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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Dec 20 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 20 Dec, 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:                              936389
    Prefixes after maximum aggregation (per Origin AS):          356755
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455782
    Number of IPv4 prefixes with a valid ROA:                    435208
    Number of IPv4 prefixes with an invalid ROA:                   2231
    Number of IPv4 prefixes with no ROA:                         498950
Total ASes present in the Internet Routing Table:                 75154
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64580
Origin ASes announcing only one prefix:                           26536
Transit ASes present in the Internet Routing Table:               10574
Transit-only ASes present in the Internet Routing Table:            473
Paths with bogon ASNs present in the IPv4 Routing Table:             47
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      37
    Max AS path prepend of ASN (203217)                              33
Prefixes from unregistered ASNs in the Routing Table:              1075
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      43244
Number of 32-bit ASNs visible in the Routing Table:               35566
Prefixes from 32-bit ASNs in the Routing Table:                  178881
Number of bogon 32-bit ASNs visible in the Routing Table:            29
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3047581952
    Equivalent to 181 /8s, 166 /16s and 105 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      310709

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

Prefixes being announced by APNIC Region ASes:                   248316
    Total APNIC prefixes after maximum aggregation:               71716
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          241449
    Unique aggregates announced from the APNIC address blocks:    99564
APNIC Region origin ASes present in the Internet Routing Table:   13832
    APNIC Prefixes per ASN:                                       17.46
APNIC Region origin ASes announcing only one prefix:               4166
APNIC Region transit ASes present in the Internet Routing Table:   1870
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9198
Number of APNIC addresses announced to Internet:              770859520
    Equivalent to 45 /8s, 242 /16s and 98 /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:                    273598
    Total ARIN prefixes after maximum aggregation:               124404
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278261
    Unique aggregates announced from the ARIN address blocks:    132641
ARIN Region origin ASes present in the Internet Routing Table:    19063
    ARIN Prefixes per ASN:                                        14.60
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1921
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4823
Number of ARIN addresses announced to Internet:              1275558912
    Equivalent to 76 /8s, 7 /16s and 124 /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:                    262552
    Total RIPE prefixes after maximum aggregation:               125044
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257236
    Unique aggregates announced from the RIPE address blocks:    160765
RIPE Region origin ASes present in the Internet Routing Table:    28514
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12113
RIPE Region transit ASes present in the Internet Routing Table:    3899
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11492
Number of RIPE addresses announced to Internet:               714613248
    Equivalent to 42 /8s, 152 /16s and 34 /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:                  120397
    Total LACNIC prefixes after maximum aggregation:              28830
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         119102
    Unique aggregates announced from the LACNIC address blocks:   49417
LACNIC Region origin ASes present in the Internet Routing Table:  11048
    LACNIC Prefixes per ASN:                                      10.78
LACNIC Region origin ASes announcing only one prefix:              2671
LACNIC Region transit ASes present in the Internet Routing Table:  2362
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        37
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8892
Number of LACNIC addresses announced to Internet:             178431488
    Equivalent to 10 /8s, 162 /16s and 166 /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:                  30451
    Total AfriNIC prefixes after maximum aggregation:              6028
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39820
    Unique aggregates announced from the AfriNIC address blocks:  12963
AfriNIC Region origin ASes present in the Internet Routing Table:  1817
    AfriNIC Prefixes per ASN:                                     21.92
AfriNIC Region origin ASes announcing only one prefix:              641
AfriNIC Region transit ASes present in the Internet Routing Table:  351
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1161
Number of AfriNIC addresses announced to Internet:            107756800
    Equivalent to 6 /8s, 108 /16s and 61 /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        9772       8734      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5673        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4514        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3400        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3250       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        3022       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2940       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2656        856     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  KIXS-AS-KR Korea Telecom, KR

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        9457      11200    3346  AMAZON-02, US
 11492        4562        303     680  CABLEONE, US
  7155        4176        288      96  VIASAT-SP-BACKBONE, US
  6327        3566       1320      69  SHAW, CA
 22773        3484       3071     297  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3204       1418    2323  AKAMAI-AS, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2961       3850    1416  DNIC-ASBLK-00306-00371, US
396982        2739       3638     385  GOOGLE-CLOUD-PLATFORM, US
  7018        2522      23624    1570  ATT-INTERNET4, 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        7574       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4017       3397     143  AKAMAI-ASN1, NL
  9009        3501        301    1637  M247, RO
  8551        3369        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2962       2301     910  ROSTELECOM-AS, RU
 34984        2331        360     594  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1526        874     584  TCI, IR
 44477        1446         95     715  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       12139       3381     592  UNINET, MX
 10620        3519        497     886  Telmex Colombia S.A., CO
 13999        2492        339     635  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1345       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1098        177     430  Techtel LMDS Comunicaciones Interactiva
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 22884        1072        115     373  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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        1596        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1053         68      50  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         525         82       3  KENET-AS, KE
 15399         503         53      42  WANANCHI-, KE
 37342         490         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       12139       3381     592  UNINET, MX
  9808        9772       8734      47  CHINAMOBILE-CN China Mobile Communicati
 16509        9457      11200    3346  AMAZON-02, US
 12479        7574       1714     146  UNI2-AS, ES
  7545        5673        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4514        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      96  VIASAT-SP-BACKBONE, US
 20940        4017       3397     143  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        9772         9725  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7574         7428  UNI2-AS, ES
 16509        9457         6111  AMAZON-02, US
  7545        5673         4987  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4514         4489  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4080  VIASAT-SP-BACKBONE, US
 11492        4562         3882  CABLEONE, US
 20940        4017         3874  AKAMAI-ASN1, NL
  7713        3599         3535  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     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
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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
100.120.27.0/24            2027  MILKYWAN MilkyWan, FR
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
23.140.216.0/24      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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:99      /12:298     
/13:581     /14:1191    /15:2089    /16:13443   /17:8247    /18:13778   
/19:25010   /20:43923   /21:51591   /22:110480  /23:99750   /24:565840  
/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        6660        7574  UNI2-AS, ES
  8151        6153       12139  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3371        3566  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3120        4176  VIASAT-SP-BACKBONE, US
  8551        2846        3369  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2537        3484  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2131        2474  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2122        3519  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)
----------------------------------------------

   1:2273      2:1412      3:283       4:5         5:4390      6:163    
   7:6         8:1510      9:1        11:172      12:1489     13:375    
  14:2324     15:308      16:206      17:360      18:708      20:344    
  21:4        22:188      23:6565     24:2605     25:2        27:2597   
  29:19       31:2546     32:53       34:35       35:119      36:2094   
  37:4497     38:5728     39:882      40:147      41:4126     42:2181   
  43:2308     44:325      45:16706    46:4398     47:298      49:1896   
  50:1890     51:573      52:1596     54:385      55:889      56:5      
  57:129      58:1938     59:1164     60:1011     61:2593     62:2754   
  63:1909     64:5507     65:2225     66:5013     67:3047     68:1331   
  69:4054     70:1170     71:618      72:2925     74:2635     75:1551   
  76:628      77:2344     78:1823     79:3015     80:2112     81:1864   
  82:1533     83:1320     84:1626     85:2989     86:788      87:1966   
  88:1229     89:3954     90:657      91:7902     92:2181     93:2640   
  94:3595     95:4022     96:1299     97:316      98:1021     99:737    
 100:96      101:1154    102:3032    103:32512   104:4792    105:600    
 106:979     107:2760    108:1146    109:4179    110:2140    111:3150   
 112:2079    113:1712    114:1744    115:2051    116:1935    117:2518   
 118:2765    119:1962    120:1784    121:1286    122:2648    123:2199   
 124:1590    125:2778    128:1500    129:915     130:1064    131:2005   
 132:873     133:411     134:1707    135:294     136:911     137:1133   
 138:2747    139:1560    140:1339    141:1358    142:1541    143:1541   
 144:1000    145:337     146:2007    147:1643    148:2496    149:2390   
 150:1016    151:1312    152:1847    153:595     154:5418    155:1368   
 156:2109    157:1385    158:1077    159:2208    160:2629    161:1625   
 162:3597    163:1645    164:1627    165:1871    166:1082    167:1745   
 168:3853    169:789     170:4700    171:957     172:3766    173:3014   
 174:893     175:1225    176:3601    177:4716    178:3549    179:2243   
 180:2402    181:3609    182:3406    183:2029    184:2264    185:20511  
 186:4857    187:4340    188:3941    189:4001    190:9330    191:1509   
 192:11010   193:8986    194:7341    195:5217    196:3145    197:2638   
 198:6005    199:6792    200:8095    201:6257    202:10506   203:10224  
 204:4594    205:3669    206:4452    207:3480    208:4105    209:4944   
 210:4562    211:2532    212:4216    213:3385    214:1119    215:49     
 216:6764    217:2771    218:1319    219:478     220:2028    221:1024   
 222:795     223:2193   

End of report


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