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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Nov 19 21:13:22 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 19 Nov, 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:                              933548
    Prefixes after maximum aggregation (per Origin AS):          355135
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454391
    Number of IPv4 prefixes with a valid ROA:                    429553
    Number of IPv4 prefixes with an invalid ROA:                   2296
    Number of IPv4 prefixes with no ROA:                         501699
Total ASes present in the Internet Routing Table:                 75021
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           64468
Origin ASes announcing only one prefix:                           26462
Transit ASes present in the Internet Routing Table:               10553
Transit-only ASes present in the Internet Routing Table:            472
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:                                     251
    Max AS path prepend of ASN ( 28025)                             246
Prefixes from unregistered ASNs in the Routing Table:              1059
    Number of instances of unregistered ASNs:                      1061
Number of 32-bit ASNs allocated by the RIRs:                      43080
Number of 32-bit ASNs visible in the Routing Table:               35382
Prefixes from 32-bit ASNs in the Routing Table:                  177303
Number of bogon 32-bit ASNs visible in the Routing Table:            27
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            516
Number of addresses announced to Internet:                   3048814080
    Equivalent to 181 /8s, 185 /16s and 54 /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:               99.6
Total number of prefixes smaller than registry allocations:      310203

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

Prefixes being announced by APNIC Region ASes:                   246940
    Total APNIC prefixes after maximum aggregation:               70986
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          240300
    Unique aggregates announced from the APNIC address blocks:    99177
APNIC Region origin ASes present in the Internet Routing Table:   13735
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4115
APNIC Region transit ASes present in the Internet Routing Table:   1846
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:   9087
Number of APNIC addresses announced to Internet:              771355392
    Equivalent to 45 /8s, 249 /16s and 243 /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:                    273191
    Total ARIN prefixes after maximum aggregation:               124040
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277821
    Unique aggregates announced from the ARIN address blocks:    132120
ARIN Region origin ASes present in the Internet Routing Table:    19066
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1936
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1276191488
    Equivalent to 76 /8s, 17 /16s and 35 /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:                    262576
    Total RIPE prefixes after maximum aggregation:               124611
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257008
    Unique aggregates announced from the RIPE address blocks:    160506
RIPE Region origin ASes present in the Internet Routing Table:    28488
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12089
RIPE Region transit ASes present in the Internet Routing Table:    3899
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11439
Number of RIPE addresses announced to Internet:               714974208
    Equivalent to 42 /8s, 157 /16s and 164 /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:                  119658
    Total LACNIC prefixes after maximum aggregation:              28753
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118477
    Unique aggregates announced from the LACNIC address blocks:   49372
LACNIC Region origin ASes present in the Internet Routing Table:  11042
    LACNIC Prefixes per ASN:                                      10.73
LACNIC Region origin ASes announcing only one prefix:              2672
LACNIC Region transit ASes present in the Internet Routing Table:  2346
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        40
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8884
Number of LACNIC addresses announced to Internet:             178405632
    Equivalent to 10 /8s, 162 /16s and 65 /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:                  30124
    Total AfriNIC prefixes after maximum aggregation:              6019
    AfriNIC Deaggregation factor:                                  5.00
Prefixes being announced from the AfriNIC address blocks:         39425
    Unique aggregates announced from the AfriNIC address blocks:  12783
AfriNIC Region origin ASes present in the Internet Routing Table:  1806
    AfriNIC Prefixes per ASN:                                     21.83
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  343
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: 1148
Number of AfriNIC addresses announced to Internet:            107466752
    Equivalent to 6 /8s, 103 /16s and 208 /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        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5698        786     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4293        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3263        494     246  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3250       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2982       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2937       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2585        852     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2282      11269     603  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        9275      11133    3315  AMAZON-02, US
 11492        4556        302     675  CABLEONE, US
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
  6327        3554       1320      67  SHAW, CA
 22773        3516       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3059       1388    2295  AKAMAI-AS, US
   367        3021       3865    1421  DNIC-ASBLK-00306-00371, US
396982        2722       3631     374  GOOGLE-CLOUD-PLATFORM, US
  7018        2527      23620    1593  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        7462       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4026       3397     144  AKAMAI-ASN1, NL
  8551        3434        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3421        297    1587  M247, RO
 12389        2948       2295     914  ROSTELECOM-AS, RU
 34984        2322        361     589  TELLCOM-AS, TR
 58224        1650        910     583  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1528       1852      14  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       12054       3374     602  UNINET, MX
 10620        3527        499     871  Telmex Colombia S.A., CO
 13999        2445        335     646  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad
 28573        1332       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        778     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11664        1075        173     437  Techtel LMDS Comunicaciones Interactiva
 26615        1040       2502      52  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        1605        393      19  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         492         32       1  MOVITEL, MZ
 24757         480         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       12054       3374     602  UNINET, MX
  9808        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9275      11133    3315  AMAZON-02, US
 12479        7462       1713     145  UNI2-AS, ES
  7545        5698        786     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4556        302     675  CABLEONE, US
 18403        4293        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
 20940        4026       3397     144  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        9730         9689  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7462         7317  UNI2-AS, ES
 16509        9275         5960  AMAZON-02, US
  7545        5698         5003  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4293         4268  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4077  VIASAT-SP-BACKBONE, US
 20940        4026         3882  AKAMAI-ASN1, NL
 11492        4556         3881  CABLEONE, US
  7713        3597         3527  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             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      /11:99      /12:299     
/13:582     /14:1194    /15:2091    /16:13460   /17:8301    /18:13793   
/19:25006   /20:43908   /21:51483   /22:110445  /23:99625   /24:563193  
/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        6551        7462  UNI2-AS, ES
  8151        6077       12054  UNINET, MX
 11492        3469        4556  CABLEONE, US
  6327        3364        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4176  VIASAT-SP-BACKBONE, US
  8551        2911        3434  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2569        3516  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2136        2481  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2120        3527  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)
----------------------------------------------

   1:2224      2:1426      3:275       4:5         5:4391      6:162    
   7:6         8:1520      9:1        11:172      12:1493     13:366    
  14:2314     15:304      16:205      17:363      18:673      20:318    
  21:4        22:188      23:6491     24:2566     25:2        27:2600   
  29:19       31:2560     32:55       34:32       35:118      36:2018   
  37:4460     38:5619     39:877      40:149      41:3971     42:2077   
  43:2307     44:331      45:16720    46:4362     47:373      49:1864   
  50:1885     51:573      52:1591     54:392      55:885      56:5      
  57:130      58:1911     59:1161     60:1010     61:2583     62:2710   
  63:1897     64:5511     65:2234     66:5016     67:3060     68:1350   
  69:4130     70:1191     71:615      72:2926     74:2633     75:1563   
  76:628      77:2343     78:1827     79:3016     80:2104     81:1843   
  82:1528     83:1306     84:1614     85:2989     86:774      87:1956   
  88:1233     89:3920     90:627      91:7883     92:2145     93:2651   
  94:3558     95:4005     96:1298     97:315      98:1082     99:737    
 100:97      101:1391    102:2972    103:32450   104:4755    105:590    
 106:976     107:2780    108:1135    109:4207    110:2131    111:3127   
 112:2071    113:1663    114:1713    115:2060    116:1906    117:2491   
 118:2726    119:1948    120:1782    121:1223    122:2626    123:2209   
 124:1571    125:2652    128:1501    129:914     130:1064    131:1990   
 132:867     133:408     134:1704    135:298     136:923     137:1136   
 138:2720    139:1569    140:1331    141:1330    142:1534    143:1519   
 144:1006    145:342     146:1973    147:1637    148:2468    149:2340   
 150:1019    151:1254    152:1839    153:590     154:5354    155:1384   
 156:2102    157:1368    158:1058    159:2208    160:2612    161:1580   
 162:3568    163:1629    164:1659    165:1869    166:1079    167:1754   
 168:3839    169:789     170:4664    171:946     172:3765    173:2992   
 174:954     175:1199    176:3627    177:4543    178:3550    179:2177   
 180:2322    181:3590    182:3377    183:2010    184:2272    185:20636  
 186:4785    187:4258    188:4052    189:3956    190:9365    191:1491   
 192:11032   193:8977    194:7297    195:5193    196:3135    197:2468   
 198:6020    199:6499    200:8087    201:6231    202:10540   203:10189  
 204:4563    205:3688    206:4411    207:3501    208:4109    209:4925   
 210:4471    211:2515    212:4234    213:3414    214:1115    215:71     
 216:6709    217:2769    218:1321    219:475     220:2030    221:1007   
 222:780     223:2181   

End of report


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