localhost.co - dns.ninja
localhost.co
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::6815:27a0πΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:92bbπΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.39.160Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.146.187πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | kristin.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::adf5:3ab5πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0b5π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20b5πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 108.162.192.181πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 172.64.32.181πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 173.245.58.181πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| NS | yichun.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf8πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f8π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f8πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 108.162.193.248πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 172.64.33.248πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 173.245.59.248πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.39.160, 172.67.146.187 | ||||||
| IPv6 hints | 2606:4700:3031::6815:27a0, 2606:4700:3037::ac43:92bb | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=134, name=cloudflare-ech.com | ||||||
| SOA | kristin.ns.cloudflare.comdns@cloudflare.com serial=2405885768 | ||||||
co
| DNSSEC | π Signed (DS record present) | ||||||
| NS | ns0.centralnic.net β | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759713399 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
βNSkristin.ns.cloudflare.com2026-02-23 β 2026-07-22 Β· 2 obs
β 2026-07-22 21:20:44
βNSyichun.ns.cloudflare.com2026-02-23 β 2026-07-22 Β· 2 obs
β 2026-07-22 21:20:44
βA104.21.39.1602026-02-23 β 2026-07-22 Β· 2 obs
β 2026-07-22 21:20:44
βA172.67.146.1872026-02-23 β 2026-07-22 Β· 2 obs
β 2026-07-22 21:20:44
βA2606:4700:3031::6815:27a02026-06-21 β 2026-07-22 Β· 3 obs
β 2026-06-21 17:13:38
β 2026-07-22 21:20:44
βA2606:4700:3033::6815:27a02026-02-23 β 2026-06-13 Β· 4 obs
β 2026-06-13 13:15:58
β 2026-06-21 17:13:38
β 2026-07-22 21:20:44
βA2606:4700:3035::ac43:92bb2026-02-23 β 2026-06-13 Β· 4 obs
β 2026-06-13 13:15:58
β 2026-06-21 17:13:38
β 2026-07-22 21:20:44
βA2606:4700:3037::ac43:92bb2026-06-21 β 2026-07-22 Β· 3 obs
β 2026-06-21 17:13:38
β 2026-07-22 21:20:44
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, b.registrydns.co, a.registrydns.co, d.registrydns.co | - |
| localhost.co | yichun.ns.cloudflare.com, kristin.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.32.181
NS records: yichun.ns.cloudflare.com, kristin.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for localhost.co (unsigned zone)
β±οΈ Timing
Total: 1888ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.146.187, 104.21.39.160 |
| AAAA | 2 | 2606:4700:3031::6815:27a0, 2606:4700:3037::ac43:92bb |
| NS | 2 | kristin.ns.cloudflare.com, yichun.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kristin.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.
Among the host names that share IP numbers with localhost.co are plr.su, adastrapa.uk, episcopia.md and two others.
Name Servers
localhost.co is served by two delegated name servers, kristin.ns.cloudflare.com and yichun.ns.cloudflare.com.
localhost.co has the same name server delegation as a number of other domains, such as soproges.com, mopistudio.com.br, wenatcheevacationrental.com and two more.
localhost.co partially shares its NS delegation with several other domains, including phl88.com, angfaanfang.com, nyctri.com and two others.
These name servers often co-occur with the name servers stanley.ns.cloudflare.com.
Host names resolving to 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.