sciencedefined.com - robtex.com
sciencedefined.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:2792🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:aacf🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.39.146Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.170.207🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cora.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26c3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 108.162.194.195🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 162.159.38.195Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 172.64.34.195🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| NS | plato.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bdf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | plato.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1df🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | plato.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21df🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | plato.ns.cloudflare.com | ||||||
| A | 108.162.193.223🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | plato.ns.cloudflare.com | ||||||
| A | 172.64.33.223🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | plato.ns.cloudflare.com | ||||||
| A | 173.245.59.223🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | plato.ns.cloudflare.com | ||||||
| MX | _dc-mx.ee8520e2ca0d.sciencedefined.com ⭐ | ||||||
| A | 50.116.92.224🇺🇸 ORACLE-OCI-3189850.116.92.0/22 Google | ||||||
| PTR | a9rhfd83 | ||||||
| TXT | google-site-verification=RuzzQp4RwOO9GPvMnJ8k_8JJG2VVRHSoRGqq7T0B_cg | ||||||
| TXT | v=spf1 a mx include:websitewelcome.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.39.146, 172.67.170.207 | ||||||
| IPv6 | 2606:4700:3034::6815:2792, 2606:4700:3035::ac43:aacf | ||||||
| SOA | cora.ns.cloudflare.comdns@cloudflare.com serial=2398622479 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
mail.sciencedefined.com |
Same first word
sciencedefined.com |
DNS History
7 records (7 active, 0 former)
●NScora.ns.cloudflare.com2026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
●NSplato.ns.cloudflare.com2026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
●MX_dc-mx.ee8520e2ca0d.sciencedefined.com2026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
●A104.21.39.1462026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
●A172.67.170.2072026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
●A2606:4700:3034::6815:27922026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
●A2606:4700:3035::ac43:aacf2026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 09:37:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sciencedefined.com | plato.ns.cloudflare.com, cora.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 173.245.59.223
NS records: plato.ns.cloudflare.com, cora.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sciencedefined.com (unsigned zone)
⏱️ Timing
Total: 136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.170.207, 104.21.39.146 |
| AAAA | 2 | 2606:4700:3034::6815:2792, 2606:4700:3035::ac43:aacf |
| NS | 2 | cora.ns.cloudflare.com, plato.ns.cloudflare.com |
| MX | 1 | _dc-mx.ee8520e2ca0d.sciencedefined.com ( |
| TXT | 2 | google-site-verification=RuzzQp4RwOO9GPv, v=spf1 a mx include:websitewelcome.com ~ |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cora.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (plato.ns.cloudflare.com, plato.ns.cloudflare.com, plato.ns.cloudflare.com...)
Analysis
Hierarchy
sciencedefined.com is the parent of mail.sciencedefined.com.
IP Addresses
sciencedefined.com resolves to four IPs: 2606:4700:3034::6815:2792, 2606:4700:3035::ac43:aacf, 104.21.39.146 and 172.67.170.207.
Other host names, for instance zeus1.com, www.aimerworld.com, latingossip.com, email.notify.atomized.com and cziz.cn share IP numbers with sciencedefined.com.
Name Servers
sciencedefined.com has two name servers: cora.ns.cloudflare.com and plato.ns.cloudflare.com.
sciencedefined.com shares the same name server setup as other domains, for example gharwalidiwali.com, wickenburgaz.gov, impathnetworks.com, mcmodieyehospital.com and utilben.ro.
sciencedefined.com shares some name servers with other domains, for example ellyseidl.com, bauergears.cn, lenihansir.com, piobilgi.com and raghurajaramgopalmahavidyalaya.in.
These name servers are often used together with diana.ns.cloudflare.com, alexia.ns.cloudflare.com and kyrie.ns.cloudflare.com.
Host names with six IP numbers: cora.ns.cloudflare.com points to: 2606:4700:50::a29f:26c3, 2803:f800:50::6ca2:c2c3, 2a06:98c1:50::ac40:22c3, 108.162.194.195, 162.159.38.195 and 172.64.34.195; plato.ns.cloudflare.com points to: 2606:4700:58::adf5:3bdf, 2803:f800:50::6ca2:c1df, 2a06:98c1:50::ac40:21df, 108.162.193.223, 172.64.33.223 and 173.245.59.223.
Mail Servers
sciencedefined.com is handled by a single mail server, _dc-mx.ee8520e2ca0d.sciencedefined.com.
Host name _dc-mx.ee8520e2ca0d.sciencedefined.com points to IP 50.116.92.224.