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

REN Routing Table Report cscora at bgp.nsrc.org
Wed May 22 21:13:24 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Wed 22 May, 2024

  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:                              947477
    Prefixes after maximum aggregation (per Origin AS):          361071
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      462185
    Number of IPv4 prefixes with a valid ROA:                    476074
    Number of IPv4 prefixes with an invalid ROA:                   1568
    Number of IPv4 prefixes with no ROA:                         469835
Total ASes present in the Internet Routing Table:                 75764
    Prefixes per ASN:                                             12.51
Origin-only ASes present in the Internet Routing Table:           65007
Origin ASes announcing only one prefix:                           26686
Transit ASes present in the Internet Routing Table:               10757
Transit-only ASes present in the Internet Routing Table:            527
Paths with bogon ASNs present in the IPv4 Routing Table:             21
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1187
    Number of instances of unregistered ASNs:                      1189
Number of 32-bit ASNs allocated by the RIRs:                      44505
Number of 32-bit ASNs visible in the Routing Table:               36399
Prefixes from 32-bit ASNs in the Routing Table:                  186291
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            809
Number of addresses announced to Internet:                   3028530176
    Equivalent to 180 /8s, 131 /16s and 180 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      312333

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

Prefixes being announced by APNIC Region ASes:                   250310
    Total APNIC prefixes after maximum aggregation:               73278
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          242505
    Unique aggregates announced from the APNIC address blocks:   101042
APNIC Region origin ASes present in the Internet Routing Table:   14075
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4299
APNIC Region transit ASes present in the Internet Routing Table:   1889
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9504
Number of APNIC addresses announced to Internet:              761035520
    Equivalent to 45 /8s, 92 /16s and 123 /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, 131072-153913
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:                    276408
    Total ARIN prefixes after maximum aggregation:               124745
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           281046
    Unique aggregates announced from the ARIN address blocks:    133582
ARIN Region origin ASes present in the Internet Routing Table:    19153
    ARIN Prefixes per ASN:                                        14.67
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    1980
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4901
Number of ARIN addresses announced to Internet:              1267875840
    Equivalent to 75 /8s, 146 /16s and 64 /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, 393216-402332
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:                    267063
    Total RIPE prefixes after maximum aggregation:               127141
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261762
    Unique aggregates announced from the RIPE address blocks:    164211
RIPE Region origin ASes present in the Internet Routing Table:    28661
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12129
RIPE Region transit ASes present in the Internet Routing Table:    3943
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11807
Number of RIPE addresses announced to Internet:               714750464
    Equivalent to 42 /8s, 154 /16s and 58 /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
                       196608-216475
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:                  121283
    Total LACNIC prefixes after maximum aggregation:              29034
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         119500
    Unique aggregates announced from the LACNIC address blocks:   49642
LACNIC Region origin ASes present in the Internet Routing Table:  11081
    LACNIC Prefixes per ASN:                                      10.78
LACNIC Region origin ASes announcing only one prefix:              2640
LACNIC Region transit ASes present in the Internet Routing Table:  2407
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8979
Number of LACNIC addresses announced to Internet:             177114112
    Equivalent to 10 /8s, 142 /16s and 140 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  31226
    Total AfriNIC prefixes after maximum aggregation:              6171
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         41854
    Unique aggregates announced from the AfriNIC address blocks:  13189
AfriNIC Region origin ASes present in the Internet Routing Table:  1844
    AfriNIC Prefixes per ASN:                                     22.70
AfriNIC Region origin ASes announcing only one prefix:              660
AfriNIC Region transit ASes present in the Internet Routing Table:  350
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1208
Number of AfriNIC addresses announced to Internet:            107226112
    Equivalent to 6 /8s, 100 /16s and 36 /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        9832       8742      62  CHINAMOBILE-CN China Mobile Communicati
  7545        5634        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4430        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3924       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3740        508     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3619       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3277       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2794        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2183        433     195  TATACOMM-AS TATA Communications formerl
 45090        2153       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        9919      11373    3542  AMAZON-02, US
 11492        4621        306     601  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3556       3062     240  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3498       8782     872  COGENT-174, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3056       1303    2194  AKAMAI-AS, US
  7018        2803      23658    1766  ATT-INTERNET4, US
   367        2775       3430    1294  DNIC-ASBLK-00306-00371, 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        7750       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3807       3396     130  AKAMAI-ASN1, NL
  9009        3474        298    1718  M247, RO
 12389        2987       2305     902  ROSTELECOM-AS, RU
  8551        2647        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2341        362     581  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
212238        1596        116    1163  CDNEXT, GB
 44477        1547        101     729  STARK-INDUSTRIES, GB

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       12221       3322     488  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2543        353     666  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1351       2314     249  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        789     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1188        177     440  Techtel LMDS Comunicaciones Interactiva
  6503        1122        314     478  Axtel, S.A.B. de C.V., MX
  6147        1084        369      22  Telefonica del Peru S.A.A., PE
 26615        1075       2503      53  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        1541        545      28  RAYA-AS, EG
 24863        1504        389      20  LINKdotNET-AS, EG
 36992        1369       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1205         77      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 15399         528         55      54  WANANCHI-, KE
 36914         485         82       3  KENET-AS, KE
 37342         437         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       12221       3322     488  UNINET, MX
 16509        9919      11373    3542  AMAZON-02, US
  9808        9832       8742      62  CHINAMOBILE-CN China Mobile Communicati
 12479        7750       1708     145  UNI2-AS, ES
  7545        5634        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4621        306     601  CABLEONE, US
 18403        4430        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3924       1331      21  VIETEL-AS-AP Viettel Group, VN

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        9832         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7750         7605  UNI2-AS, ES
 16509        9919         6377  AMAZON-02, US
  7545        5634         4962  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4430         4407  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4621         4020  CABLEONE, US
  7552        3924         3903  VIETEL-AS-AP Viettel Group, VN
 20940        3807         3677  AKAMAI-ASN1, NL

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
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     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  CROWNCASTLE-AS46887, 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             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
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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:36      /11:93      /12:298     
/13:577     /14:1181    /15:2085    /16:13267   /17:8198    /18:13679   
/19:24566   /20:43304   /21:51271   /22:111030  /23:99282   /24:578579  
/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        6844        7750  UNI2-AS, ES
  8151        6250       12221  UNINET, MX
 11492        3530        4621  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3391        3594  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2639        3556  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2510  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  Telmex Colombia S.A., CO
  8551        2123        2647  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2276      2:1516      3:346       4:6         5:4569      6:162    
   7:6         8:1506      9:1        11:172      12:1464     13:356    
  14:2369     15:319      16:211      17:366      18:768      20:378    
  21:4        22:188      23:6745     24:2718     25:2        27:2625   
  29:19       31:2586     32:45       34:61       35:135      36:2282   
  37:4495     38:7520     39:896      40:122      41:4106     42:2152   
  43:2357     44:317      45:17111    46:4506     47:306      49:1944   
  50:1893     51:579      52:1584     54:313      55:997      56:5      
  57:178      58:2041     59:1189     60:1027     61:2581     62:2680   
  63:1887     64:5468     65:2220     66:4694     67:2996     68:1328   
  69:4100     70:1202     71:592      72:2879     74:2587     75:1558   
  76:614      77:2492     78:1853     79:2522     80:2200     81:2010   
  82:1625     83:1338     84:1665     85:3127     86:906      87:2048   
  88:1251     89:4111     90:681      91:8139     92:2312     93:2708   
  94:3758     95:4218     96:1277     97:315      98:1049     99:739    
 100:73      101:1170    102:3378    103:32512   104:4775    105:677    
 106:946     107:2760    108:1145    109:4192    110:2140    111:3251   
 112:2062    113:1763    114:1783    115:2130    116:1883    117:2632   
 118:2828    119:1967    120:1775    121:1284    122:2679    123:2218   
 124:1574    125:2859    126:32      128:1484    129:936     130:1154   
 131:1836    132:808     133:412     134:1738    135:323     136:1056   
 137:1209    138:2807    139:1546    140:1398    141:1345    142:1578   
 143:1560    144:1017    145:365     146:2050    147:1942    148:2506   
 149:2741    150:1039    151:1336    152:2150    153:590     154:6598   
 155:1457    156:2291    157:1786    158:1152    159:2336    160:2659   
 161:1682    162:3546    163:1712    164:1650    165:2149    166:1175   
 167:1791    168:3956    169:805     170:4890    171:1032    172:3850   
 173:3038    174:892     175:1210    176:3690    177:4722    178:3747   
 179:2186    180:2373    181:3736    182:3398    183:2005    184:2267   
 185:20834   186:4932    187:4487    188:4090    189:4156    190:9421   
 191:1527    192:11034   193:9132    194:7503    195:5295    196:3184   
 197:2551    198:6046    199:7831    200:8020    201:6247    202:10253  
 203:10280   204:4600    205:3612    206:4484    207:3593    208:4167   
 209:5050    210:4480    211:2528    212:4327    213:3462    214:1076   
 215:49      216:6838    217:3009    218:1297    219:415     220:2043   
 221:1036    222:716     223:2210   

End of report


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