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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 29 21:13:15 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 29 Aug, 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:                              925633
    Prefixes after maximum aggregation (per Origin AS):          351414
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      452464
    Number of IPv4 prefixes with a valid ROA:                    418166
    Number of IPv4 prefixes with an invalid ROA:                   2232
    Number of IPv4 prefixes with no ROA:                         505235
Total ASes present in the Internet Routing Table:                 74727
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64238
Origin ASes announcing only one prefix:                           26345
Transit ASes present in the Internet Routing Table:               10489
Transit-only ASes present in the Internet Routing Table:            455
Paths with bogon ASNs present in the IPv4 Routing Table:             55
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:              1025
    Number of instances of unregistered ASNs:                      1045
Number of 32-bit ASNs allocated by the RIRs:                      42518
Number of 32-bit ASNs visible in the Routing Table:               35010
Prefixes from 32-bit ASNs in the Routing Table:                  174432
Number of bogon 32-bit ASNs visible in the Routing Table:            85
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            551
Number of addresses announced to Internet:                   3055831808
    Equivalent to 182 /8s, 36 /16s and 75 /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:      307920

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

Prefixes being announced by APNIC Region ASes:                   244731
    Total APNIC prefixes after maximum aggregation:               69853
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238472
    Unique aggregates announced from the APNIC address blocks:    98812
APNIC Region origin ASes present in the Internet Routing Table:   13574
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4021
APNIC Region transit ASes present in the Internet Routing Table:   1818
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8926
Number of APNIC addresses announced to Internet:              772914944
    Equivalent to 46 /8s, 17 /16s and 191 /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:                    271832
    Total ARIN prefixes after maximum aggregation:               123811
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273958
    Unique aggregates announced from the ARIN address blocks:    131176
ARIN Region origin ASes present in the Internet Routing Table:    19090
    ARIN Prefixes per ASN:                                        14.35
ARIN Region origin ASes announcing only one prefix:                6966
ARIN Region transit ASes present in the Internet Routing Table:    1930
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4822
Number of ARIN addresses announced to Internet:              1279760128
    Equivalent to 76 /8s, 71 /16s and 151 /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:                    259784
    Total RIPE prefixes after maximum aggregation:               122587
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256635
    Unique aggregates announced from the RIPE address blocks:    159936
RIPE Region origin ASes present in the Internet Routing Table:    28396
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12035
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:   11299
Number of RIPE addresses announced to Internet:               716484608
    Equivalent to 42 /8s, 180 /16s and 176 /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:                  118292
    Total LACNIC prefixes after maximum aggregation:              28525
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117287
    Unique aggregates announced from the LACNIC address blocks:   49283
LACNIC Region origin ASes present in the Internet Routing Table:  11028
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2702
LACNIC Region transit ASes present in the Internet Routing Table:  2329
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8839
Number of LACNIC addresses announced to Internet:             178567168
    Equivalent to 10 /8s, 164 /16s and 184 /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:                  29969
    Total AfriNIC prefixes after maximum aggregation:              5922
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         38729
    Unique aggregates announced from the AfriNIC address blocks:  12797
AfriNIC Region origin ASes present in the Internet Routing Table:  1780
    AfriNIC Prefixes per ASN:                                     21.76
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  332
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1124
Number of AfriNIC addresses announced to Internet:            107645184
    Equivalent to 6 /8s, 106 /16s and 137 /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        9519       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5708        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4346        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3324       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3114        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2948       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2935       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2489        847     403  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      11270     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        8990      10981    3228  AMAZON-02, US
 11492        4479        297     717  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3566       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3534       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3025       1456    2284  AKAMAI-AS, US
   367        2973       3828    1392  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2497        358     383  MEDIACOM-ENTERPRISE-BUSINESS, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7343       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4091       3398     154  AKAMAI-ASN1, NL
  8551        3458        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2973       2298     919  ROSTELECOM-AS, RU
  9009        2657        246    1374  M247, RO
 34984        2329        362     595  TELLCOM-AS, TR
 58224        1747        931     524  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1506        101    1169  ASDETUK www.heficed.com, US

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       11699       3359     600  UNINET, MX
 10620        3535        506     849  Telmex Colombia S.A., CO
 13999        2450        364     642  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad
 28573        1316       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1288        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1117        182     435  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1027       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        1593        393      19  LINKdotNET-AS, EG
 24835        1483        533      27  RAYA-AS, EG
 36992        1340       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1049         67      45  ORANGE-COTE-IVOIRE, CI
 36935         903        520      35  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         521         54      48  WANANCHI-, KE
 24757         479         73       5  EthioNet-AS, ET
 37342         465         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       11699       3359     600  UNINET, MX
  9808        9519       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8990      10981    3228  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5708        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4479        297     717  CABLEONE, US
 18403        4346        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4091       3398     154  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        9519         9479  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8990         5762  AMAZON-02, US
  7545        5708         5022  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4346         4321  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4091         3937  AKAMAI-ASN1, NL
 11492        4479         3762  CABLEONE, US
  7713        3595         3532  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
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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      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       /9:14      /10:39      /11:102     /12:298     
/13:579     /14:1194    /15:2098    /16:13501   /17:8239    /18:13806   
/19:24958   /20:43992   /21:51181   /22:109707  /23:99053   /24:556855  
/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        6429        7343  UNI2-AS, ES
  8151        5729       11699  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3415        4479  CABLEONE, US
  6327        3345        3534  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2926        3458  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2611        3566  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2155        2497  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2098        3535  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)
----------------------------------------------

   1:2223      2:1382      3:234       4:5         5:4535      6:137    
   7:6         8:1525      9:1        11:172      12:1507     13:376    
  14:2304     15:302      16:195      17:371      18:630      20:280    
  21:4        22:188      23:6396     24:2489     25:6        27:2578   
  29:19       31:2525     32:78       34:25       35:117      36:1989   
  37:4551     38:5173     39:869      40:147      41:4032     42:2102   
  43:2297     44:322      45:16605    46:4284     47:383      49:1792   
  50:1861     51:596      52:1595     54:392      55:957      56:8      
  57:123      58:1872     59:1160     60:997      61:2500     62:2666   
  63:1917     64:5592     65:2329     66:4945     67:3025     68:1341   
  69:4132     70:1194     71:665      72:2958     74:2613     75:1563   
  76:622      77:2369     78:1836     79:2967     80:2119     81:1820   
  82:1470     83:1276     84:1538     85:2981     86:751      87:2003   
  88:1173     89:3836     90:616      91:7819     92:2067     93:2606   
  94:3538     95:4009     96:1293     97:317      98:1079     99:734    
 100:91      101:1316    102:2953    103:32105   104:4577    105:553    
 106:881     107:2588    108:1138    109:4249    110:2115    111:3131   
 112:2064    113:1742    114:1683    115:2033    116:1905    117:2448   
 118:2698    119:2006    120:1789    121:1128    122:2582    123:2159   
 124:1572    125:2508    128:1479    129:923     130:1045    131:1957   
 132:856     133:419     134:1791    135:306     136:917     137:1122   
 138:2639    139:1570    140:1234    141:1294    142:1487    143:1484   
 144:1002    145:345     146:1970    147:1612    148:2460    149:2155   
 150:876     151:1228    152:1872    153:585     154:4904    155:1379   
 156:1956    157:1342    158:1081    159:2203    160:2610    161:1591   
 162:3526    163:1597    164:1715    165:1848    166:966     167:1731   
 168:3735    169:909     170:4611    171:858     172:3668    173:2967   
 174:983     175:1196    176:3767    177:4474    178:3541    179:2102   
 180:2502    181:3426    182:3314    183:1996    184:2282    185:20523  
 186:4712    187:4100    188:4135    189:3759    190:9249    191:1332   
 192:10939   193:8954    194:7294    195:5187    196:3128    197:2429   
 198:6016    199:6085    200:7937    201:6049    202:10524   203:10168  
 204:4544    205:3656    206:4327    207:3465    208:4127    209:4931   
 210:4420    211:2479    212:4236    213:3434    214:1092    215:59     
 216:6681    217:2774    218:1299    219:467     220:2034    221:982    
 222:759     223:2151   

End of report


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