ok8386.study - robtex.com
ok8386.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:d357🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:5b42🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.91.66Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.211.87🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | grant.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c382🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2382🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 108.162.195.130🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 162.159.44.130Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 172.64.35.130🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| NS | sharon.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3add🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 108.162.192.221🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 172.64.32.221🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 173.245.58.221🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.91.66, 172.67.211.87 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:d357, 2606:4700:3037::6815:5b42 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com | ||||||
| SOA | grant.ns.cloudflare.comdns@cloudflare.com serial=2401596731 | ||||||
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=1777350820 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NSgrant.ns.cloudflare.com2026-04-05 → 2026-04-28 · 2 obs
● 2026-04-28 07:07:18
●NSsharon.ns.cloudflare.com2026-04-05 → 2026-04-28 · 2 obs
● 2026-04-28 07:07:18
●A104.21.91.662026-04-05 → 2026-04-28 · 2 obs
● 2026-04-28 07:07:18
●A172.67.211.872026-04-05 → 2026-04-28 · 2 obs
● 2026-04-28 07:07:18
●A2606:4700:3033::ac43:d3572026-04-05 → 2026-04-28 · 2 obs
● 2026-04-28 07:07:18
●A2606:4700:3037::6815:5b422026-04-05 → 2026-04-28 · 2 obs
● 2026-04-28 07:07:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | a.nic.study, b.nic.study, c.nic.study, x.nic.study... | 12 records |
| ok8386.study | grant.ns.cloudflare.com, sharon.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.130
NS records: grant.ns.cloudflare.com, sharon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ok8386.study (unsigned zone)
⏱️ Timing
Total: 358ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.211.87, 104.21.91.66 |
| AAAA | 2 | 2606:4700:3037::6815:5b42, 2606:4700:3033::ac43:d357 |
| NS | 2 | grant.ns.cloudflare.com, sharon.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | grant.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.study, b.nic.study, c.nic.study...)
Analysis
IP Addresses
Four IP numbers are pointed to by ok8386.study: 2606:4700:3033::ac43:d357, 2606:4700:3037::6815:5b42, 104.21.91.66 and 172.67.211.87.
other host names including mustang-s.de.cdn.cloudflare.net, www.ntzdlight.com, memoriamotor.com.br, www.mustang-s.de.cdn.cloudflare.net and pgpkeclembahsabil.org share IP numbers with ok8386.study.
Name Servers
ok8386.study is delegated to two name servers grant.ns.cloudflare.com and sharon.ns.cloudflare.com.
ok8386.study shares the same name server setup as other domains, for instance 777vipha.com, fly88.direct, uu888.in, 777vip.to and u8888.bio.
ok8386.study at least partially shares name servers with other domains, for instance biwomendating.com, lfzsw.com, bebra.gs, ultraplate.us and quitegoodfood.co.nz.
These name servers are commonly used with skip.ns.cloudflare.com, isla.ns.cloudflare.com and vita.ns.cloudflare.com.
Host names with six IP numbers:
Host name grant.ns.cloudflare.com points to: 2606:4700:58::a29f:2c82, 2803:f800:50::6ca2:c382, 2a06:98c1:50::ac40:2382, 108.162.195.130, 162.159.44.130 and 172.64.35.130.
Host name sharon.ns.cloudflare.com points to: 2606:4700:50::adf5:3add, 2803:f800:50::6ca2:c0dd, 2a06:98c1:50::ac40:20dd, 108.162.192.221, 172.64.32.221 and 173.245.58.221.