localhost.co - robtex.com

localhost.co

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:27a0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:92bb🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.39.160Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.187🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkristin.ns.cloudflare.com
A2606:4700:50::adf5:3ab5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
A2803:f800:50::6ca2:c0b5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkristin.ns.cloudflare.com
A2a06:98c1:50::ac40:20b5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkristin.ns.cloudflare.com
A108.162.192.181🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
A172.64.32.181🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
A173.245.58.181🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
NSyichun.ns.cloudflare.com
A2606:4700:58::adf5:3bf8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A2803:f800:50::6ca2:c1f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyichun.ns.cloudflare.com
A2a06:98c1:50::ac40:21f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyichun.ns.cloudflare.com
A108.162.193.248🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A172.64.33.248🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A173.245.59.248🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.39.160, 172.67.146.187
IPv6 hints2606:4700:3031::6815:27a0, 2606:4700:3037::ac43:92bb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=66, name=cloudflare-ech.com
SOAkristin.ns.cloudflare.comdns@cloudflare.com serial=2405885768

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759703678
📈 Tranco rank: #817,176

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

NSkristin.ns.cloudflare.comyichun.ns.cloudflare.comA104.21.39.160172.67.146.1872606:4700:3031::6815:27a02606:4700:3037::ac43:92bb2606:4700:3033::6815:27a02606:4700:3035::ac43:92bb
NSkristin.ns.cloudflare.com2026-02-23 → 2026-07-12 · 2 obs
● 2026-02-23 03:57:20
● 2026-07-12 12:28:44
NSyichun.ns.cloudflare.com2026-02-23 → 2026-07-12 · 2 obs
● 2026-02-23 03:57:20
● 2026-07-12 12:28:44
A104.21.39.1602026-02-23 → 2026-07-12 · 2 obs
● 2026-02-23 03:57:20
● 2026-07-12 12:28:44
A172.67.146.1872026-02-23 → 2026-07-12 · 2 obs
● 2026-02-23 03:57:20
● 2026-07-12 12:28:44
A2606:4700:3031::6815:27a02026-06-21 → 2026-07-12 · 3 obs
○ 2026-06-13 13:15:58
● 2026-06-21 17:13:38
● 2026-07-12 12:28:44
A2606:4700:3033::6815:27a02026-02-23 → 2026-06-13 · 4 obs
● 2026-02-23 03:57:20
● 2026-06-13 13:15:58
○ 2026-06-21 17:13:38
○ 2026-07-12 12:28:44
A2606:4700:3035::ac43:92bb2026-02-23 → 2026-06-13 · 4 obs
● 2026-02-23 03:57:20
● 2026-06-13 13:15:58
○ 2026-06-21 17:13:38
○ 2026-07-12 12:28:44
A2606:4700:3037::ac43:92bb2026-06-21 → 2026-07-12 · 3 obs
○ 2026-06-13 13:15:58
● 2026-06-21 17:13:38
● 2026-07-12 12:28:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co-
localhost.cokristin.ns.cloudflare.com, yichun.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.181

NS records: kristin.ns.cloudflare.com, yichun.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for localhost.co (unsigned zone)

⏱️ Timing

Total: 500ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.146.187, 104.21.39.160
AAAA22606:4700:3031::6815:27a0, 2606:4700:3037::ac43:92bb
NS2kristin.ns.cloudflare.com, yichun.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kristin.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

localhost.co resolves to four IP addresses: 104.21.39.160, 172.67.146.187, 2606:4700:3031::6815:27a0 and 2606:4700:3037::ac43:92bb.

Additional host names — plr.su, adastrapa.uk, familytrustmart.com and two others — share IP numbers with localhost.co.

Name Servers

localhost.co is served by two delegated name servers, kristin.ns.cloudflare.com and yichun.ns.cloudflare.com.

localhost.co shares its name server setup with other domains, including soproges.com, mopistudio.com.br, wenatcheevacationrental.com and two others.

localhost.co shares at least some of its name servers with other domains, including phl88.com, angfaanfang.com, nyctri.com and two others.

These name servers are frequently seen alongside the name servers stanley.ns.cloudflare.com.

Host names with 6 IP numbers:

kristin.ns.cloudflare.com carries IP addresses 108.162.192.181, 172.64.32.181 and 173.245.58.181, with 3 other addresses beyond those.

yichun.ns.cloudflare.com carries IP addresses 108.162.193.248, 172.64.33.248 and 173.245.59.248, with 3 other addresses beyond those.