simphys.com - dns.ninja
simphys.com
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=1784581557 | ||||||
Previously MX for
simphys.com |
Same first word
simphys.com |
Similar names
DNS History
15 records (7 active, 8 former)
○NSns1.myhostcenter.com2015-08-16 → 2017-06-22 · 4 obs
● 2017-06-22 09:36:48
○ 2026-05-09 08:11:56
○ 2026-07-20 21:28:42
●NSns1.websupport.cz2026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
○NSns2.myhostcenter.com2015-08-16 → 2017-06-22 · 4 obs
● 2017-06-22 09:36:48
○ 2026-05-09 08:11:56
○ 2026-07-20 21:28:42
●NSns2.websupport.cz2026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
○NSns3.myhostcenter.com2017-06-22 → 2017-06-22 · 4 obs
● 2017-06-22 09:36:48
○ 2026-05-09 08:11:56
○ 2026-07-20 21:28:42
●NSns3.websupport.eu2026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
○NSns4.myhostcenter.com2017-06-22 → 2017-06-22 · 4 obs
● 2017-06-22 09:36:48
○ 2026-05-09 08:11:56
○ 2026-07-20 21:28:42
○NSspheradnsmanager.simphys.com2015-08-16 → 2016-08-11 · 4 obs
● 2016-08-11 01:41:06
○ 2017-06-22 09:36:48
○ 2026-07-20 21:28:42
●MXmail.protonmail.ch2026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
●MXmailsec.protonmail.ch2026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
○MXsimphys.com2015-08-16 → 2017-06-22 · 4 obs
● 2017-06-22 09:36:48
○ 2026-05-09 08:11:56
○ 2026-07-20 21:28:42
○A216.222.194.1622017-06-22 → 2017-06-22 · 4 obs
● 2017-06-22 09:36:48
○ 2026-05-09 08:11:56
○ 2026-07-20 21:28:42
●A2a00:4b40:aaaa:2011::72026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
●A37.9.175.2112026-05-09 → 2026-07-20 · 3 obs
● 2026-05-09 08:11:56
● 2026-07-20 21:28:42
○A72.172.138.1552015-08-16 → 2016-08-11 · 4 obs
● 2016-08-11 01:41:06
○ 2017-06-22 09:36:48
○ 2026-07-20 21:28:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net... | - |
| simphys.com | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1103ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.211 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 2 | v=spf1 include:_spf.protonmail.ch mx ~al, protonmail-verification=bb933ac8152a8944 |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
simphys.com directs to two IP numbers, 37.9.175.211 and 2a00:4b40:aaaa:2011::7
rivieratravel.cz, www.okin.eu, autoperiskop.cz plus two other host names have IP numbers in common with simphys.com.
Name Servers
simphys.com is served by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
simphys.com partially shares its NS delegation with several other domains, including cellebrite.cz, skalka.cz, hlavolamy-puzzles.cz and two others.
The hostnames ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each direct to two IP addresses — ns1.websupport.cz to 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz to 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
simphys.com uses two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.
The mail server setup of simphys.com matches that of other domains such as latinmusic.com.mx, lambert-gajardo.net, codesavvy.nl and two others.
At least some of the mail servers used by simphys.com are shared with other domains: clabtools.com, tildafilms.de, eclor.be and two others among them.
mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).