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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 25 21:13:32 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 25 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:                              928267
    Prefixes after maximum aggregation (per Origin AS):          352848
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453224
    Number of IPv4 prefixes with a valid ROA:                    421340
    Number of IPv4 prefixes with an invalid ROA:                   2271
    Number of IPv4 prefixes with no ROA:                         504656
Total ASes present in the Internet Routing Table:                 74811
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64327
Origin ASes announcing only one prefix:                           26371
Transit ASes present in the Internet Routing Table:               10484
Transit-only ASes present in the Internet Routing Table:            454
Paths with bogon ASNs present in the IPv4 Routing Table:             76
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:              1037
    Number of instances of unregistered ASNs:                      1081
Number of 32-bit ASNs allocated by the RIRs:                      42690
Number of 32-bit ASNs visible in the Routing Table:               35116
Prefixes from 32-bit ASNs in the Routing Table:                  175349
Number of bogon 32-bit ASNs visible in the Routing Table:           155
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            541
Number of addresses announced to Internet:                   3053829632
    Equivalent to 182 /8s, 5 /16s and 190 /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:      308736

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

Prefixes being announced by APNIC Region ASes:                   244783
    Total APNIC prefixes after maximum aggregation:               70320
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          238484
    Unique aggregates announced from the APNIC address blocks:    98859
APNIC Region origin ASes present in the Internet Routing Table:   13625
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4057
APNIC Region transit ASes present in the Internet Routing Table:   1820
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8976
Number of APNIC addresses announced to Internet:              772496640
    Equivalent to 46 /8s, 11 /16s and 93 /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:                    272499
    Total ARIN prefixes after maximum aggregation:               123766
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275732
    Unique aggregates announced from the ARIN address blocks:    131683
ARIN Region origin ASes present in the Internet Routing Table:    19086
    ARIN Prefixes per ASN:                                        14.45
ARIN Region origin ASes announcing only one prefix:                6941
ARIN Region transit ASes present in the Internet Routing Table:    1919
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:              1278019584
    Equivalent to 76 /8s, 45 /16s and 8 /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:                    261391
    Total RIPE prefixes after maximum aggregation:               123537
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256933
    Unique aggregates announced from the RIPE address blocks:    160020
RIPE Region origin ASes present in the Internet Routing Table:    28408
    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:    3898
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:   11330
Number of RIPE addresses announced to Internet:               716733952
    Equivalent to 42 /8s, 184 /16s and 126 /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:                  118672
    Total LACNIC prefixes after maximum aggregation:              28544
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117624
    Unique aggregates announced from the LACNIC address blocks:   49309
LACNIC Region origin ASes present in the Internet Routing Table:  11038
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2699
LACNIC Region transit ASes present in the Internet Routing Table:  2325
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:  8851
Number of LACNIC addresses announced to Internet:             178382336
    Equivalent to 10 /8s, 161 /16s and 230 /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:                  29885
    Total AfriNIC prefixes after maximum aggregation:              5964
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         38952
    Unique aggregates announced from the AfriNIC address blocks:  12905
AfriNIC Region origin ASes present in the Internet Routing Table:  1793
    AfriNIC Prefixes per ASN:                                     21.72
AfriNIC Region origin ASes announcing only one prefix:              631
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: 1136
Number of AfriNIC addresses announced to Internet:            107764480
    Equivalent to 6 /8s, 108 /16s and 91 /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        9487       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5725        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4265        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3592       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3312       1835      90  VNPT-AS-VN VNPT Corp, VN
  9498        3156        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2935       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2521        850     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      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        9074      10988    3283  AMAZON-02, US
 11492        4526        300     684  CABLEONE, US
  7155        4181        289     102  VIASAT-SP-BACKBONE, US
  6327        3545       1319      66  SHAW, CA
 22773        3541       3071     300  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        2993       3841    1432  DNIC-ASBLK-00306-00371, US
 16625        2972       1407    2264  AKAMAI-AS, US
396982        2697       3597     394  GOOGLE-CLOUD-PLATFORM, US
  7018        2497      23670    1559  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        7384       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4058       3398     152  AKAMAI-ASN1, NL
  8551        3457        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2970       2298     918  ROSTELECOM-AS, RU
  9009        2772        257    1421  M247, RO
 34984        2333        362     592  TELLCOM-AS, TR
 58224        1747        928     513  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       11849       3368     596  UNINET, MX
 10620        3543        506     852  Telmex Colombia S.A., CO
 13999        2407        334     621  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1327       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1309        344     511  Axtel, S.A.B. de C.V., MX
  3816        1296        764     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1112        369      22  Telefonica del Peru S.A.A., PE
 11664        1109        179     429  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        1606        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         550       1861      34  IAM-AS, MA
 15399         517         55      49  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ
 24757         439         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       11849       3368     596  UNINET, MX
  9808        9487       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9074      10988    3283  AMAZON-02, US
 12479        7384       1713     145  UNI2-AS, ES
  7545        5725        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     684  CABLEONE, US
 18403        4265        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4181        289     102  VIASAT-SP-BACKBONE, US
 20940        4058       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        9487         9446  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7384         7239  UNI2-AS, ES
 16509        9074         5791  AMAZON-02, US
  7545        5725         5035  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4265         4240  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4079  VIASAT-SP-BACKBONE, US
 20940        4058         3906  AKAMAI-ASN1, NL
 11492        4526         3842  CABLEONE, US
  7713        3592         3529  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    /15:2096    /16:13489   /17:8265    /18:13826   
/19:25000   /20:43832   /21:51085   /22:110022  /23:99090   /24:559321  
/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        6471        7384  UNI2-AS, ES
  8151        5877       11849  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3440        4526  CABLEONE, US
  6327        3356        3545  SHAW, CA
  7155        3126        4181  VIASAT-SP-BACKBONE, US
  8551        2925        3457  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2590        3541  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2151        2493  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2107        3543  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         5:4496      6:135    
   7:6         8:1512      9:1        11:172      12:1512     13:372    
  14:2325     15:303      16:198      17:368      18:651      20:286    
  21:4        22:188      23:6422     24:2503     25:2        27:2599   
  29:19       31:2533     32:74       34:25       35:117      36:1993   
  37:4519     38:5325     39:870      40:145      41:4025     42:2069   
  43:2290     44:322      45:16623    46:4293     47:370      49:1817   
  50:1884     51:598      52:1594     54:392      55:958      56:5      
  57:124      58:1873     59:1166     60:1001     61:2529     62:2681   
  63:1911     64:5638     65:2371     66:4951     67:3012     68:1338   
  69:4146     70:1195     71:672      72:2954     74:2610     75:1561   
  76:623      77:2299     78:1829     79:2989     80:2101     81:1819   
  82:1505     83:1294     84:1548     85:3075     86:769      87:2004   
  88:1166     89:3886     90:620      91:7815     92:2062     93:2627   
  94:3514     95:4021     96:1301     97:315      98:1081     99:731    
 100:91      101:1287    102:2874    103:32165   104:4731    105:576    
 106:887     107:2687    108:1130    109:4245    110:2128    111:3140   
 112:2060    113:1753    114:1719    115:2040    116:1881    117:2465   
 118:2703    119:1986    120:1780    121:1164    122:2613    123:2173   
 124:1562    125:2533    128:1494    129:923     130:1051    131:1978   
 132:868     133:408     134:1786    135:305     136:972     137:1122   
 138:2644    139:1575    140:1175    141:1314    142:1513    143:1544   
 144:1006    145:349     146:1958    147:1606    148:2483    149:2267   
 150:883     151:1230    152:1870    153:589     154:5072    155:1388   
 156:1960    157:1355    158:1057    159:2250    160:2613    161:1599   
 162:3544    163:1615    164:1701    165:1858    166:1068    167:1746   
 168:3760    169:886     170:4647    171:895     172:3760    173:2959   
 174:980     175:1190    176:3786    177:4433    178:3540    179:2146   
 180:2549    181:3513    182:3311    183:1983    184:2278    185:20588  
 186:4711    187:4186    188:4168    189:3867    190:9244    191:1358   
 192:10992   193:8968    194:7305    195:5204    196:3084    197:2432   
 198:5991    199:6137    200:7932    201:6045    202:10480   203:10165  
 204:4561    205:3700    206:4384    207:3499    208:4162    209:4945   
 210:4441    211:2476    212:4260    213:3426    214:1113    215:56     
 216:6718    217:2777    218:1298    219:468     220:2032    221:985    
 222:757     223:2143   

End of report


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