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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 14 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 14 Oct, 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:                              931161
    Prefixes after maximum aggregation (per Origin AS):          353494
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453989
    Number of IPv4 prefixes with a valid ROA:                    426238
    Number of IPv4 prefixes with an invalid ROA:                   2357
    Number of IPv4 prefixes with no ROA:                         502566
Total ASes present in the Internet Routing Table:                 74895
    Prefixes per ASN:                                             12.43
Origin-only ASes present in the Internet Routing Table:           64355
Origin ASes announcing only one prefix:                           26474
Transit ASes present in the Internet Routing Table:               10540
Transit-only ASes present in the Internet Routing Table:            459
Paths with bogon ASNs present in the IPv4 Routing Table:             65
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 51407)                              31
Prefixes from unregistered ASNs in the Routing Table:              1021
    Number of instances of unregistered ASNs:                      1055
Number of 32-bit ASNs allocated by the RIRs:                      42843
Number of 32-bit ASNs visible in the Routing Table:               35224
Prefixes from 32-bit ASNs in the Routing Table:                  176003
Number of bogon 32-bit ASNs visible in the Routing Table:           102
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3050859776
    Equivalent to 181 /8s, 216 /16s and 109 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      310041

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

Prefixes being announced by APNIC Region ASes:                   245618
    Total APNIC prefixes after maximum aggregation:               70417
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          239085
    Unique aggregates announced from the APNIC address blocks:    99164
APNIC Region origin ASes present in the Internet Routing Table:   13661
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4092
APNIC Region transit ASes present in the Internet Routing Table:   1827
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9012
Number of APNIC addresses announced to Internet:              771295488
    Equivalent to 45 /8s, 249 /16s and 9 /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:                    273537
    Total ARIN prefixes after maximum aggregation:               123808
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           277168
    Unique aggregates announced from the ARIN address blocks:    132126
ARIN Region origin ASes present in the Internet Routing Table:    19089
    ARIN Prefixes per ASN:                                        14.52
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:              1277153536
    Equivalent to 76 /8s, 31 /16s and 209 /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:                    262149
    Total RIPE prefixes after maximum aggregation:               124016
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257373
    Unique aggregates announced from the RIPE address blocks:    160344
RIPE Region origin ASes present in the Internet Routing Table:    28436
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12093
RIPE Region transit ASes present in the Internet Routing Table:    3900
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11372
Number of RIPE addresses announced to Internet:               716394752
    Equivalent to 42 /8s, 179 /16s and 81 /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:                  118795
    Total LACNIC prefixes after maximum aggregation:              28573
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117739
    Unique aggregates announced from the LACNIC address blocks:   49223
LACNIC Region origin ASes present in the Internet Routing Table:  11055
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2700
LACNIC Region transit ASes present in the Internet Routing Table:  2334
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8876
Number of LACNIC addresses announced to Internet:             178457088
    Equivalent to 10 /8s, 163 /16s and 10 /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:                  30041
    Total AfriNIC prefixes after maximum aggregation:              5966
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39275
    Unique aggregates announced from the AfriNIC address blocks:  12704
AfriNIC Region origin ASes present in the Internet Routing Table:  1796
    AfriNIC Prefixes per ASN:                                     21.87
AfriNIC Region origin ASes announcing only one prefix:              628
AfriNIC Region transit ASes present in the Internet Routing Table:  340
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1141
Number of AfriNIC addresses announced to Internet:            107136256
    Equivalent to 6 /8s, 98 /16s and 197 /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        9492       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5711        785     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4209        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3311       1835      90  VNPT-AS-VN VNPT Corp, VN
  9498        3210        495     249  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2948       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2946       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2547        849     386  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        9171      11005    3264  AMAZON-02, US
 11492        4539        301     672  CABLEONE, US
  7155        4172        288     100  VIASAT-SP-BACKBONE, US
  6327        3545       1319      66  SHAW, CA
 22773        3530       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54958    2413  DNIC-AS-00749, US
   367        3051       3853    1425  DNIC-ASBLK-00306-00371, US
 16625        3000       1393    2289  AKAMAI-AS, US
396982        2701       3597     397  GOOGLE-CLOUD-PLATFORM, US
  7018        2512      23615    1574  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        7397       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4091       3398     152  AKAMAI-ASN1, NL
  8551        3449        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3080        275    1500  M247, RO
 12389        2954       2297     917  ROSTELECOM-AS, RU
 34984        2334        362     594  TELLCOM-AS, TR
 58224        1713        922     538  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1521       1852      15  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       11857       3380     599  UNINET, MX
 10620        3538        504     860  Telmex Colombia S.A., CO
 13999        2395        326     621  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1333       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1297        770     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1285        343     509  Axtel, S.A.B. de C.V., MX
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1054        168     425  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2501      51  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        1603        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1044         67      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         530         55      51  WANANCHI-, KE
 24757         479         73       5  EthioNet-AS, ET
 37342         461         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       11857       3380     599  UNINET, MX
  9808        9492       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9171      11005    3264  AMAZON-02, US
 12479        7397       1713     145  UNI2-AS, ES
  7545        5711        785     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4539        301     672  CABLEONE, US
 18403        4209        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4172        288     100  VIASAT-SP-BACKBONE, US
 20940        4091       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        9492         9452  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7397         7252  UNI2-AS, ES
 16509        9171         5907  AMAZON-02, US
  7545        5711         5014  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4209         4184  FPT-AS-AP FPT Telecom Company, VN
  7155        4172         4072  VIASAT-SP-BACKBONE, US
 20940        4091         3939  AKAMAI-ASN1, NL
 11492        4539         3867  CABLEONE, US
  7713        3594         3531  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      /10:38      /11:101     /12:299     
/13:580     /14:1190    /15:2086    /16:13472   /17:8286    /18:13827   
/19:25037   /20:43974   /21:51500   /22:110194  /23:99222   /24:561324  
/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        6483        7397  UNI2-AS, ES
  8151        5886       11857  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3452        4539  CABLEONE, US
  6327        3356        3545  SHAW, CA
  7155        3117        4172  VIASAT-SP-BACKBONE, US
  8551        2926        3449  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2583        3530  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2157        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2112        3538  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)
----------------------------------------------

   1:2202      2:1436      3:266       4:5         5:4364      6:137    
   7:6         8:1513      9:1        11:172      12:1499     13:372    
  14:2312     15:303      16:200      17:366      18:660      20:307    
  21:4        22:188      23:6462     24:2527     25:2        27:2600   
  29:19       31:2543     32:75       34:25       35:117      36:1992   
  37:4533     38:5425     39:865      40:143      41:3997     42:2032   
  43:2295     44:324      45:16689    46:4305     47:371      49:1827   
  50:1888     51:583      52:1596     54:393      55:948      56:5      
  57:129      58:1865     59:1160     60:1005     61:2534     62:2684   
  63:1910     64:5665     65:2346     66:5003     67:3037     68:1344   
  69:4133     70:1188     71:648      72:2947     74:2625     75:1566   
  76:636      77:2299     78:1827     79:3003     80:2097     81:1825   
  82:1533     83:1307     84:1577     85:3069     86:758      87:2017   
  88:1209     89:3935     90:625      91:7859     92:2063     93:2629   
  94:3553     95:4074     96:1301     97:316      98:1085     99:735    
 100:92      101:1294    102:2900    103:32313   104:4746    105:578    
 106:908     107:2721    108:1132    109:4249    110:2137    111:3141   
 112:2055    113:1748    114:1724    115:2032    116:1896    117:2463   
 118:2709    119:1982    120:1785    121:1180    122:2615    123:2196   
 124:1571    125:2584    128:1478    129:921     130:1057    131:1972   
 132:866     133:408     134:1782    135:303     136:911     137:1125   
 138:2672    139:1596    140:1298    141:1335    142:1524    143:1519   
 144:1009    145:348     146:1966    147:1617    148:2477    149:2333   
 150:884     151:1234    152:1846    153:590     154:5150    155:1390   
 156:2026    157:1358    158:1054    159:2200    160:2629    161:1603   
 162:3523    163:1625    164:1712    165:1858    166:1079    167:1739   
 168:3849    169:797     170:4619    171:927     172:3798    173:2980   
 174:980     175:1191    176:3795    177:4505    178:3560    179:2143   
 180:2523    181:3520    182:3374    183:1981    184:2277    185:20636  
 186:4720    187:4177    188:4158    189:3890    190:9305    191:1386   
 192:10973   193:8962    194:7296    195:5217    196:3119    197:2593   
 198:6016    199:6258    200:8023    201:6166    202:10492   203:10133  
 204:4552    205:3701    206:4389    207:3511    208:4128    209:4934   
 210:4450    211:2485    212:4270    213:3407    214:1103    215:70     
 216:6732    217:2774    218:1299    219:470     220:2035    221:987    
 222:758     223:2147   

End of report


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