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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 10 21:13:13 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 10 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:                              927059
    Prefixes after maximum aggregation (per Origin AS):          352034
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453045
    Number of IPv4 prefixes with a valid ROA:                    418912
    Number of IPv4 prefixes with an invalid ROA:                   2315
    Number of IPv4 prefixes with no ROA:                         505832
Total ASes present in the Internet Routing Table:                 74769
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64283
Origin ASes announcing only one prefix:                           26308
Transit ASes present in the Internet Routing Table:               10486
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:             72
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:              1079
    Number of instances of unregistered ASNs:                      1097
Number of 32-bit ASNs allocated by the RIRs:                      42590
Number of 32-bit ASNs visible in the Routing Table:               35054
Prefixes from 32-bit ASNs in the Routing Table:                  175053
Number of bogon 32-bit ASNs visible in the Routing Table:           111
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            600
Number of addresses announced to Internet:                   3055172096
    Equivalent to 182 /8s, 26 /16s and 58 /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:      308537

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

Prefixes being announced by APNIC Region ASes:                   244714
    Total APNIC prefixes after maximum aggregation:               70027
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238433
    Unique aggregates announced from the APNIC address blocks:    98793
APNIC Region origin ASes present in the Internet Routing Table:   13602
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4028
APNIC Region transit ASes present in the Internet Routing Table:   1810
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8945
Number of APNIC addresses announced to Internet:              772478976
    Equivalent to 46 /8s, 11 /16s and 24 /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:                    272086
    Total ARIN prefixes after maximum aggregation:               123747
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274912
    Unique aggregates announced from the ARIN address blocks:    131598
ARIN Region origin ASes present in the Internet Routing Table:    19080
    ARIN Prefixes per ASN:                                        14.41
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    1940
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:    4821
Number of ARIN addresses announced to Internet:              1279190016
    Equivalent to 76 /8s, 62 /16s and 228 /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:                    260620
    Total RIPE prefixes after maximum aggregation:               123076
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256736
    Unique aggregates announced from the RIPE address blocks:    160061
RIPE Region origin ASes present in the Internet Routing Table:    28396
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    3896
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:   11314
Number of RIPE addresses announced to Internet:               716716032
    Equivalent to 42 /8s, 184 /16s and 56 /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:                  118597
    Total LACNIC prefixes after maximum aggregation:              28489
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117606
    Unique aggregates announced from the LACNIC address blocks:   49245
LACNIC Region origin ASes present in the Internet Routing Table:  11027
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2686
LACNIC Region transit ASes present in the Internet Routing Table:  2320
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:  8841
Number of LACNIC addresses announced to Internet:             178518016
    Equivalent to 10 /8s, 163 /16s and 248 /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:                  29963
    Total AfriNIC prefixes after maximum aggregation:              5957
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         38771
    Unique aggregates announced from the AfriNIC address blocks:  12845
AfriNIC Region origin ASes present in the Internet Routing Table:  1792
    AfriNIC Prefixes per ASN:                                     21.64
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1133
Number of AfriNIC addresses announced to Internet:            107809280
    Equivalent to 6 /8s, 109 /16s and 10 /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        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5725        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3316       1835      92  VNPT-AS-VN VNPT Corp, VN
  9498        3149        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2931       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2498        848     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        9070      10990    3268  AMAZON-02, US
 11492        4512        299     673  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3557       3072     310  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3535       1319      66  SHAW, CA
   749        3152      54959    2404  DNIC-AS-00749, US
 16625        3002       1438    2272  AKAMAI-AS, US
   367        2962       3827    1391  DNIC-ASBLK-00306-00371, US
396982        2690       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2489        356     397  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7362       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4075       3398     152  AKAMAI-ASN1, NL
  8551        3456        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2969       2298     917  ROSTELECOM-AS, RU
  9009        2726        254    1387  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1750        929     514  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1488         99    1155  ASDETUK www.heficed.com, US

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11771       3367     596  UNINET, MX
 10620        3538        506     849  Telmex Colombia S.A., CO
 13999        2406        343     626  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1324       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1294        764     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1127        183     427  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1024       2501      49  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1593        393      19  LINKdotNET-AS, EG
 24835        1501        533      27  RAYA-AS, EG
 36992        1357       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         904        520      36  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         535         55      50  WANANCHI-, KE
 37342         484         32       1  MOVITEL, MZ
 24757         459         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       11771       3367     596  UNINET, MX
  9808        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9070      10990    3268  AMAZON-02, US
 12479        7362       1713     145  UNI2-AS, ES
  7545        5725        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4512        299     673  CABLEONE, US
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4075       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        9489         9448  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7362         7217  UNI2-AS, ES
 16509        9070         5802  AMAZON-02, US
  7545        5725         5037  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4353         4328  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4075         3923  AKAMAI-ASN1, NL
 11492        4512         3839  CABLEONE, US
  7713        3597         3534  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
23.178.240.0/24      Origin:    399517  RESERVED, ZZ
23.178.240.0/24     Transit:     32425  SKB3-ARIN-BGP, 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      /11:102     /12:297     
/13:578     /14:1195    /15:2099    /16:13513   /17:8253    /18:13824   
/19:24999   /20:43947   /21:51133   /22:109935  /23:99186   /24:557928  
/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        6448        7362  UNI2-AS, ES
  8151        5804       11771  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3424        4512  CABLEONE, US
  6327        3346        3535  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2929        3456  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2604        3557  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2489  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2101        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)
----------------------------------------------

   1:2220      2:1404      3:257       4:5         5:4558      6:136    
   7:6         8:1520      9:1        11:172      12:1509     13:375    
  14:2314     15:304      16:196      17:369      18:638      20:283    
  21:4        22:188      23:6387     24:2494     25:6        27:2580   
  29:19       31:2521     32:77       34:25       35:116      36:1986   
  37:4535     38:5187     39:870      40:146      41:4017     42:2100   
  43:2281     44:319      45:16526    46:4295     47:378      49:1799   
  50:1875     51:597      52:1598     54:395      55:965      56:8      
  57:124      58:1877     59:1165     60:1001     61:2528     62:2682   
  63:1912     64:5655     65:2335     66:4915     67:3029     68:1341   
  69:4136     70:1194     71:667      72:2960     74:2598     75:1564   
  76:622      77:2332     78:1837     79:2992     80:2112     81:1836   
  82:1476     83:1287     84:1548     85:3009     86:765      87:1998   
  88:1170     89:3855     90:618      91:7821     92:2062     93:2625   
  94:3512     95:4011     96:1298     97:321      98:1083     99:735    
 100:91      101:1316    102:2902    103:32150   104:4607    105:560    
 106:886     107:2679    108:1130    109:4227    110:2129    111:3132   
 112:2064    113:1750    114:1687    115:2038    116:1899    117:2434   
 118:2706    119:1998    120:1779    121:1141    122:2604    123:2172   
 124:1572    125:2532    128:1489    129:923     130:1048    131:1968   
 132:859     133:408     134:1794    135:306     136:913     137:1122   
 138:2650    139:1565    140:1164    141:1280    142:1511    143:1498   
 144:996     145:346     146:1950    147:1612    148:2461    149:2262   
 150:878     151:1233    152:1871    153:589     154:4886    155:1382   
 156:1949    157:1339    158:1085    159:2247    160:2598    161:1593   
 162:3540    163:1601    164:1706    165:1857    166:1068    167:1727   
 168:3735    169:905     170:4641    171:862     172:3709    173:2955   
 174:978     175:1192    176:3769    177:4437    178:3548    179:2121   
 180:2528    181:3518    182:3315    183:1991    184:2280    185:20546  
 186:4716    187:4174    188:4160    189:3805    190:9222    191:1444   
 192:10964   193:8957    194:7262    195:5200    196:3112    197:2463   
 198:5997    199:6118    200:7959    201:6026    202:10485   203:10148  
 204:4553    205:3698    206:4360    207:3482    208:4156    209:4935   
 210:4434    211:2475    212:4225    213:3426    214:1091    215:58     
 216:6697    217:2782    218:1296    219:467     220:2033    221:981    
 222:766     223:2143   

End of report


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