1066    130:998     131:2000   
 132:827     133:421     134:1908    135:299     136:868     137:1081   
 138:2567    139:1561    140:1202    141:1470    142:1436    143:1480   
 144:1211    145:354     146:1923    147:1567    148:2307    149:1922   
 150:927     151:1146    152:1848    153:564     154:4239    155:1431   
 156:1688    157:1303    158:1048    159:2272    160:2566    161:1452   
 162:3566    163:1544    164:1604    165:1697    166:854     167:1735   
 168:3821    169:929     170:4570    171:870     172:3519    173:2949   
 174:1013    175:1170    176:3741    177:4585    178:3626    179:2175   
 180:2438    181:3419    182:3311    183:1937    184:2356    185:20098  
 186:4691    187:3971    188:4113    189:3616    190:9109    191:1475   
 192:10965   193:8820    194:7239    195:5095    196:3081    197:2399   
 198:5959    199:6106    200:7759    201:5861    202:10578   203:10207  
 204:4601    205:3528    206:3859    207:3454    208:4081    209:4860   
 210:4372    211:2423    212:4102    213:3555    214:1099    215:55     
 216:6597    217:2647    218:1306    219:470     220:2017    221:975    
 222:748     223:2119   

End of report


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