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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 18 18:41:04 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Mon 18 Sep, 2023

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              944825
    Prefixes after maximum aggregation (per Origin AS):          352483
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452718
    Number of IPv4 prefixes with a valid ROA:                    431871
    Number of IPv4 prefixes with an invalid ROA:                   1522
    Number of IPv4 prefixes with no ROA:                         511432
Total ASes present in the Internet Routing Table:                 74802
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           64510
Origin ASes announcing only one prefix:                           25921
Transit ASes present in the Internet Routing Table:               10292
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:            104
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                     131
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1068
    Number of instances of unregistered ASNs:                      1070
Number of 32-bit ASNs allocated by the RIRs:                      42637
Number of 32-bit ASNs visible in the Routing Table:               35085
Prefixes from 32-bit ASNs in the Routing Table:                  180340
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            580
Number of addresses announced to Internet:                   3054714368
    Equivalent to 182 /8s, 19 /16s and 62 /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:      318575

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

Prefixes being announced by APNIC Region ASes:                   243606
    Total APNIC prefixes after maximum aggregation:               70102
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237202
    Unique aggregates announced from the APNIC address blocks:    98543
APNIC Region origin ASes present in the Internet Routing Table:   13595
    APNIC Prefixes per ASN:                                       17.45
APNIC Region origin ASes announcing only one prefix:               4041
APNIC Region transit ASes present in the Internet Routing Table:   1803
Average APNIC Region AS path length visible:                        7.9
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8959
Number of APNIC addresses announced to Internet:              772282880
    Equivalent to 46 /8s, 8 /16s and 26 /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:                    276729
    Total ARIN prefixes after maximum aggregation:               123746
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           279895
    Unique aggregates announced from the ARIN address blocks:    131574
ARIN Region origin ASes present in the Internet Routing Table:    19086
    ARIN Prefixes per ASN:                                        14.66
ARIN Region origin ASes announcing only one prefix:                6941
ARIN Region transit ASes present in the Internet Routing Table:    1873
Average ARIN Region AS path length visible:                         7.6
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4820
Number of ARIN addresses announced to Internet:              1278853376
    Equivalent to 76 /8s, 57 /16s and 193 /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:                    264474
    Total RIPE prefixes after maximum aggregation:               123425
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           260073
    Unique aggregates announced from the RIPE address blocks:    160209
RIPE Region origin ASes present in the Internet Routing Table:    28428
    RIPE Prefixes per ASN:                                         9.15
RIPE Region origin ASes announcing only one prefix:               12031
RIPE Region transit ASes present in the Internet Routing Table:    3797
Average RIPE Region AS path length visible:                         7.7
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11332
Number of RIPE addresses announced to Internet:               716955392
    Equivalent to 42 /8s, 187 /16s and 223 /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:                  126548
    Total LACNIC prefixes after maximum aggregation:              28524
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125406
    Unique aggregates announced from the LACNIC address blocks:   49244
LACNIC Region origin ASes present in the Internet Routing Table:  11036
    LACNIC Prefixes per ASN:                                      11.36
LACNIC Region origin ASes announcing only one prefix:              2325
LACNIC Region transit ASes present in the Internet Routing Table:  2315
Average LACNIC Region AS path length visible:                       8.5
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8847
Number of LACNIC addresses announced to Internet:             178440960
    Equivalent to 10 /8s, 162 /16s and 203 /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:                  32400
    Total AfriNIC prefixes after maximum aggregation:              5959
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         41669
    Unique aggregates announced from the AfriNIC address blocks:  12661
AfriNIC Region origin ASes present in the Internet Routing Table:  1787
    AfriNIC Prefixes per ASN:                                     23.32
AfriNIC Region origin ASes announcing only one prefix:              583
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                      131
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1127
Number of AfriNIC addresses announced to Internet:            107733248
    Equivalent to 6 /8s, 107 /16s and 225 /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        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5728        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4280        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3715       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3538       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3406       1824      97  VNPT-AS-VN VNPT Corp, VN
  9498        3153        498     253  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2514        849     389  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2151        442     200  TATACOMM-AS TATA Communications formerl

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9058      10991    3239  AMAZON-02, US
 11492        4522        300     679  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3849       6655     609  COGENT-174, US
 22773        3544       3056     305  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3540       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
 16625        2979       1424    2263  AKAMAI-AS, US
   367        2969       3825    1402  DNIC-ASBLK-00306-00371, US
396982        2698       3597     392  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7396       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4040       3398     151  AKAMAI-ASN1, NL
  8551        3451        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2908       2298     917  ROSTELECOM-AS, RU
  9009        2735        255    1398  M247, RO
 34984        2327        362     596  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1483         99    1154  ASDETUK www.heficed.com, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11823       3368     600  UNINET, MX
 10620        3542        506     851  Telmex Colombia S.A., CO
 13999        2385        332     627  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        1301        344     509  Axtel, S.A.B. de C.V., MX
  3816        1294        764     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1122        181     424  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 28202        1090         52       9  Rede Brasileira de Comunicacao SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1612        393      19  LINKdotNET-AS, EG
 24835        1532        549      28  RAYA-AS, EG
 36992        1359       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         920        520      35  Vodafone-, EG
 37457         811        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         535         54      46  WANANCHI-, KE
 36914         520         82       3  KENET-AS, KE

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11823       3368     600  UNINET, MX
  9808        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9058      10991    3239  AMAZON-02, US
 12479        7396       1713     145  UNI2-AS, ES
  7545        5728        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     679  CABLEONE, US
 18403        4280        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4040       3398     151  AKAMAI-ASN1, NL

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9482         9441  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7396         7251  UNI2-AS, ES
 16509        9058         5819  AMAZON-02, US
  7545        5728         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4280         4255  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4040         3889  AKAMAI-ASN1, NL
 11492        4522         3843  CABLEONE, US
  7552        3715         3695  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:38      /11:101     /12:297     
/13:576     /14:1206    /15:2126    /16:13565   /17:8333    /18:14049   
/19:25232   /20:44202   /21:52211   /22:111375  /23:102718  /24:568766  
/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        6482        7396  UNI2-AS, ES
  8151        5850       11823  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4522  CABLEONE, US
  6327        3350        3540  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2924        3451  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2591        3544  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2491  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2105        3542  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2208      2:1419      3:263       4:5         5:4600      6:135    
   7:6         8:1527      9:1        11:172      12:1517     13:362    
  14:2316     15:303      16:196      17:369      18:643      20:293    
  21:4        22:188      23:6352     24:2899     25:2        27:2651   
  29:19       31:2555     32:81       34:26       35:114      36:1981   
  37:4542     38:6318     39:872      40:146      41:4522     42:2080   
  43:2313     44:322      45:17250    46:4336     47:373      49:1827   
  50:1905     51:597      52:1597     54:396      55:954      56:5      
  57:131      58:1873     59:1118     60:1003     61:2599     62:2785   
  63:1924     64:5803     65:2371     66:5026     67:3059     68:1351   
  69:4160     70:1357     71:672      72:3018     74:2632     75:1595   
  76:619      77:2418     78:1838     79:2987     80:2133     81:1864   
  82:1472     83:1310     84:1542     85:3092     86:762      87:2103   
  88:1222     89:3906     90:623      91:7932     92:2062     93:2630   
  94:3558     95:4045     96:1295     97:316      98:1100     99:736    
 100:90      101:1317    102:3242    103:32119   104:4631    105:714    
 106:891     107:2682    108:1136    109:4257    110:2127    111:3144   
 112:2061    113:1756    114:1680    115:2067    116:1909    117:2519   
 118:2694    119:1971    120:1777    121:1135    122:2616    123:2169   
 124:1571    125:2512    128:1480    129:996     130:1074    131:2052   
 132:877     133:408     134:1793    135:349     136:977     137:985    
 138:2807    139:1568    140:1186    141:1321    142:1518    143:1574   
 144:1006    145:350     146:1965    147:1580    148:2481    149:2319   
 150:887     151:1231    152:1994    153:594     154:5443    155:1394   
 156:1954    157:1337    158:1084    159:2249    160:2669    161:1590   
 162:3548    163:1626    164:1744    165:1900    166:1074    167:1744   
 168:3909    169:915     170:4887    171:911     172:3739    173:2987   
 174:986     175:1204    176:3820    177:5322    178:3545    179:2433   
 180:2471    181:3560    182:3327    183:1976    184:2286    185:20774  
 186:4962    187:4567    188:4268    189:4144    190:9300    191:1835   
 192:10957   193:8989    194:7376    195:5295    196:3292    197:2801   
 198:5975    199:6145    200:8130    201:6141    202:10404   203:10143  
 204:4582    205:3693    206:4401    207:3482    208:4159    209:4944   
 210:4300    211:2453    212:4298    213:3447    214:1120    215:58     
 216:6772    217:2878    218:1284    219:410     220:1795    221:984    
 222:665     223:2146   

End of report


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