study.md - robtex.com
study.md
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:15cb🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:c851🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.21.203Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.81🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | carol.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a50🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carol.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c050🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | carol.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2050🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | carol.ns.cloudflare.com | ||||||
| A | 108.162.192.80🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carol.ns.cloudflare.com | ||||||
| A | 172.64.32.80🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carol.ns.cloudflare.com | ||||||
| A | 173.245.58.80🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carol.ns.cloudflare.com | ||||||
| NS | major.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 108.162.193.241🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 172.64.33.241🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 173.245.59.241🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.21.203, 172.67.200.81 | ||||||
| IPv6 hints | 2606:4700:3032::6815:15cb, 2606:4700:3032::ac43:c851 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=133, name=cloudflare-ech.com | ||||||
| SOA | carol.ns.cloudflare.comdns@cloudflare.com serial=2418507195 | ||||||
md
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns.dns.md ⭐ | ||||||
| NS | nsa.tld.md | ||||||
| NS | nsb.tld.md | ||||||
| NS | nsc.dns.md | ||||||
| NS | nsf.dns.md | ||||||
| SOA | ns.dns.mdmaster@dns.md 2026-10-29 #4 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NScarol.ns.cloudflare.com2026-10-26 → 2026-10-29 · 2 obs
● 2026-10-29 02:40:02
●NSmajor.ns.cloudflare.com2026-10-26 → 2026-10-29 · 2 obs
● 2026-10-29 02:40:02
●A104.21.21.2032026-10-26 → 2026-10-29 · 2 obs
● 2026-10-29 02:40:02
●A172.67.200.812026-10-26 → 2026-10-29 · 2 obs
● 2026-10-29 02:40:02
●A2606:4700:3032::6815:15cb2026-10-26 → 2026-10-29 · 2 obs
● 2026-10-29 02:40:02
●A2606:4700:3032::ac43:c8512026-10-26 → 2026-10-29 · 2 obs
● 2026-10-29 02:40:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| md | nsf.dns.md, nsa.tld.md, nsb.tld.md, nsc.dns.md | 6 records |
| study.md | major.ns.cloudflare.com, carol.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.241
NS records: major.ns.cloudflare.com, carol.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study.md (unsigned zone)
⏱️ Timing
Total: 2031ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.200.81, 104.21.21.203 |
| AAAA | 2 | 2606:4700:3032::ac43:c851, 2606:4700:3032::6815:15cb |
| NS | 2 | carol.ns.cloudflare.com, major.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | carol.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (nsf.dns.md, nsc.dns.md, nsb.tld.md...)
Analysis
IP Addresses
study.md points to the four IP addresses 104.21.21.203, 172.67.200.81, 2606:4700:3032::6815:15cb and 2606:4700:3032::ac43:c851.
Additional host names — guestpostoutreach.com, storynesbook.com, donginbi.cn and two others — share IP numbers with study.md.
Name Servers
study.md has two authoritative name servers — carol.ns.cloudflare.com and major.ns.cloudflare.com.
study.md shares its name server setup with other domains, including izolare.md, tacos.md, telemedicine.md and two others.
At least some of study.md's name servers are shared with other domains, for example boostwilliscreates.workers.dev, afesucugitifo.biz.id, tremblar.info and two more.
These name servers are often deployed together with the name servers jade.ns.cloudflare.com, tim.ns.cloudflare.com, junade.ns.cloudflare.com and leonard.ns.cloudflare.com.
Host names with 6 IP numbers:
carol.ns.cloudflare.com points to 108.162.192.80, 172.64.32.80, 173.245.58.80 and 3 other IP addresses.
major.ns.cloudflare.com points to 108.162.193.241, 172.64.33.241, 173.245.59.241 and 3 other IP addresses.