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

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 28 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 28 Feb, 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:                              912656
    Prefixes after maximum aggregation (per Origin AS):          346710
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446404
    Number of IPv4 prefixes with a valid ROA:                    376805
    Number of IPv4 prefixes with an invalid ROA:                   2495
    Number of IPv4 prefixes with no ROA:                         533356
Total ASes present in the Internet Routing Table:                 74157
    Prefixes per ASN:                                             12.31
Origin-only ASes present in the Internet Routing Table:           63695
Origin ASes announcing only one prefix:                           26121
Transit ASes present in the Internet Routing Table:               10462
Transit-only ASes present in the Internet Routing Table:            444
Paths with bogon ASNs present in the IPv4 Routing Table:             67
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:              1045
    Number of instances of unregistered ASNs:                      1055
Number of 32-bit ASNs allocated by the RIRs:                      41309
Number of 32-bit ASNs visible in the Routing Table:               34237
Prefixes from 32-bit ASNs in the Routing Table:                  167781
Number of bogon 32-bit ASNs visible in the Routing Table:            56
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            542
Number of addresses announced to Internet:                   3062384384
    Equivalent to 182 /8s, 136 /16s and 71 /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:      305660

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

Prefixes being announced by APNIC Region ASes:                   239419
    Total APNIC prefixes after maximum aggregation:               68562
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          234087
    Unique aggregates announced from the APNIC address blocks:    97819
APNIC Region origin ASes present in the Internet Routing Table:   13317
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               3884
APNIC Region transit ASes present in the Internet Routing Table:   1798
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:   8607
Number of APNIC addresses announced to Internet:              773333248
    Equivalent to 46 /8s, 24 /16s and 33 /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:                    267889
    Total ARIN prefixes after maximum aggregation:               122021
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269841
    Unique aggregates announced from the ARIN address blocks:    130328
ARIN Region origin ASes present in the Internet Routing Table:    19059
    ARIN Prefixes per ASN:                                        14.16
ARIN Region origin ASes announcing only one prefix:                6967
ARIN Region transit ASes present in the Internet Routing Table:    1939
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4744
Number of ARIN addresses announced to Internet:              1286500608
    Equivalent to 76 /8s, 174 /16s and 113 /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:                    257406
    Total RIPE prefixes after maximum aggregation:               121249
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253924
    Unique aggregates announced from the RIPE address blocks:    156738
RIPE Region origin ASes present in the Internet Routing Table:    28240
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12016
RIPE Region transit ASes present in the Internet Routing Table:    3901
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:   11045
Number of RIPE addresses announced to Internet:               718494464
    Equivalent to 42 /8s, 211 /16s and 91 /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:                  117707
    Total LACNIC prefixes after maximum aggregation:              28425
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116958
    Unique aggregates announced from the LACNIC address blocks:   48805
LACNIC Region origin ASes present in the Internet Routing Table:  10974
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2657
LACNIC Region transit ASes present in the Internet Routing Table:  2275
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:  8771
Number of LACNIC addresses announced to Internet:             176165376
    Equivalent to 10 /8s, 128 /16s and 18 /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:                  29190
    Total AfriNIC prefixes after maximum aggregation:              5687
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         37303
    Unique aggregates announced from the AfriNIC address blocks:  12286
AfriNIC Region origin ASes present in the Internet Routing Table:  1726
    AfriNIC Prefixes per ASN:                                     21.61
AfriNIC Region origin ASes announcing only one prefix:              597
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1070
Number of AfriNIC addresses announced to Internet:            107558912
    Equivalent to 6 /8s, 105 /16s and 56 /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        9460       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5807        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3547       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3458       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3360       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2798        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2305      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        8050      10758    2854  AMAZON-02, US
 11492        4511        299     641  CABLEONE, US
  7155        3959        270      43  VIASAT-SP-BACKBONE, US
 22773        3653       3080     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3504       1320      64  SHAW, CA
 16625        3295       1651    2418  AKAMAI-AS, US
   749        3031      50571    2298  DNIC-AS-00749, US
396982        2618       3586     354  GOOGLE-CLOUD-PLATFORM, US
  7018        2572      24122    1579  ATT-INTERNET4, US
 30036        2539        364     400  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       1706     146  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4048       3399     170  AKAMAI-ASN1, NL
  8551        3902        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2928       2292     911  ROSTELECOM-AS, RU
  9009        2670        253    1386  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       11201       3348     584  Uninet S.A. de C.V., MX
 10620        3467        504     872  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2257        368     603  Mega Cable, S.A. de C.V., MX
 28573        1335       2323     254  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1293        747     157  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1133        370      22  Telefonica del Peru S.A.A., PE
 11664        1098        180     453  Techtel LMDS Comunicaciones Interactiva
 26615        1026       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        1489        393      19  LINKdotNET-AS, EG
 36992        1345       1517     278  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1009         67      53  ORANGE-COTE-IVOIRE, CI
 36935         856        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         506         52      40  WANANCHI-, KE
 24757         498         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       11201       3348     584  Uninet S.A. de C.V., MX
  9808        9460       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8050      10758    2854  AMAZON-02, US
 12479        7065       1706     146  UNI2-AS, ES
  7545        5807        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4511        299     641  CABLEONE, US
 20940        4048       3399     170  AKAMAI-ASN1, NL
  7155        3959        270      43  VIASAT-SP-BACKBONE, US
  8551        3902        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        9460         9412  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7065         6919  UNI2-AS, ES
 16509        8050         5196  AMAZON-02, US
  7545        5807         5115  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3959         3916  VIASAT-SP-BACKBONE, US
 20940        4048         3878  AKAMAI-ASN1, NL
 11492        4511         3870  CABLEONE, US
  8551        3902         3865  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3547         3482  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, 
     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
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

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     
/13:580     /14:1200    /15:2076    /16:13480   /17:8260    /18:13800   
/19:24966   /20:43641   /21:51342   /22:109480  /23:97360   /24:546000  
/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        5208       11201  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3428        4511  CABLEONE, US
  8551        3374        3902  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3312        3504  SHAW, CA
  7155        3036        3959  VIASAT-SP-BACKBONE, US
 22773        2701        3653  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2196        2539  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2022        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)
----------------------------------------------

   1:1645      2:1243      3:169       4:5         5:4344      6:116    
   7:6         8:1533      9:1        11:172      12:1584     13:393    
  14:2334     15:293      16:111      17:364      18:398      20:249    
  21:4        22:188      23:6106     24:2517     25:4        27:2587   
  29:19       31:2511     32:105      34:8        35:107      36:1915   
  37:4609     38:4232     39:865      40:152      41:4029     42:1091   
  43:2331     44:306      45:16446    46:4163     47:381      49:1729   
  50:1829     51:386      52:1591     54:391      55:865      56:8      
  57:92       58:1747     59:1178     60:987      61:2430     62:2630   
  63:1941     64:5656     65:2316     66:4932     67:3030     68:1350   
  69:4137     70:1274     71:669      72:2976     74:2594     75:1457   
  76:602      77:2402     78:1852     79:3170     80:2069     81:1731   
  82:1502     83:1235     84:1535     85:3013     86:754      87:1972   
  88:1239     89:3617     90:610      91:7679     92:2012     93:2576   
  94:3516     95:3970     96:1331     97:347      98:1163     99:744    
 100:76      101:1064    102:2653    103:31071   104:4602    105:484    
 106:896     107:2542    108:931     109:4403    110:2095    111:3277   
 112:2042    113:1514    114:1613    115:2073    116:1865    117:2557   
 118:2278    119:1957    120:1739    121:1078    122:2606    123:2174   
 124:1535    125:2406    128:1339    129:1068    130:1001    131:2007   
 132:831     133:412     134:1915    135:296     136:864     137:1084   
 138:2571    139:1554    140:1194    141:1451    142:1427    143:1487   
 144:1204    145:354     146:1915    147:1562    148:2307    149:1931   
 150:878     151:1149    152:1846    153:566     154:4199    155:1432   
 156:1680    157:1298    158:1025    159:2271    160:2551    161:1445   
 162:3565    163:1546    164:1604    165:1692    166:853     167:1739   
 168:3827    169:927     170:4566    171:870     172:3505    173:2966   
 174:1035    175:1171    176:3743    177:4657    178:3622    179:2215   
 180:2436    181:3419    182:3388    183:1933    184:2356    185:20103  
 186:4664    187:3997    188:4121    189:3610    190:9114    191:1467   
 192:10966   193:8828    194:7241    195:5125    196:3074    197:2396   
 198:5961    199:6100    200:7749    201:5886    202:10598   203:10380  
 204:4605    205:3528    206:3863    207:3443    208:4086    209:4860   
 210:4380    211:2425    212:4098    213:3563    214:1097    215:55     
 216:6595    217:2645    218:1306    219:472     220:2018    221:975    
 222:744     223:2110   

End of report


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