AS27876

AS27876 is American Data Networks.

Name: IP ranges announced for AS27876 (American Data Networks)
Creator: DB-IP
License: https://creativecommons.org/licenses/by/4.0/

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (4 Nov 2026)

Short answer

AS27876 belongs to American Data Networks. DB-IP Lite attributes 13,568 IPv4 addresses in 7 ranges and no IPv6 ranges to it, 88% of the IPv4 space in Costa Rica. The number is registered with LACNIC in Costa Rica on 17 Jan 2007.

Facts for AS27876
Operator (DB-IP)	American Data Networks
IPv4 addresses	13,568
IPv4 ranges	7
IPv6 ranges	0
Registry	LACNIC
Registered	17 Jan 2007
Registry country	Costa Rica (CR)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

American Data Networks hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists no IPv6 ranges for AS27876, so its customers reach websites over IPv4.

Where its IPv4 space is used, according to DB-IP

CR88%

US6%

HN2%

GT2%

PA2%

CO1%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

Range	As CIDR	Addresses
38.19.109.0 – 38.19.109.255	38.19.109.0/24	256
38.87.230.0 – 38.87.230.255	38.87.230.0/24	256
143.255.29.0 – 143.255.29.255	143.255.29.0/24	256
143.255.31.0 – 143.255.31.255	143.255.31.0/24	256
186.5.160.0 – 186.5.175.255	186.5.160.0/20	4,096
190.7.192.0 – 190.7.223.255	190.7.192.0/19	8,192
198.57.8.0 – 198.57.8.255	198.57.8.0/24	256

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
NRO RIR delegated-extended statistics · checked 5 Nov 2026