check.work - dns.ninja
check.work
work
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.work ⭐ | ||||||
| NS | b.nic.work | ||||||
| NS | c.nic.work | ||||||
| NS | x.nic.work | ||||||
| NS | y.nic.work | ||||||
| NS | z.nic.work | ||||||
| SOA | a.nic.workadmin@tldns.godaddy serial=1781870570 | ||||||
Subdomains
www.check.work |
Same first word
Similar names
ecchk.org |
hkcec.com.hk |
ekhcc.com |
cchek.com |
kchec.net |
khcce.com |
chekc.info |
hceck.net |
hceck.com |
cchek.net |
hkcce.com |
kchec.com |
chekc.com |
kcche.com |
hkecc.org |
chcek.net |
hkcec.hk |
hecck.com |
echck.net |
ecchk.com |
ecchk.net |
DNS History
9 records (7 active, 2 former)
○A2001:8d8:8f8:7d00::69:1f842016-12-13 → 2017-10-09 · 4 obs
● 2017-10-09 23:29:04
○ 2026-02-19 00:31:34
○ 2026-06-19 12:08:20
●A212.34.165.1122026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 00:31:34
● 2026-06-19 12:08:20
○A213.165.93.242016-12-13 → 2017-10-09 · 4 obs
● 2017-10-09 23:29:04
○ 2026-02-19 00:31:34
○ 2026-06-19 12:08:20
●A82.165.99.542026-02-19 → 2026-06-19 · 3 obs
● 2026-02-19 00:31:34
● 2026-06-19 12:08:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| work | a.nic.work, b.nic.work, c.nic.work, x.nic.work... | 12 records |
| check.work | ns.udag.org, ns.udag.net, ns.udag.de | - |
✅ Authoritative Response
Server:185.132.33.253
NS records: ns.udag.org, ns.udag.net, ns.udag.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for check.work (unsigned zone)
⏱️ Timing
Total: 311ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 82.165.99.54, 212.34.165.112 |
| NS | 3 | ns.udag.org, ns.udag.de... |
| MX | 2 | smx00.udag.de (pri: 10), smx01.udag.de (pri: 10) |
| SOA | 1 | ns.udag.de hostmaster.united-domains.de |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.work, b.nic.work, c.nic.work...)
Analysis
Hierarchy
www.check.work is a subdomain of check.work.
IP Addresses
check.work points to the IP addresses 82.165.99.54 and 212.34.165.112
Additional host names — studienwahl.de, startpunktausbildung.de, checkwork.de and two others — share IP numbers with check.work.
Name Servers
check.work has three name servers — ns.udag.de, ns.udag.net and ns.udag.org.
The name servers of check.work overlap at least partially with those of other domains — among them berichtsbogen.de, topconcert.com, vietnamtip.de and two more.
Each of ns.udag.de, ns.udag.net and ns.udag.org points to two IP numbers. ns.udag.de points to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253. ns.udag.net points to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253. ns.udag.org points to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.
Mail Servers
check.work has two mail servers: smx00.udag.de and smx01.udag.de.
check.work shares the same mail server setup as other domains, including s-ullrich.com, servatius-duderstadt.de, unistrut.de and two others.
check.work has mail servers in common with other domains — devdactic.com being one example.
Both smx00.udag.de and smx01.udag.de have a single IP address each — smx00.udag.de resolves to 62.146.106.50 while smx01.udag.de resolves to 62.146.106.51.