firnht.study - robtex.com
firnht.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:2bea🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:bae4🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.43.234Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.186.228🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | nina.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a88🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c088🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2088🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nina.ns.cloudflare.com | ||||||
| A | 108.162.192.136🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nina.ns.cloudflare.com | ||||||
| A | 172.64.32.136🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nina.ns.cloudflare.com | ||||||
| A | 173.245.58.136🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nina.ns.cloudflare.com | ||||||
| NS | rex.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c0d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c30d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:230d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 108.162.195.13🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 162.159.44.13Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 172.64.35.13🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| TXT | google-site-verification=dihMzIwcIVfnyTPp8JuBgWCvCmtlP4f6VBBU7mTW3d0 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.43.234, 172.67.186.228 | ||||||
| IPv6 hints | 2606:4700:3030::6815:2bea, 2606:4700:3030::ac43:bae4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=216, name=cloudflare-ech.com | ||||||
| SOA | nina.ns.cloudflare.comdns@cloudflare.com serial=2409685749 | ||||||
study
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.study ⭐ | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1785113530 | ||||||
Same first word
firnht.study |
Similar names
DNS History
6 records (6 active, 0 former)
●NSnina.ns.cloudflare.com2026-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 02:06:12
●NSrex.ns.cloudflare.com2026-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 02:06:12
●A104.21.43.2342026-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 02:06:12
●A172.67.186.2282026-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 02:06:12
●A2606:4700:3030::6815:2bea2026-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 02:06:12
●A2606:4700:3030::ac43:bae42026-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 02:06:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | z.nic.study, y.nic.study, x.nic.study, a.nic.study... | 12 records |
| firnht.study | rex.ns.cloudflare.com, nina.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.136
NS records: rex.ns.cloudflare.com, nina.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firnht.study (unsigned zone)
⏱️ Timing
Total: 697ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.186.228, 104.21.43.234 |
| AAAA | 2 | 2606:4700:3030::6815:2bea, 2606:4700:3030::ac43:bae4 |
| NS | 2 | nina.ns.cloudflare.com, rex.ns.cloudflare.com |
| TXT | 1 | google-site-verification=dihMzIwcIVfnyTP |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | nina.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.study, b.nic.study, c.nic.study...)
Analysis
IP Addresses
firnht.study has four IP addresses: 104.21.43.234, 172.67.186.228, 2606:4700:3030::6815:2bea and 2606:4700:3030::ac43:bae4.
paulfishfarms.com, garnatka.ru, dyhmjs.com plus two other host names have IP numbers in common with firnht.study.
Name Servers
The NS records for firnht.study delegate to nina.ns.cloudflare.com and rex.ns.cloudflare.com.
The name server configuration of firnht.study is shared with other domains, for instance mostbet-download-gry.pl, kixvcf.qpon, lifeassistant.org and two others.
firnht.study shares at least some of its name servers with other domains, including g5ptr.top, right-to-love.name, espacevercors.com and two others.
These name servers are frequently seen alongside the name servers heather.ns.cloudflare.com, ligia.ns.cloudflare.com, iris.ns.cloudflare.com and lilith.ns.cloudflare.com.
Hosts with 6 IP addresses each:
nina.ns.cloudflare.com maps to 108.162.192.136, 172.64.32.136, 173.245.58.136 and 3 additional IP addresses.
rex.ns.cloudflare.com maps to 108.162.195.13, 162.159.44.13, 172.64.35.13 and 3 additional IP addresses.