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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 13 18:41:07 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Wed 13 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:                              944455
    Prefixes after maximum aggregation (per Origin AS):          352340
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452717
    Number of IPv4 prefixes with a valid ROA:                    431177
    Number of IPv4 prefixes with an invalid ROA:                   1522
    Number of IPv4 prefixes with no ROA:                         511756
Total ASes present in the Internet Routing Table:                 74777
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           64478
Origin ASes announcing only one prefix:                           25897
Transit ASes present in the Internet Routing Table:               10299
Transit-only ASes present in the Internet Routing Table:            453
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:              1082
    Number of instances of unregistered ASNs:                      1084
Number of 32-bit ASNs allocated by the RIRs:                      42599
Number of 32-bit ASNs visible in the Routing Table:               35067
Prefixes from 32-bit ASNs in the Routing Table:                  180029
Number of bogon 32-bit ASNs visible in the Routing Table:            34
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            591
Number of addresses announced to Internet:                   3055736320
    Equivalent to 182 /8s, 34 /16s and 214 /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:      318380

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

Prefixes being announced by APNIC Region ASes:                   243728
    Total APNIC prefixes after maximum aggregation:               70058
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237354
    Unique aggregates announced from the APNIC address blocks:    98482
APNIC Region origin ASes present in the Internet Routing Table:   13586
    APNIC Prefixes per ASN:                                       17.47
APNIC Region origin ASes announcing only one prefix:               4029
APNIC Region transit ASes present in the Internet Routing Table:   1799
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:   8943
Number of APNIC addresses announced to Internet:              772353792
    Equivalent to 46 /8s, 9 /16s and 47 /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:                    276513
    Total ARIN prefixes after maximum aggregation:               123708
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           279648
    Unique aggregates announced from the ARIN address blocks:    131631
ARIN Region origin ASes present in the Internet Routing Table:    19080
    ARIN Prefixes per ASN:                                        14.66
ARIN Region origin ASes announcing only one prefix:                6940
ARIN Region transit ASes present in the Internet Routing Table:    1885
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:    4819
Number of ARIN addresses announced to Internet:              1279754240
    Equivalent to 76 /8s, 71 /16s and 128 /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:                    264315
    Total RIPE prefixes after maximum aggregation:               123355
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           259958
    Unique aggregates announced from the RIPE address blocks:    160190
RIPE Region origin ASes present in the Internet Routing Table:    28418
    RIPE Prefixes per ASN:                                         9.15
RIPE Region origin ASes announcing only one prefix:               12020
RIPE Region transit ASes present in the Internet Routing Table:    3801
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:   11333
Number of RIPE addresses announced to Internet:               716893184
    Equivalent to 42 /8s, 186 /16s and 236 /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:                  126437
    Total LACNIC prefixes after maximum aggregation:              28502
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125280
    Unique aggregates announced from the LACNIC address blocks:   49251
LACNIC Region origin ASes present in the Internet Routing Table:  11033
    LACNIC Prefixes per ASN:                                      11.36
LACNIC Region origin ASes announcing only one prefix:              2323
LACNIC Region transit ASes present in the Internet Routing Table:  2320
Average LACNIC Region AS path length visible:                       8.6
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8840
Number of LACNIC addresses announced to Internet:             178547200
    Equivalent to 10 /8s, 164 /16s and 106 /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:                  32380
    Total AfriNIC prefixes after maximum aggregation:              5980
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         41624
    Unique aggregates announced from the AfriNIC address blocks:  12669
AfriNIC Region origin ASes present in the Internet Routing Table:  1793
    AfriNIC Prefixes per ASN:                                     23.21
AfriNIC Region origin ASes announcing only one prefix:              585
AfriNIC Region transit ASes present in the Internet Routing Table:  337
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: 1132
Number of AfriNIC addresses announced to Internet:            107732736
    Equivalent to 6 /8s, 107 /16s and 223 /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        9481       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5723        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4349        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3730       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3567       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        2509        849     387  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        9057      10991    3244  AMAZON-02, US
 11492        4519        300     676  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3843       6655     608  COGENT-174, US
 22773        3545       3054     304  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3536       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
   367        2985       3832    1405  DNIC-ASBLK-00306-00371, US
 16625        2968       1424    2256  AKAMAI-AS, US
396982        2696       3596     390  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        7364       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4046       3398     151  AKAMAI-ASN1, NL
  8551        3451        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2907       2298     916  ROSTELECOM-AS, RU
  9009        2727        254    1391  M247, RO
 34984        2328        362     597  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1497        100    1166  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       11804       3368     601  UNINET, MX
 10620        3540        506     850  Telmex Colombia S.A., CO
 13999        2408        343     625  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        1123        182     425  Techtel LMDS Comunicaciones Interactiva
  6147        1112        370      22  Telefonica del Peru S.A.A., PE
 28202        1098         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        1517        533      27  RAYA-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         913        520      36  Vodafone-, EG
 37457         811        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         535         54      46  WANANCHI-, KE
 36914         521         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       11804       3368     601  UNINET, MX
  9808        9481       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9057      10991    3244  AMAZON-02, US
 12479        7364       1713     145  UNI2-AS, ES
  7545        5723        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4519        300     676  CABLEONE, US
 18403        4349        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4046       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        9481         9440  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7364         7219  UNI2-AS, ES
 16509        9057         5813  AMAZON-02, US
  7545        5723         5035  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4349         4324  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4046         3895  AKAMAI-ASN1, NL
 11492        4519         3843  CABLEONE, US
  7552        3730         3710  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
23.178.240.0/24      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/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      /11:102     /12:297     
/13:576     /14:1206    /15:2128    /16:13590   /17:8330    /18:14044   
/19:25218   /20:44232   /21:52220   /22:111364  /23:102746  /24:568334  
/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        6451        7364  UNI2-AS, ES
  8151        5828       11804  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3431        4519  CABLEONE, US
  6327        3346        3536  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2924        3451  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2593        3545  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2151        2492  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2103        3540  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)
----------------------------------------------

   1:2220      2:1424      3:259       4:5         5:4613      6:136    
   7:6         8:1531      9:1        11:172      12:1518     13:373    
  14:2315     15:304      16:197      17:370      18:639      20:290    
  21:4        22:188      23:6378     24:2897     25:6        27:2638   
  29:19       31:2554     32:84       34:26       35:116      36:1993   
  37:4548     38:6314     39:872      40:146      41:4515     42:2101   
  43:2317     44:321      45:17242    46:4327     47:374      49:1826   
  50:1909     51:597      52:1599     54:395      55:937      56:8      
  57:131      58:1874     59:1119     60:1001     61:2596     62:2776   
  63:1923     64:5806     65:2355     66:5025     67:3064     68:1352   
  69:4179     70:1358     71:667      72:3022     74:2627     75:1595   
  76:618      77:2420     78:1848     79:2990     80:2135     81:1868   
  82:1478     83:1305     84:1541     85:3091     86:765      87:2094   
  88:1219     89:3888     90:623      91:7932     92:2064     93:2630   
  94:3556     95:4022     96:1292     97:321      98:1101     99:735    
 100:90      101:1316    102:3218    103:32158   104:4623    105:714    
 106:891     107:2675    108:1135    109:4250    110:2127    111:3139   
 112:2070    113:1764    114:1675    115:2067    116:1912    117:2518   
 118:2706    119:1984    120:1776    121:1134    122:2614    123:2174   
 124:1575    125:2511    128:1488    129:995     130:1074    131:2051   
 132:871     133:408     134:1793    135:348     136:916     137:985    
 138:2812    139:1562    140:1176    141:1295    142:1517    143:1552   
 144:1007    145:346     146:1972    147:1598    148:2462    149:2324   
 150:890     151:1231    152:1992    153:593     154:5401    155:1386   
 156:1955    157:1334    158:1085    159:2248    160:2659    161:1591   
 162:3546    163:1615    164:1745    165:1895    166:1065    167:1739   
 168:3909    169:918     170:4877    171:914     172:3712    173:2971   
 174:985     175:1206    176:3824    177:5302    178:3534    179:2400   
 180:2471    181:3571    182:3328    183:1980    184:2280    185:20773  
 186:4955    187:4533    188:4278    189:4112    190:9297    191:1826   
 192:10959   193:9002    194:7380    195:5292    196:3300    197:2801   
 198:5977    199:6122    200:8073    201:6132    202:10414   203:10143  
 204:4577    205:3680    206:4393    207:3478    208:4179    209:4946   
 210:4285    211:2452    212:4291    213:3446    214:1092    215:58     
 216:6777    217:2880    218:1281    219:410     220:1795    221:984    
 222:665     223:2146   

End of report


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