zenmathster.com - robtex.com
zenmathster.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 93.191.156.49🇩🇰 team-blue-denmark93.191.152.0/21 ZITCOM A/S | ||||||
| PTR | nt39.unoeuro.com | ||||||
| NS | ns1.simply.com ⭐ | ||||||
| A | 2a02:2339:1:15c::4562:4562🇩🇰 team-blue-denmark2a02:2339::/36 | ||||||
| PTR | ns1.simply.com | ||||||
| A | 91.197.248.78🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns1.simply.com | ||||||
| NS | ns2.simply.com | ||||||
| A | 2a02:2339:4006:101::4562:4562🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns2.simply.com | ||||||
| A | 185.25.141.15🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns2.simply.com | ||||||
| NS | ns3.simply.com | ||||||
| A | 91.197.248.79🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns3.simply.com | ||||||
| NS | ns4.simply.com | ||||||
| A | 91.197.248.80🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns4.simply.com | ||||||
| MX | mx.simply.com ⭐ | ||||||
| A | 94.231.106.20🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | mx.simply.com | ||||||
| TXT | v=spf1 a mx include:spf.simply.com ~all | ||||||
| TXT | google-site-verification=JLo3h9YYf111eJWIRa1M0AcVsENflREpAEQIQwf5N5A | ||||||
| SOA | ns1.simply.comhostmaster@simply.com 2025-04-23 #0 | ||||||
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=1774576977 | ||||||
Subdomains
mail.zenmathster.com |
Same first word
zenmathster.com |
Similar names
DNS History
11 records (6 active, 5 former)
○NSns.talkactive.net2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-03-27 02:25:22
●NSns1.simply.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 13:55:36
● 2026-03-27 02:25:22
●NSns2.simply.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 13:55:36
● 2026-03-27 02:25:22
○NSns2.talkactive.net2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-03-27 02:25:22
●NSns3.simply.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 13:55:36
● 2026-03-27 02:25:22
○NSns3.talkactive.net2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-03-27 02:25:22
●NSns4.simply.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 13:55:36
● 2026-03-27 02:25:22
○MXmail.zenmathster.com2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-03-27 02:25:22
●MXmx.simply.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 13:55:36
● 2026-03-27 02:25:22
○A195.128.175.252015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-03-27 02:25:22
●A93.191.156.492026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 13:55:36
● 2026-03-27 02:25:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net... | - |
| zenmathster.com | ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com | 6 records |
✅ Authoritative Response
Server:91.197.248.78
NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 609ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.191.156.49 |
| NS | 4 | ns3.simply.com, ns2.simply.com... |
| MX | 1 | mx.simply.com (pri: 10) |
| TXT | 2 | google-site-verification=JLo3h9YYf111eJW, v=spf1 a mx include:spf.simply.com ~all |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.simply.com, ns1.simply.com, ns2.simply.com...)
Analysis
Hierarchy
zenmathster.com is a parent of mail.zenmathster.com.
IP Addresses
zenmathster.com points to a single IP address: 93.191.156.49.
Other host names such as www.free-karelia.org, epsidel.com, groupplanner.dk, it-installatoren.dk and vistisen.eu share IP numbers with zenmathster.com.
Name Servers
zenmathster.com is delegated to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
At least part of the name servers for zenmathster.com are shared with other domains, for instance viktech.dk, langmach.net, campdenmark.com, free-mont.dk and icp-it.com.
Host names with two IP numbers:
ns1.simply.com points to: 2a02:2339:1:15c::4562:4562 and 91.197.248.78.
ns2.simply.com points to: 2a02:2339:4006:101::4562:4562 and 185.25.141.15.
Host names with one IP number:
ns3.simply.com points to: 91.197.248.79.
ns4.simply.com points to: 91.197.248.80.
Mail Servers
The mail server for zenmathster.com is mx.simply.com.
zenmathster.com uses the same mail server setup as other domains, for instance fitless.dk, werngreen.dk, lyster.dk, kimboo.dk and traening.dk.
Host mx.simply.com points to IP 94.231.106.20.