firstsubsea.net - robtex.com
firstsubsea.net
net
| 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=1786525764 | ||||||
Subdomains
mail.firstsubsea.net |
Same first word
DNS History
8 records (5 active, 3 former)
○NSunamuno.zen.co.uk2015-05-19 → 2018-01-23 · 4 obs
● 2018-01-23 20:01:58
○ 2026-08-12 09:31:34
○ 2026-08-12 09:31:36
○MXmail.firstsubsea.net2015-05-19 → 2015-11-09 · 4 obs
● 2015-11-09 04:59:18
○ 2016-02-03 02:24:12
○ 2026-08-12 09:31:36
○MXmail2.firstsubsea.net2015-05-19 → 2015-11-09 · 4 obs
● 2015-11-09 04:59:18
○ 2016-02-03 02:24:12
○ 2026-08-12 09:31:36
●MXmx1.hdcloud.co.uk2016-02-03 → 2026-08-12 · 3 obs
● 2016-02-03 02:24:12
● 2026-08-12 09:31:36
●MXmx2.hdcloud.co.uk2016-02-03 → 2026-08-12 · 3 obs
● 2016-02-03 02:24:12
● 2026-08-12 09:31:36
●A82.71.204.92015-05-19 → 2026-08-12 · 2 obs
● 2026-08-12 09:31:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| firstsubsea.net | ns0.zen.co.uk, ns1.zen.co.uk | - |
✅ Authoritative Response
Server:212.23.3.1
NS records: ns0.zen.co.uk, ns1.zen.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstsubsea.net (unsigned zone)
⏱️ Timing
Total: 3432ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.71.204.9 |
| NS | 2 | ns1.zen.co.uk, ns0.zen.co.uk |
| MX | 2 | mx1.hdcloud.co.uk (pri: 10), mx2.hdcloud.co.uk (pri: 10) |
| TXT | 1 | v=spf1 include:_cphspf.zen.co.uk ~all |
| SOA | 1 | ns0.zen.co.uk netman.zen.co.uk |
Analysis
Hierarchy
firstsubsea.net is a parent domain of mail.firstsubsea.net.
IP Addresses
firstsubsea.net resolves to one IP address: 82.71.204.9.
mlkconstruction.myzen.co.uk, speekee.com, annieshannon.com and two other host names share IP numbers with firstsubsea.net.
Name Servers
The NS records for firstsubsea.net delegate to ns0.zen.co.uk and ns1.zen.co.uk.
firstsubsea.net uses the same name servers as several other domains — among them ibcosonline.co.uk, 41.97.88.in-addr.arpa, regoran.com and two more.
The name servers for firstsubsea.net are partially shared with other domains like hlcp.co.uk, zeneu.com and megnetic.co.uk
These name servers are frequently seen alongside the name servers unamuno.zen.co.uk.
ns0.zen.co.uk resolves to 212.23.8.1 and 2a02:8010:7:1::53. Likewise, ns1.zen.co.uk resolves to 212.23.3.1 and 2a02:8010:2:8::53 — two IP addresses apiece.
Mail Servers
Mail for firstsubsea.net is handled by two mail servers — mx1.hdcloud.co.uk and mx2.hdcloud.co.uk.
firstsubsea.net uses an identical mail server configuration to several other domains — among them sandersteads.com, payrollcentre.co.uk, drurycourt.co.uk and two more.
firstsubsea.net shares at least some of its mail servers with other domains, such as westburyim.com and myriadproducts.co.uk.
Both mx1.hdcloud.co.uk and mx2.hdcloud.co.uk resolve to four IP addresses: mx1.hdcloud.co.uk points to 109.73.114.124, 109.73.114.185, 109.73.121.46 and 109.73.121.78 while mx2.hdcloud.co.uk resolves to 109.73.114.124, 109.73.114.185, 109.73.121.46 and 109.73.121.78.
mx1.hdcloud.co.uk and mx2.hdcloud.co.uk each have 109.73.114.124 IP addresses.
mx1.hdcloud.co.uk and mx2.hdcloud.co.uk each have 109.73.114.185 IP addresses.
mx1.hdcloud.co.uk and mx2.hdcloud.co.uk each have 109.73.121.46 IP addresses.
mx1.hdcloud.co.uk and mx2.hdcloud.co.uk each have 109.73.121.78 IP addresses.