`crosbysbuilding.com`

DNSSEC	⚠️ Not signed
A	79.170.40.170^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
		PTR	`web170.extendcp.co.uk`
NS	`ns2.mainnameserver.com` ⭐
		A	79.170.43.3^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
			PTR	`ns2.mainnameserver.com`
NS	`ns.mainnameserver.com`
		A	79.170.40.2^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
			PTR	`ns1.mainnameserver.com`
MX	`mail.crosbysbuilding.com` ⭐
		A	79.170.40.119^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
			PTR	`mail119.extendcp.co.uk`
SOA	`ns.mainnameserver.com`hostmaster@mainnameserver.com 2024-09-13 #35

`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.net`nstld@verisign-grs.com serial=1774673307

Subdomains

mail.crosbysbuilding.com

Same first word

crosbysbuilding.com

DNS History

5 records (4 active, 1 former)

●NSns.mainnameserver.com2018-12-08 → 2026-03-28 · 2 obs

● 2018-12-08 01:01:58
● 2026-03-28 04:58:04

●NSns2.mainnameserver.com2018-12-08 → 2026-03-28 · 2 obs

● 2018-12-08 01:01:58
● 2026-03-28 04:58:04

●MXmail.crosbysbuilding.com2018-12-08 → 2026-03-28 · 2 obs

● 2018-12-08 01:01:58
● 2026-03-28 04:58:04

●A79.170.40.1702026-02-15 → 2026-03-28 · 3 obs

○ 2018-12-08 01:01:58
● 2026-02-15 06:00:48
● 2026-03-28 04:58:04

○A79.170.40.42018-12-08 → 2018-12-08 · 3 obs

● 2018-12-08 01:01:58
○ 2026-02-15 06:00:48
○ 2026-03-28 04:58:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...	-
crosbysbuilding.com	ns.mainnameserver.com, ns2.mainnameserver.com	2 records

✅ Authoritative Response

Server:79.170.40.2

NS records: ns.mainnameserver.com, ns2.mainnameserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crosbysbuilding.com (unsigned zone)

⏱️ Timing

Total: 296ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`79.170.40.170`
NS	2	`ns2.mainnameserver.com, ns.mainnameserver.com`
MX	1	`mail.crosbysbuilding.com (pri: 10)`
SOA	1	`ns.mainnameserver.com hostmaster.mainnam`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.mainnameserver.com, ns2.mainnameserver.com)

Analysis

Hierarchy

mail.crosbysbuilding.com is a child of crosbysbuilding.com.

IP Addresses

crosbysbuilding.com resolves to one IP number: 79.170.40.170.

Other host names, for instance sabarras.com, barua.auto-kenya.com, powered-up-games.com, errand.solutions and web170.extendcp.co.uk share IP numbers with crosbysbuilding.com.

Name Servers

crosbysbuilding.com's delegation uses two name servers: ns2.mainnameserver.com and ns.mainnameserver.com.

crosbysbuilding.com uses the same name server setup as other domains, such as africasat.net, challengeme.org, lap-pr.com, mercurymodel.com and jeffreyjames.co.uk.

crosbysbuilding.com at least partially shares name servers with other domains, including holtey.co.uk, nickphipps.com, pgsni.com, 228.32.46.in-addr.arpa and ravenshear.co.uk.

These name servers are commonly used with ns2.heartinternet.co.uk, ns.heartinternet.co.uk and ns1.mainnameserver.com.

Host names with a single IP address: ns2.mainnameserver.com points to 79.170.43.3; ns.mainnameserver.com points to 79.170.40.2.

Mail Servers

A single mail server handles crosbysbuilding.com, mail.crosbysbuilding.com.

Host name mail.crosbysbuilding.com resolves to a single IP: 79.170.40.119.

crosbysbuilding.com - robtex.com