ResearchRouting table, RPKI, IRR & looking glass

AS18678 INTERNEXA S.A. E.S.P

AS18678 (AS18678) is registered to INTERNEXA S.A. E.S.P in CO, through LACNIC. It originates 458 prefixes in the global routing table.

331
IPv4 prefixes
127
IPv6 prefixes
135,424
IPv4 addresses
97%
RPKI valid
Registration

Who holds AS18678

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS18678
Handle
AS18678
Organization
INTERNEXA S.A. E.S.P
Country
CO
Registry
LACNIC
ASPA
None published
WHOIS recordLACNIC
% IP Client: 172.83.248.2
 
% Joint Whois - whois.lacnic.net
%  This server accepts single ASN, IPv4 or IPv6 queries

% LACNIC resource: whois.lacnic.net


% Copyright LACNIC lacnic.net
%  The data below is provided for information purposes
%  and to assist persons in obtaining information about or
%  related to AS and IP numbers registrations
%  By submitting a whois query, you agree to use this data
%  only for lawful purposes.
%  2026-10-12 01:12:44 (Z Z)

aut-num:     AS18678
owner:       INTERNEXA S.A. E.S.P
ownerid:     CO-IESA-LACNIC
responsible: Carlos Mario Zapata
address:     Calle 12 sur #18-168, 168, Bloque 5, Piso 2
address:     000000 - Medellin - An
country:     CO
phone:       +57  43171111 [73341]
owner-c:     HEJ
routing-c:   HEJ
abuse-c:     HEJ
created:     20000928
changed:     20180925

nic-hdl:     HEJ
person:      Administrador IP ITX
e-mail:      adminred@internexa.com
address:     Cl 12 sur # 18 - 168 bloque 5 Piso 2, 00, 00000
address:     00000 - Medellin - CO
country:     CO
phone:       +57  6043171111 [74066]
created:     20090515
changed:     20240117

% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.
Routing

What AS18678 announces

Prefixes originated by AS18678 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
331
IPv6 prefixes
127
IPv4 addresses
135,424 (529 /24s)
RPKI valid
447 97%
RPKI invalid
2
RPKI not found
9
ROAs naming AS18678
141
With an IRR route object
137 29%
Prefixes

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (331)
38.51.248.0/2238.51.248.0/2438.51.249.0/2438.51.250.0/2438.51.251.0/2445.162.76.0/22152.231.26.0/24170.238.236.0/22170.238.238.0/24170.238.239.0/24179.1.0.0/21179.1.0.0/24179.1.1.0/24179.1.4.0/24179.1.5.0/24179.1.6.0/24179.1.7.0/24179.1.8.0/21179.1.9.0/24179.1.10.0/24179.1.11.0/24179.1.12.0/24179.1.13.0/24179.1.14.0/24179.1.16.0/20179.1.16.0/24179.1.20.0/22179.1.20.0/24179.1.24.0/22179.1.24.0/24179.1.32.0/20179.1.33.0/24179.1.48.0/20179.1.48.0/24179.1.64.0/20179.1.64.0/24179.1.65.0/24179.1.66.0/24179.1.67.0/24179.1.68.0/24179.1.69.0/24179.1.70.0/24179.1.73.0/24179.1.74.0/24179.1.75.0/24179.1.76.0/24179.1.77.0/24179.1.78.0/24179.1.79.0/24179.1.80.0/20179.1.80.0/24179.1.81.0/24179.1.82.0/24179.1.83.0/24179.1.84.0/24179.1.85.0/24179.1.86.0/24179.1.87.0/24179.1.88.0/24179.1.89.0/24179.1.90.0/24179.1.91.0/24179.1.92.0/24179.1.93.0/24179.1.94.0/24179.1.95.0/24179.1.96.0/20179.1.96.0/24179.1.97.0/24179.1.98.0/24179.1.102.0/24179.1.103.0/24179.1.108.0/24179.1.109.0/24179.1.110.0/24179.1.111.0/24179.1.112.0/20179.1.113.0/24179.1.115.0/24179.1.116.0/24179.1.117.0/24179.1.119.0/24179.1.120.0/24179.1.121.0/24179.1.122.0/24179.1.123.0/24179.1.124.0/24179.1.125.0/24179.1.126.0/24179.1.127.0/24179.1.128.0/20179.1.128.0/24179.1.129.0/24179.1.130.0/24179.1.131.0/24179.1.132.0/24179.1.133.0/24179.1.134.0/24179.1.135.0/24179.1.136.0/24179.1.139.0/24179.1.140.0/24179.1.141.0/24179.1.142.0/24179.1.144.0/21179.1.144.0/24179.1.145.0/24179.1.146.0/24179.1.147.0/24179.1.148.0/24179.1.149.0/24179.1.150.0/24179.1.151.0/24179.1.152.0/21179.1.155.0/24179.1.157.0/24179.1.158.0/24179.1.159.0/24179.1.176.0/20179.1.180.0/24
Show 211 more
179.1.192.0/18179.1.192.0/20179.1.192.0/24179.1.193.0/24179.1.194.0/24179.1.195.0/24179.1.196.0/24179.1.197.0/24179.1.198.0/24179.1.199.0/24179.1.200.0/24179.1.201.0/24179.1.202.0/24179.1.203.0/24179.1.204.0/24179.1.205.0/24179.1.206.0/24179.1.207.0/24179.1.208.0/20179.1.208.0/24179.1.209.0/24179.1.210.0/24179.1.211.0/24179.1.212.0/24179.1.213.0/24179.1.214.0/24179.1.216.0/24179.1.217.0/24179.1.218.0/24179.1.219.0/24179.1.220.0/24179.1.221.0/24179.1.222.0/24179.1.223.0/24179.1.224.0/20179.1.224.0/24179.1.225.0/24179.1.226.0/24179.1.227.0/24179.1.228.0/24179.1.229.0/24179.1.230.0/24179.1.231.0/24179.1.232.0/24179.1.235.0/24179.1.240.0/20179.1.240.0/24179.1.241.0/24179.1.249.0/24179.1.251.0/24190.90.0.0/21190.90.0.0/24190.90.2.0/24190.90.3.0/24190.90.4.0/24190.90.5.0/24190.90.6.0/24190.90.7.0/24190.90.8.0/21190.90.8.0/24190.90.9.0/24190.90.10.0/24190.90.13.0/24190.90.14.0/24190.90.15.0/24190.90.16.0/21190.90.16.0/24190.90.17.0/24190.90.18.0/24190.90.19.0/24190.90.20.0/24190.90.21.0/24190.90.22.0/24190.90.23.0/24190.90.24.0/21190.90.24.0/24190.90.27.0/24190.90.28.0/24190.90.31.0/24190.90.32.0/21190.90.33.0/24190.90.34.0/24190.90.36.0/24190.90.37.0/24190.90.38.0/24190.90.39.0/24190.90.52.0/22190.90.52.0/24190.90.55.0/24190.90.57.0/24190.90.58.0/24190.90.59.0/24190.90.60.0/22190.90.60.0/24190.90.64.0/24190.90.67.0/24190.90.68.0/24190.90.69.0/24190.90.70.0/24190.90.71.0/24190.90.72.0/24190.90.73.0/24190.90.74.0/24190.90.75.0/24190.90.76.0/24190.90.77.0/24190.90.78.0/24190.90.80.0/20190.90.81.0/24190.90.82.0/24190.90.83.0/24190.90.85.0/24190.90.86.0/24190.90.91.0/24190.90.95.0/24190.90.96.0/20190.90.98.0/24190.90.100.0/24190.90.101.0/24190.90.102.0/24190.90.112.0/21190.90.114.0/24190.90.115.0/24190.90.116.0/24190.90.119.0/24190.90.120.0/21190.90.121.0/24190.90.128.0/18190.90.128.0/20190.90.130.0/24190.90.132.0/24190.90.133.0/24190.90.140.0/24190.90.141.0/24190.90.144.0/21190.90.147.0/24190.90.148.0/24190.90.151.0/24190.90.152.0/22190.90.152.0/24190.90.154.0/24190.90.168.0/21190.90.188.0/22190.90.191.0/24190.90.192.0/18190.90.192.0/20190.90.193.0/24190.90.208.0/21190.90.210.0/24190.90.212.0/24190.90.213.0/24190.90.215.0/24190.90.216.0/21190.90.218.0/24190.90.219.0/24190.90.224.0/21190.90.225.0/24190.90.229.0/24190.90.232.0/21190.90.233.0/24190.90.234.0/24190.90.235.0/24190.90.239.0/24190.90.240.0/20190.90.242.0/24190.90.245.0/24190.90.249.0/24190.90.250.0/24190.90.251.0/24190.90.252.0/24190.90.253.0/24190.90.255.0/24190.108.80.0/21190.108.80.0/24190.108.81.0/24190.108.82.0/24190.108.83.0/24190.108.84.0/24190.108.85.0/24190.108.86.0/24190.108.87.0/24190.108.88.0/21190.108.88.0/24190.108.89.0/24190.108.90.0/24190.108.91.0/24190.108.92.0/24190.108.93.0/24190.108.94.0/24190.108.95.0/24191.97.48.0/21191.97.48.0/24191.97.49.0/24191.97.50.0/24191.97.51.0/24191.97.52.0/24191.97.53.0/24191.97.54.0/24191.97.55.0/24191.97.56.0/21191.97.57.0/24191.97.58.0/24191.97.59.0/24191.97.60.0/24191.97.61.0/24191.97.62.0/24191.97.63.0/24200.24.0.0/24200.24.1.0/24200.24.2.0/24200.24.4.0/24
IPv6 (127)
2001:13c7:6000::/482800:310::/322800:310::/332800:310:1::/482800:310:2::/482800:310:4::/482800:310:11::/482800:310:12::/482800:310:14::/482800:310:102::/482800:310:12b::/482800:310:12c::/482800:310:12e::/482800:310:132::/482800:310:137::/482800:310:139::/482800:310:13b::/482800:310:302::/482800:310:404::/482800:310:405::/482800:310:501::/482800:310:504::/482800:310:601::/482800:310:800::/402800:310:800::/482800:310:804::/482800:310:900::/482800:310:a02::/482800:310:a09::/482800:310:a0b::/482800:310:a0c::/482800:310:a0d::/482800:310:c03::/482800:310:c06::/482800:310:c0a::/482800:310:c0b::/482800:310:d02::/482800:310:d06::/482800:310:d07::/482800:310:f54::/482800:310:f55::/482800:310:f60::/482800:310:f62::/482800:310:f63::/482800:310:f65::/482800:310:f70::/482800:310:1004::/482800:310:1005::/482800:310:1008::/482800:310:100b::/482800:310:1101::/482800:310:1102::/482800:310:1201::/482800:310:1302::/482800:310:1500::/482800:310:1502::/482800:310:1503::/482800:310:1506::/482800:310:1508::/482800:310:1509::/482800:310:150a::/482800:310:150b::/482800:310:150c::/482800:310:1700::/482800:310:1801::/482800:310:1802::/482800:310:1803::/482800:310:1900::/482800:310:1a05::/482800:310:1b01::/482800:310:1d00::/482800:310:1e00::/482800:310:1f00::/482800:310:2000::/482800:310:2001::/482800:310:2002::/482800:310:2003::/482800:310:2100::/482800:310:2102::/482800:310:2301::/482800:310:2400::/482800:650::/322800:650::/332800:650:10::/482800:650:102::/482800:650:103::/482800:650:104::/482800:650:105::/482800:650:106::/482800:650:109::/482800:650:10a::/482800:650:10c::/482800:650:111::/482800:650:112::/482800:650:113::/482800:650:114::/482800:650:117::/482800:650:119::/482800:650:11c::/482800:650:11e::/482800:650:11f::/482800:650:12a::/482800:650:12d::/482800:650:12f::/482800:650:130::/482800:650:131::/482800:650:133::/482800:650:134::/482800:650:135::/482800:650:137::/482800:650:139::/482800:650:13a::/482800:650:13b::/482800:650:13d::/482800:650:13e::/482800:650:13f::/482800:650:140::/482800:650:143::/482800:650:144::/482800:650:145::/48
Show 7 more
2801:19:400::/482801:17e::/482801:17e:1::/482803:25e0:e000::/362803:25e0:f000::/362803:3250:ea47::/482803:cae0:80b0::/48

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS18678 is reached through

The AS just before AS18678 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS6939 HURRICANE 55AS13760 UNITI-FIBER 46AS174 COGENT-174 46AS262589 AS262589 10AS1299 TWELVE99 3AS6762 SEABONE-NET 1AS12956 TELXIUS 1
ASPA

Provider authorization

AS18678 publishes no ASPA of its own. 1 AS name it as a provider in theirs. Check a path.

The 1 ASes that name AS18678 as a provider
AS14789 CLOUDFLARENET
IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
LACNICAS18678MNT-CO-IESA-LACNIC
RADBINTERNEXA-COLMAINT-AS18678

Route objects with origin AS18678: RADB 400 · LACNIC 90 · LEVEL3 64 · ARIN 1

as-sets that list AS18678 (42)first 40 shown
AS-18747AS-273976-FICOMAS-53427-TGLOBALAS-CONTENT-CACHEAS-CTBC-CUSTOMERS64AS-CTBC-TOOLS-11AS-DIVIVOXAS-DURAND1-CUSTOMERAS-E1-AUTOMATION-CUSTOMERAS-HUGENET-CUSTOMERSAS-HURRICANEV6AS-ITXBR1AS-ITXCOLAS-ITXPERUAS-LEVEL3-ORIGINS-NAAS-MANDA-AMSIX-PEERS-V4AS-MANDA-AMSIX-PEERS-V6AS-NWN-TRANSITAS-PERUIXAS-PIT-L3AS-PIT-LIM-RSAS-PIT-RS-LIMAS-PITCOLOMBIA-IPAS-PNAPMIAAS-SEABONE-V6AS-SEABONECUSTLAAS-TMX-PERU-TRANSITAS-TRANSROUTE-SPECAS16921:AS-UPSTREAMSAS18678:AS-ITXAS199746:AS-BLACKLISTAS204464:AS-BLACKLISTAS264409:AS-CONEAS269742:AS-IPTRANSITAS269990:AS-INTERNEXAAS270075:AS-TRANSITAS272950:AS-ASSETINTERNEXA2AS3303:AS-SWCMPEERSAS3491:AS-CUSTOMERS-NAAS6777:AS-AMS-IX-RS
Tools

Check AS18678 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup