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

REN Routing Table Report cscora at frr.nsrc.org
Sat May 7 21:13:35 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Sat 07 May, 2022

  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:                              896744
    Prefixes after maximum aggregation (per Origin AS):          336233
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      430833
    Number of IPv4 prefixes with a valid ROA:                    328396
    Number of IPv4 prefixes with an invalid ROA:                   2983
    Number of IPv4 prefixes with no ROA:                         565365
Total ASes present in the Internet Routing Table:                 73091
    Prefixes per ASN:                                             12.27
Origin-only ASes present in the Internet Routing Table:           62794
Origin ASes announcing only one prefix:                           25738
Transit ASes present in the Internet Routing Table:               10297
Transit-only ASes present in the Internet Routing Table:            368
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               886
    Number of instances of unregistered ASNs:                       896
Number of 32-bit ASNs allocated by the RIRs:                      39323
Number of 32-bit ASNs visible in the Routing Table:               32617
Prefixes from 32-bit ASNs in the Routing Table:                  154028
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            487
Number of addresses announced to Internet:                   3067003136
    Equivalent to 182 /8s, 206 /16s and 193 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      302630

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

Prefixes being announced by APNIC Region ASes:                   235937
    Total APNIC prefixes after maximum aggregation:               66381
    APNIC Deaggregation factor:                                    3.55
Prefixes being announced from the APNIC address blocks:          231042
    Unique aggregates announced from the APNIC address blocks:    94778
APNIC Region origin ASes present in the Internet Routing Table:   12601
    APNIC Prefixes per ASN:                                       18.34
APNIC Region origin ASes announcing only one prefix:               3579
APNIC Region transit ASes present in the Internet Routing Table:   1730
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7818
Number of APNIC addresses announced to Internet:              773692672
    Equivalent to 46 /8s, 29 /16s and 157 /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:                    261610
    Total ARIN prefixes after maximum aggregation:               119917
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           261523
    Unique aggregates announced from the ARIN address blocks:    124907
ARIN Region origin ASes present in the Internet Routing Table:    19014
    ARIN Prefixes per ASN:                                        13.75
ARIN Region origin ASes announcing only one prefix:                6906
ARIN Region transit ASes present in the Internet Routing Table:    1926
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:    4480
Number of ARIN addresses announced to Internet:              1295361536
    Equivalent to 77 /8s, 53 /16s and 166 /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:                    255566
    Total RIPE prefixes after maximum aggregation:               116212
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252924
    Unique aggregates announced from the RIPE address blocks:    150411
RIPE Region origin ASes present in the Internet Routing Table:    28139
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12037
RIPE Region transit ASes present in the Internet Routing Table:    3941
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10704
Number of RIPE addresses announced to Internet:               713839616
    Equivalent to 42 /8s, 140 /16s and 84 /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:                  114931
    Total LACNIC prefixes after maximum aggregation:              27590
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         114750
    Unique aggregates announced from the LACNIC address blocks:   48563
LACNIC Region origin ASes present in the Internet Routing Table:  10959
    LACNIC Prefixes per ASN:                                      10.47
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2195
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8656
Number of LACNIC addresses announced to Internet:             176467968
    Equivalent to 10 /8s, 132 /16s and 176 /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:                  27814
    Total AfriNIC prefixes after maximum aggregation:              5450
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         36017
    Unique aggregates announced from the AfriNIC address blocks:  11751
AfriNIC Region origin ASes present in the Internet Routing Table:  1626
    AfriNIC Prefixes per ASN:                                     22.15
AfriNIC Region origin ASes announcing only one prefix:              562
AfriNIC Region transit ASes present in the Internet Routing Table:  332
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  959
Number of AfriNIC addresses announced to Internet:            107364096
    Equivalent to 6 /8s, 102 /16s and 63 /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        9130       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5913        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3500       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3430       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2403        499     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2119        438     201  TATACOMM-AS TATA Communications formerl

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        6360      10283    2731  AMAZON-02, US
 11492        4490        298     690  CABLEONE, US
 22773        3943       3075     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3597       1837    2541  AKAMAI-AS, US
  6327        3434       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2622        374     138  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2512       4962     422  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2250       3051     493  CHARTER-20115, 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
  9121        6912       1692      17  TTNET, TR
 12479        6770       1730     150  UNI2-AS, ES
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3946       3191     558  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2921       2273     908  ROSTELECOM-AS, RU
  6849        2906        355      21  UKRTELNET, UA
  9009        2498        250    1300  M247, GB
 34984        2240        358     633  TELLCOM-AS, TR
 58224        1771        866     593  TCI, IR

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       10582       3394     561  Uninet S.A. de C.V., MX
 10620        3474        519     737  Telmex Colombia S.A., CO
 11830        2433        369      63  Instituto Costarricense de Electricidad
 13999        1782        298     470  Mega Cable, S.A. de C.V., MX
  6503        1454        355     527  Axtel, S.A.B. de C.V., MX
 28573        1389       2333     253  CLARO S.A., BR
  3816        1256        669     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1079        369      21  Telefonica del Peru S.A.A., PE
 11664        1017        191     442  Techtel LMDS Comunicaciones Interactiva
 11172         958        133      61  Alestra, S. de R.L. de C.V., MX

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        1653        393      21  LINKdotNET-AS, EG
 24835        1442        501      30  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         932         65      59  ORANGE-COTE-IVOIRE, CI
 36935         619        520      42  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         512         51      33  WANANCHI-, KE
 37342         467         32       1  MOVITEL, MZ
 23889         423        232      16  MauritiusTelecom, MU

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       10582       3394     561  Uninet S.A. de C.V., MX
  9808        9130       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6912       1692      17  TTNET, TR
 12479        6770       1730     150  UNI2-AS, ES
 16509        6360      10283    2731  AMAZON-02, US
  7545        5913        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4490        298     690  CABLEONE, US
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3946       3191     558  AKAMAI-ASN1, NL

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9130         9095  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6912         6895  TTNET, TR
 12479        6770         6620  UNI2-AS, ES
  7545        5913         5222  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672         4597  ERX-CERNET-BKB China Education and Research Net
  8551        4010         3971  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 11492        4490         3800  CABLEONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 16509        6360         3629  AMAZON-02, US

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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             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
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             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
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:41      /11:100     /12:307     
/13:591     /14:1208    /15:2098    /16:13559   /17:8322    /18:13939   
/19:25196   /20:43921   /21:52120   /22:108316  /23:96026   /24:530970  
/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
  9121        6031        6912  TTNET, TR
 12479        5751        6770  UNI2-AS, ES
  8151        4298       10582  Uninet S.A. de C.V., MX
  8551        3476        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3396        4490  CABLEONE, US
  6327        3248        3434  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2940        3943  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2757        2906  UKRTELNET, UA

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1925      2:1037      3:154       4:6         5:3787      6:104    
   7:5         8:1540      9:1        11:172      12:1710     13:301    
  14:2375     15:198      16:45       17:384      18:159      20:209    
  21:4        22:188      23:5665     24:2287     25:6        27:2648   
  29:19       31:2419     32:93       34:1        35:73       36:1753   
  37:4436     38:2796     39:699      40:153      41:3980     42:1094   
  43:2213     44:294      45:16059    46:4123     47:322      49:1684   
  50:2166     51:100      52:1420     54:365      55:736      56:8      
  57:60       58:1856     59:1186     60:966      61:2245     62:2514   
  63:1943     64:5530     65:2318     66:4862     67:2998     68:1191   
  69:4128     70:1337     71:679      72:3051     74:2650     75:1390   
  76:585      77:2181     78:3478     79:3111     80:1990     81:1702   
  82:1494     83:1208     84:1366     85:3531     86:711      87:1966   
  88:2402     89:3312     90:522      91:7625     92:2000     93:2586   
  94:3496     95:4516     96:1305     97:349      98:994      99:737    
 100:75      101:1046    102:2083    103:29159   104:4379    105:462    
 106:874     107:2532    108:828     109:4213    110:2027    111:3226   
 112:2027    113:1507    114:1497    115:2147    116:1881    117:2514   
 118:2334    119:1878    120:1660    121:1102    122:2560    123:2143   
 124:1535    125:2142    128:1249    129:1102    130:968     131:2055   
 132:805     133:372     134:1906    135:288     136:887     137:993    
 138:2459    139:1514    140:857     141:1397    142:1295    143:1445   
 144:1207    145:343     146:1820    147:1489    148:2250    149:1727   
 150:854     151:1080    152:1850    153:536     154:3508    155:1417   
 156:1839    157:1221    158:1041    159:2159    160:2488    161:1266   
 162:3466    163:1274    164:1641    165:1609    166:715     167:1734   
 168:3803    169:843     170:4496    171:829     172:3150    173:3112   
 174:1024    175:1130    176:3493    177:4651    178:3499    179:2023   
 180:2342    181:2986    182:3208    183:1953    184:2384    185:19465  
 186:4340    187:3710    188:3861    189:3214    190:8957    191:1311   
 192:11029   193:8616    194:7016    195:4982    196:2994    197:2438   
 198:6002    199:6040    200:7492    201:5721    202:10488   203:10233  
 204:4560    205:3450    206:3790    207:3393    208:4042    209:4674   
 210:4319    211:2454    212:4030    213:3434    214:1151    215:67     
 216:6455    217:2656    218:1269    219:549     220:1957    221:982    
 222:847     223:2112   

End of report


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