stumar.eu - dns.ninja
stumar.eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| TXT | google-site-verification=HQk1GwGLIO3uaGFiMhIUZiQgKbW6BSwBXjhA-t_KRes | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-09 #0 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1127075760 | ||||||
Subdomains
mail.stumar.eu |
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
○NSns.d1net.cz2015-07-14 → 2017-10-05 · 4 obs
● 2017-10-05 07:00:08
○ 2026-03-14 01:50:30
○ 2026-08-15 03:43:38
●NSns.web4u.cz2026-03-14 → 2026-08-15 · 3 obs
● 2026-03-14 01:50:30
● 2026-08-15 03:43:38
○NSns1.d1net.cz2015-07-14 → 2017-10-05 · 4 obs
● 2017-10-05 07:00:08
○ 2026-03-14 01:50:30
○ 2026-08-15 03:43:38
●NSns2.web4u.cz2026-03-14 → 2026-08-15 · 3 obs
● 2026-03-14 01:50:30
● 2026-08-15 03:43:38
○MXbackup.stumar.eu2015-07-14 → 2017-10-05 · 4 obs
● 2017-10-05 07:00:08
○ 2026-03-14 01:50:30
○ 2026-08-15 03:43:38
○MXmail.stumar.eu2015-07-14 → 2017-10-05 · 4 obs
● 2017-10-05 07:00:08
○ 2026-03-14 01:50:30
○ 2026-08-15 03:43:38
●MXmx1.mailchannels.net2026-03-14 → 2026-08-15 · 3 obs
● 2026-03-14 01:50:30
● 2026-08-15 03:43:38
●MXmx2.mailchannels.net2026-03-14 → 2026-08-15 · 3 obs
● 2026-03-14 01:50:30
● 2026-08-15 03:43:38
●A2001:1568::142026-03-14 → 2026-08-15 · 3 obs
● 2026-03-14 01:50:30
● 2026-08-15 03:43:38
●A81.91.86.142026-03-14 → 2026-08-15 · 3 obs
● 2026-03-14 01:50:30
● 2026-08-15 03:43:38
○A92.62.233.2422015-07-14 → 2017-10-05 · 4 obs
● 2017-10-05 07:00:08
○ 2026-03-14 01:50:30
○ 2026-08-15 03:43:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | x.dns.eu, w.dns.eu, be.dns.eu, y.dns.eu... | - |
| stumar.eu | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1494ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10) |
| TXT | 1 | google-site-verification=HQk1GwGLIO3uaGF |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
Hierarchy
The domain mail.stumar.eu falls under the parent stumar.eu.
IP Addresses
stumar.eu has two IP addresses: 81.91.86.14 and 2001:1568::14
vs490.server4u.cz, tezka.cz, m115.server4u.cz plus two other host names have IP numbers in common with stumar.eu.
Name Servers
stumar.eu is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
The name server configuration of stumar.eu is shared with other domains, for instance majatrans.cz, auto-zoubek.cz, smartlio.cz and two others.
ns2.web4u.cz and ns.web4u.cz each resolve to two IP addresses: ns2.web4u.cz points to 85.207.53.12 and 2a02:a40:100:28ff::12, while ns.web4u.cz points to 185.14.224.241 and 2001:1568:fd::241.
Mail Servers
stumar.eu uses two mail servers, mx1.mailchannels.net and mx2.mailchannels.net.
The mail server setup of stumar.eu matches that of other domains such as kenburt.com, mail.gitfiddler.com, fontmedia.com and two others.
stumar.eu shares mail servers with at least some other domains, such as strandh.se, beautyroompetaluma.com and poddi.se.
mx1.mailchannels.net and mx2.mailchannels.net both resolve to the same single IP address: 54.69.1.140.
mx1.mailchannels.net and mx2.mailchannels.net are host names that each point to 54.69.1.140 IP addresses.