precheck.dev - dns.ninja
precheck.dev
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3033::6815:40c7πΊπΈ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:9b89πΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.64.199Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.155.137πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | etienne.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::a29f:2c3dπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etienne.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c33dπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | etienne.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:233dπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | etienne.ns.cloudflare.com | ||||||
| A | 108.162.195.61πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etienne.ns.cloudflare.com | ||||||
| A | 162.159.44.61Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etienne.ns.cloudflare.com | ||||||
| A | 172.64.35.61πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etienne.ns.cloudflare.com | ||||||
| NS | pat.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a8bπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c08bπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:208bπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 108.162.192.139πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 172.64.32.139πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 173.245.58.139πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.64.199, 172.67.155.137 | ||||||
| IPv6 hints | 2606:4700:3033::6815:40c7, 2606:4700:3034::ac43:9b89 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com | ||||||
| SOA | etienne.ns.cloudflare.comdns@cloudflare.com serial=2416545411 | ||||||
dev
| DNSSEC | π Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com β | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
10 records (6 active, 4 former)
βNSetienne.ns.cloudflare.com2026-09-24 β 2026-10-24 Β· 2 obs
β 2026-10-24 09:33:18
βNSpat.ns.cloudflare.com2026-09-24 β 2026-10-24 Β· 2 obs
β 2026-10-24 09:33:18
βA104.21.64.1992026-09-26 β 2026-10-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA172.67.155.1372026-09-26 β 2026-10-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA188.114.96.42026-09-24 β 2026-09-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA188.114.97.42026-09-24 β 2026-09-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA2606:4700:3033::6815:40c72026-09-26 β 2026-10-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA2606:4700:3034::ac43:9b892026-09-26 β 2026-10-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA2a06:98c1:3120::42026-09-24 β 2026-09-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
βA2a06:98c1:3121::42026-09-24 β 2026-09-24 Β· 3 obs
β 2026-09-26 20:38:02
β 2026-10-24 09:33:18
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| precheck.dev | etienne.ns.cloudflare.com, pat.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.32.139
NS records: etienne.ns.cloudflare.com, pat.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for precheck.dev (unsigned zone)
β±οΈ Timing
Total: 1124ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.155.137, 104.21.64.199 |
| AAAA | 2 | 2606:4700:3033::6815:40c7, 2606:4700:3034::ac43:9b89 |
| NS | 2 | etienne.ns.cloudflare.com, pat.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | etienne.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
precheck.dev directs to four IP numbers, which are 104.21.64.199, 172.67.155.137, 2606:4700:3033::6815:40c7 and 2606:4700:3034::ac43:9b89.
atticusadministration.net, gamesh0p.fun, servpagdc.cc plus two other host names have IP numbers in common with precheck.dev.
Name Servers
precheck.dev is served by two delegated name servers, etienne.ns.cloudflare.com and pat.ns.cloudflare.com.
The name server configuration of precheck.dev is shared with other domains, for instance lupopavimenti.it, intoppa.it, nocensorgptdotcom.pages.dev and two others.
At least some of precheck.dev's name servers are shared with other domains, for example joeyboswell.com, yogawithprem.com, judowaza.org and two more.
These name servers tend to be deployed in combination with the name servers michelle.ns.cloudflare.com and brynne.ns.cloudflare.com.
Hosts with 6 IP addresses each:
etienne.ns.cloudflare.com carries IP addresses 108.162.195.61, 162.159.44.61 and 172.64.35.61, with 3 other addresses beyond those.
pat.ns.cloudflare.com carries IP addresses 108.162.192.139, 172.64.32.139 and 173.245.58.139, with 3 other addresses beyond those.