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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 20 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 20 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:                              928075
    Prefixes after maximum aggregation (per Origin AS):          352516
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453467
    Number of IPv4 prefixes with a valid ROA:                    420670
    Number of IPv4 prefixes with an invalid ROA:                   2333
    Number of IPv4 prefixes with no ROA:                         505072
Total ASes present in the Internet Routing Table:                 74797
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64298
Origin ASes announcing only one prefix:                           26337
Transit ASes present in the Internet Routing Table:               10499
Transit-only ASes present in the Internet Routing Table:            458
Paths with bogon ASNs present in the IPv4 Routing Table:             98
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:              1062
    Number of instances of unregistered ASNs:                      1169
Number of 32-bit ASNs allocated by the RIRs:                      42645
Number of 32-bit ASNs visible in the Routing Table:               35099
Prefixes from 32-bit ASNs in the Routing Table:                  175365
Number of bogon 32-bit ASNs visible in the Routing Table:           334
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            553
Number of addresses announced to Internet:                   3054155776
    Equivalent to 182 /8s, 10 /16s and 184 /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:      308509

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

Prefixes being announced by APNIC Region ASes:                   244832
    Total APNIC prefixes after maximum aggregation:               70226
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238486
    Unique aggregates announced from the APNIC address blocks:    98896
APNIC Region origin ASes present in the Internet Routing Table:   13616
    APNIC Prefixes per ASN:                                       17.52
APNIC Region origin ASes announcing only one prefix:               4040
APNIC Region transit ASes present in the Internet Routing Table:   1828
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:   8969
Number of APNIC addresses announced to Internet:              772468992
    Equivalent to 46 /8s, 10 /16s and 241 /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:                    272584
    Total ARIN prefixes after maximum aggregation:               123836
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275657
    Unique aggregates announced from the ARIN address blocks:    131724
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        14.45
ARIN Region origin ASes announcing only one prefix:                6934
ARIN Region transit ASes present in the Internet Routing Table:    1922
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:    4820
Number of ARIN addresses announced to Internet:              1278298112
    Equivalent to 76 /8s, 49 /16s and 72 /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:                    261187
    Total RIPE prefixes after maximum aggregation:               123280
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256879
    Unique aggregates announced from the RIPE address blocks:    160213
RIPE Region origin ASes present in the Internet Routing Table:    28400
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3901
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:   11328
Number of RIPE addresses announced to Internet:               716792064
    Equivalent to 42 /8s, 185 /16s and 97 /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:                  118528
    Total LACNIC prefixes after maximum aggregation:              28489
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117474
    Unique aggregates announced from the LACNIC address blocks:   49295
LACNIC Region origin ASes present in the Internet Routing Table:  11038
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2693
LACNIC Region transit ASes present in the Internet Routing Table:  2316
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8850
Number of LACNIC addresses announced to Internet:             178423808
    Equivalent to 10 /8s, 162 /16s and 136 /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:                  29882
    Total AfriNIC prefixes after maximum aggregation:              5962
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39025
    Unique aggregates announced from the AfriNIC address blocks:  12879
AfriNIC Region origin ASes present in the Internet Routing Table:  1791
    AfriNIC Prefixes per ASN:                                     21.79
AfriNIC Region origin ASes announcing only one prefix:              624
AfriNIC Region transit ASes present in the Internet Routing Table:  334
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: 1132
Number of AfriNIC addresses announced to Internet:            107733760
    Equivalent to 6 /8s, 107 /16s and 227 /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        5726        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4281        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3593       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3307       1819      91  VNPT-AS-VN VNPT Corp, VN
  9498        3152        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2929       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2514        849     389  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        9073      10992    3275  AMAZON-02, US
 11492        4529        300     669  CABLEONE, US
  7155        4181        289     102  VIASAT-SP-BACKBONE, US
 22773        3545       3071     300  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3541       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
 16625        3019       1441    2292  AKAMAI-AS, US
   367        2974       3828    1407  DNIC-ASBLK-00306-00371, US
396982        2698       3597     392  GOOGLE-CLOUD-PLATFORM, US
  7018        2506      23674    1563  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        7400       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4057       3398     152  AKAMAI-ASN1, NL
  8551        3450        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2970       2298     918  ROSTELECOM-AS, RU
  9009        2730        254    1392  M247, RO
 34984        2334        362     592  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1480       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       11830       3367     595  UNINET, MX
 10620        3542        506     851  Telmex Colombia S.A., CO
 13999        2401        334     623  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1325       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1295        764     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1120        182     428  Techtel LMDS Comunicaciones Interactiva
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 26615        1035       2501      49  TIM SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1601        393      19  LINKdotNET-AS, EG
 24835        1546        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         936        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         521         55      49  WANANCHI-, KE
 37342         489         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       11830       3367     595  UNINET, MX
  9808        9487       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9073      10992    3275  AMAZON-02, US
 12479        7400       1713     145  UNI2-AS, ES
  7545        5726        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4529        300     669  CABLEONE, US
 18403        4281        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4181        289     102  VIASAT-SP-BACKBONE, US
 20940        4057       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        7400         7255  UNI2-AS, ES
 16509        9073         5798  AMAZON-02, US
  7545        5726         5036  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4281         4256  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4079  VIASAT-SP-BACKBONE, US
 20940        4057         3905  AKAMAI-ASN1, NL
 11492        4529         3860  CABLEONE, US
  7713        3593         3530  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
23.162.24.0/24       Origin:      7018  ATT-INTERNET4, US
23.162.24.0/24      Transit:      2914  NTT-LTD-2914, 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

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   /17:8258    /18:13822   
/19:25017   /20:43882   /21:51099   /22:109999  /23:99086   /24:559086  
/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        6486        7400  UNI2-AS, ES
  8151        5867       11830  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3441        4529  CABLEONE, US
  6327        3352        3541  SHAW, CA
  7155        3126        4181  VIASAT-SP-BACKBONE, US
  8551        2923        3450  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2594        3545  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2152        2494  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2105        3542  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)
----------------------------------------------

   1:2206      2:1413      3:264       4:5         5:4500      6:135    
   7:6         8:1516      9:1        11:172      12:1512     13:364    
  14:2321     15:303      16:197      17:368      18:645      20:286    
  21:4        22:188      23:6410     24:2501     25:2        27:2601   
  29:19       31:2524     32:74       34:26       35:117      36:1992   
  37:4524     38:5343     39:870      40:146      41:3996     42:2067   
  43:2289     44:321      45:16604    46:4300     47:370      49:1820   
  50:1889     51:597      52:1596     54:394      55:962      56:5      
  57:124      58:1878     59:1164     60:1001     61:2530     62:2687   
  63:1915     64:5679     65:2346     66:4948     67:3032     68:1341   
  69:4144     70:1192     71:672      72:2943     74:2604     75:1561   
  76:623      77:2299     78:1826     79:2983     80:2105     81:1803   
  82:1505     83:1290     84:1543     85:3057     86:765      87:2008   
  88:1166     89:3878     90:621      91:7810     92:2064     93:2617   
  94:3517     95:4017     96:1299     97:314      98:1082     99:735    
 100:91      101:1320    102:2875    103:32140   104:4637    105:575    
 106:893     107:2685    108:1124    109:4224    110:2129    111:3136   
 112:2059    113:1745    114:1697    115:2041    116:1880    117:2455   
 118:2700    119:1981    120:1780    121:1164    122:2604    123:2172   
 124:1566    125:2528    128:1492    129:925     130:1049    131:1980   
 132:867     133:408     134:1792    135:306     136:975     137:1125   
 138:2645    139:1587    140:1179    141:1313    142:1511    143:1552   
 144:1008    145:349     146:1954    147:1596    148:2482    149:2257   
 150:881     151:1230    152:1869    153:590     154:5155    155:1388   
 156:1953    157:1359    158:1085    159:2249    160:2606    161:1594   
 162:3545    163:1614    164:1700    165:1864    166:1075    167:1744   
 168:3752    169:889     170:4655    171:893     172:3752    173:2962   
 174:980     175:1196    176:3773    177:4443    178:3544    179:2136   
 180:2549    181:3518    182:3316    183:1982    184:2284    185:20591  
 186:4675    187:4205    188:4159    189:3852    190:9218    191:1372   
 192:10980   193:8964    194:7289    195:5207    196:3107    197:2442   
 198:6000    199:6129    200:7921    201:6026    202:10479   203:10150  
 204:4561    205:3692    206:4384    207:3497    208:4163    209:4949   
 210:4439    211:2476    212:4255    213:3422    214:1113    215:57     
 216:6717    217:2778    218:1298    219:467     220:2032    221:985    
 222:761     223:2143   

End of report


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