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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 27 21:13:16 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 27 Sep, 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:                              928724
    Prefixes after maximum aggregation (per Origin AS):          352801
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453067
    Number of IPv4 prefixes with a valid ROA:                    422149
    Number of IPv4 prefixes with an invalid ROA:                   2287
    Number of IPv4 prefixes with no ROA:                         504288
Total ASes present in the Internet Routing Table:                 74806
    Prefixes per ASN:                                             12.42
Origin-only ASes present in the Internet Routing Table:           64326
Origin ASes announcing only one prefix:                           26357
Transit ASes present in the Internet Routing Table:               10480
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:             86
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     102
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1024
    Number of instances of unregistered ASNs:                      1068
Number of 32-bit ASNs allocated by the RIRs:                      42708
Number of 32-bit ASNs visible in the Routing Table:               35128
Prefixes from 32-bit ASNs in the Routing Table:                  175350
Number of bogon 32-bit ASNs visible in the Routing Table:           185
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            530
Number of addresses announced to Internet:                   3053882368
    Equivalent to 182 /8s, 6 /16s and 140 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      308848

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

Prefixes being announced by APNIC Region ASes:                   244964
    Total APNIC prefixes after maximum aggregation:               70238
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238659
    Unique aggregates announced from the APNIC address blocks:    98891
APNIC Region origin ASes present in the Internet Routing Table:   13630
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4061
APNIC Region transit ASes present in the Internet Routing Table:   1824
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8984
Number of APNIC addresses announced to Internet:              772539136
    Equivalent to 46 /8s, 12 /16s and 3 /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:                    272474
    Total ARIN prefixes after maximum aggregation:               123710
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275996
    Unique aggregates announced from the ARIN address blocks:    131805
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        14.46
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    1915
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:    4824
Number of ARIN addresses announced to Internet:              1278235136
    Equivalent to 76 /8s, 48 /16s and 82 /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:                    261556
    Total RIPE prefixes after maximum aggregation:               123605
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256906
    Unique aggregates announced from the RIPE address blocks:    159982
RIPE Region origin ASes present in the Internet Routing Table:    28406
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12043
RIPE Region transit ASes present in the Internet Routing Table:    3893
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11338
Number of RIPE addresses announced to Internet:               716528640
    Equivalent to 42 /8s, 181 /16s and 92 /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:                  118722
    Total LACNIC prefixes after maximum aggregation:              28578
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117657
    Unique aggregates announced from the LACNIC address blocks:   49318
LACNIC Region origin ASes present in the Internet Routing Table:  11030
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2679
LACNIC Region transit ASes present in the Internet Routing Table:  2324
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8842
Number of LACNIC addresses announced to Internet:             178425088
    Equivalent to 10 /8s, 162 /16s and 141 /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:                  29984
    Total AfriNIC prefixes after maximum aggregation:              5959
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         38975
    Unique aggregates announced from the AfriNIC address blocks:  12631
AfriNIC Region origin ASes present in the Internet Routing Table:  1797
    AfriNIC Prefixes per ASN:                                     21.69
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140
Number of AfriNIC addresses announced to Internet:            107725312
    Equivalent to 6 /8s, 107 /16s and 194 /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        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5723        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4263        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3591       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3311       1835      90  VNPT-AS-VN VNPT Corp, VN
  9498        3170        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2945       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2935       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2525        850     377  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11269     604  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        9072      10986    3258  AMAZON-02, US
 11492        4533        301     670  CABLEONE, US
  7155        4180        289     102  VIASAT-SP-BACKBONE, US
  6327        3545       1319      66  SHAW, CA
 22773        3537       3071     301  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        3002       3834    1421  DNIC-ASBLK-00306-00371, US
 16625        2987       1408    2285  AKAMAI-AS, US
396982        2698       3597     395  GOOGLE-CLOUD-PLATFORM, US
  7018        2496      23614    1558  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        7394       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4056       3398     152  AKAMAI-ASN1, NL
  8551        3446        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2970       2298     918  ROSTELECOM-AS, RU
  9009        2895        265    1477  M247, RO
 34984        2336        363     594  TELLCOM-AS, TR
 58224        1723        923     527  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1488       1852      16  TE-AS TE-AS, EG

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       11862       3368     596  UNINET, MX
 10620        3516        503     891  Telmex Colombia S.A., CO
 13999        2395        330     620  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1327       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1296        766     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1106        179     428  Techtel LMDS Comunicaciones Interactiva
 26615        1034       2501      49  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
 24863        1601        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 15399         518         55      49  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ
 24757         471         73       5  EthioNet-AS, ET

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       11862       3368     596  UNINET, MX
  9808        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9072      10986    3258  AMAZON-02, US
 12479        7394       1713     145  UNI2-AS, ES
  7545        5723        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4533        301     670  CABLEONE, US
 18403        4263        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4180        289     102  VIASAT-SP-BACKBONE, US
 20940        4056       3398     152  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        9489         9448  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7394         7249  UNI2-AS, ES
 16509        9072         5814  AMAZON-02, US
  7545        5723         5035  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4263         4238  FPT-AS-AP FPT Telecom Company, VN
  7155        4180         4078  VIASAT-SP-BACKBONE, US
 20940        4056         3904  AKAMAI-ASN1, NL
 11492        4533         3863  CABLEONE, US
  7713        3591         3528  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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
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      /10:39      /11:101     /12:297     
/13:578     /14:1195    /15:2097    /16:13500   /17:8282    /18:13838   
/19:25006   /20:43821   /21:51105   /22:110045  /23:99123   /24:559666  
/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        6481        7394  UNI2-AS, ES
  8151        5889       11862  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3445        4533  CABLEONE, US
  6327        3356        3545  SHAW, CA
  7155        3125        4180  VIASAT-SP-BACKBONE, US
  8551        2923        3446  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2586        3537  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2496  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2087        3516  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)
----------------------------------------------

   1:2203      2:1420      3:265       4:5         5:4478      6:137    
   7:6         8:1516      9:1        11:172      12:1514     13:370    
  14:2323     15:303      16:200      17:368      18:652      20:287    
  21:4        22:188      23:6419     24:2507     25:2        27:2604   
  29:19       31:2535     32:74       34:25       35:117      36:1993   
  37:4518     38:5353     39:870      40:145      41:4019     42:2070   
  43:2288     44:317      45:16643    46:4304     47:370      49:1815   
  50:1882     51:590      52:1595     54:392      55:965      56:5      
  57:123      58:1873     59:1165     60:1005     61:2527     62:2682   
  63:1908     64:5661     65:2353     66:4960     67:3033     68:1340   
  69:4143     70:1194     71:677      72:2954     74:2612     75:1561   
  76:624      77:2302     78:1823     79:2986     80:2103     81:1827   
  82:1507     83:1297     84:1555     85:3066     86:769      87:2004   
  88:1200     89:3903     90:621      91:7806     92:2065     93:2604   
  94:3520     95:4019     96:1300     97:315      98:1082     99:730    
 100:91      101:1287    102:2887    103:32133   104:4717    105:576    
 106:906     107:2688    108:1130    109:4243    110:2131    111:3144   
 112:2061    113:1751    114:1721    115:2038    116:1879    117:2465   
 118:2704    119:1989    120:1780    121:1163    122:2616    123:2189   
 124:1563    125:2541    128:1476    129:920     130:1048    131:1984   
 132:869     133:408     134:1786    135:306     136:971     137:1120   
 138:2644    139:1591    140:1289    141:1321    142:1513    143:1557   
 144:1009    145:350     146:1957    147:1607    148:2487    149:2278   
 150:882     151:1230    152:1870    153:589     154:5034    155:1389   
 156:1952    157:1355    158:1057    159:2243    160:2611    161:1584   
 162:3547    163:1598    164:1705    165:1857    166:1065    167:1746   
 168:3760    169:885     170:4637    171:895     172:3765    173:2957   
 174:981     175:1191    176:3775    177:4447    178:3540    179:2163   
 180:2550    181:3504    182:3313    183:1983    184:2269    185:20589  
 186:4703    187:4209    188:4164    189:3865    190:9244    191:1368   
 192:10987   193:8975    194:7300    195:5205    196:3111    197:2478   
 198:6020    199:6145    200:7935    201:6050    202:10488   203:10158  
 204:4564    205:3702    206:4385    207:3513    208:4147    209:4921   
 210:4446    211:2482    212:4265    213:3423    214:1115    215:70     
 216:6724    217:2771    218:1297    219:468     220:2033    221:985    
 222:757     223:2144   

End of report


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