`open4.com`

DNSSEC	⚠️ Not signed
NS	`ns1.tierra.net` ⚠️ Not in zone NS records
		A	72.1.32.185^{🇺🇸 Amazon}
			PTR	`ns1.tierra.net`
NS	`ns2.tierra.net` ⚠️ Not in zone NS records
		A	54.82.141.168^{🇺🇸 Amazon}
			PTR	`ec2-54-82-141-168.compute-1.amazonaws.com`

`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=1771291435

WOT: SAFE (61/100)

Same first word

open4.de

open4.eu

open4.org

open4.net

open4.com

open4.support

open4.com.au

Similar names

4open.science

4open.ru

4pone.com

4poen.com

4open.de

4open.com

DNS History

4 records (2 active, 2 former)

●NSns1.tierra.net2015-08-18 → 2026-02-21 · 2 obs

● 2015-08-18 02:16:20
● 2026-02-21 19:34:08

●NSns2.tierra.net2015-08-18 → 2026-02-21 · 2 obs

● 2015-08-18 02:16:20
● 2026-02-21 19:34:08

○MXmail.messaging.microsoft.com2015-08-18 → 2017-02-06 · 3 obs

● 2015-08-18 02:16:20
● 2017-02-06 18:25:04
○ 2026-02-21 19:34:08

○A209.240.149.1522015-08-18 → 2017-02-06 · 3 obs

● 2015-08-18 02:16:20
● 2017-02-06 18:25:04
○ 2026-02-21 19:34:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
open4.com	ns1.tierra.net, ns2.tierra.net	-

✅ Authoritative Response

Server: 54.82.141.168

NS records: ns1.tierra.net, ns2.tierra.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open4.com (unsigned zone)

⏱️ Timing

Total: 380ms | Queries: -

📄 Records

Type	Count	Sample Data

AI analysis

Delegation for open4.com rests with two name servers, ns1.tierra.net and ns2.tierra.net.

open4.com shares the same name server setup as other domains, including toxeditions.com, holidayinflatalbles.com, doloresfear.com, bagnodesignlondon.com and envirotechcs.com.

open4.com at least partially shares name servers with other domains, for instance flight-and-auto.com, eie.net, concordiadubai.com, myflcounty.org and starsecurity.com.

These name servers are commonly used with ns1.domaindiscover.com and ns2.domaindiscover.com.

Host names with one IP number: ns1.tierra.net points to 72.1.32.185; ns2.tierra.net points to 54.82.141.168.

open4.com - robtex.com

open4.com

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