zenmathster.com - dns.ninja
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=1785906014 | ||||||
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
○ 2026-08-05 05:03:40
●NSns1.simply.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:55:36
● 2026-08-05 05:03:40
●NSns2.simply.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:55:36
● 2026-08-05 05:03:40
○NSns2.talkactive.net2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-08-05 05:03:40
●NSns3.simply.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:55:36
● 2026-08-05 05:03:40
○NSns3.talkactive.net2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-08-05 05:03:40
●NSns4.simply.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:55:36
● 2026-08-05 05:03:40
○MXmail.zenmathster.com2015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-08-05 05:03:40
●MXmx.simply.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:55:36
● 2026-08-05 05:03:40
○A195.128.175.252015-06-25 → 2016-12-29 · 4 obs
● 2016-12-29 08:11:24
○ 2026-03-26 13:55:36
○ 2026-08-05 05:03:40
●A93.191.156.492026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:55:36
● 2026-08-05 05:03:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net... | - |
| zenmathster.com | ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com | 6 records |
✅ Authoritative Response
Server:91.197.248.80
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: 418ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.191.156.49 |
| NS | 4 | ns1.simply.com, ns4.simply.com... |
| MX | 1 | mx.simply.com (pri: 10) |
| TXT | 2 | v=spf1 a mx include:spf.simply.com ~all, google-site-verification=JLo3h9YYf111eJW |
| 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 serves as the parent of mail.zenmathster.com.
IP Addresses
zenmathster.com has exactly one IP address — 93.191.156.49.
www.free-karelia.org, epsidel.com, groupplanner.dk plus two other host names have IP numbers in common with zenmathster.com.
Name Servers
Four name servers handle the delegation for zenmathster.com: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
zenmathster.com has at least partial name server overlap with other domains, such as viktech.dk, campdenmark.com, dommer.dk and two others.
Host names pointing to two IP addresses:
ns1.simply.com maps to two IP addresses — 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com maps to two IP addresses — 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Host names resolving to a single IP address:
ns3.simply.com points to the IP address 91.197.248.79.
ns4.simply.com points to the IP address 91.197.248.80.
Mail Servers
zenmathster.com uses one mail server — mx.simply.com.
The mail server setup of zenmathster.com matches that of other domains such as fitless.dk, werngreen.dk, falukammarkor.com and two others.
There is one IP number for mx.simply.com: 94.231.106.20.