`linuxmystery.com`

DNSSEC	⚠️ Not signed
NS	`ns.rackspace.com` ⭐
		A	69.20.95.4^{🇺🇸 RACKSPACE-DFW69.20.95.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218}
			PTR	`ns.rackspace.com`
NS	`dns1.stabletransit.com`
		A	69.20.95.4^{🇺🇸 RACKSPACE-DFW69.20.95.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218}
			PTR	`ns.rackspace.com`
NS	`dns2.stabletransit.com`
		A	65.61.188.4^{🇺🇸 RACKSPACE-LON65.61.188.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218}
			PTR	`ns2.rackspace.com`
MX	`sahand.linuxmystery.com` ⭐
		A	98.129.239.109^{🇺🇸 RACKSPACE-DFW98.129.232.0/21 Rackspace}
			PTR	`sahand.linuxmystery.com`
TXT	`v=spf1 mx include:aspmx.googlemail.com ~all`
SOA	`ns.rackspace.com`nima@shayafar.com serial=1516708815

`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

Subdomains

sahand.linuxmystery.com

Same first word

linuxmystery.com

DNS History

8 records (4 active, 4 former)

●NSdns1.stabletransit.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-06-20 02:21:24
● 2026-03-22 23:42:02

●NSdns2.stabletransit.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-06-20 02:21:24
● 2026-03-22 23:42:02

●NSns.rackspace.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-06-20 02:21:24
● 2026-03-22 23:42:02

○NSns01.hostcontrol.com2015-08-29 → 2017-06-20 · 3 obs

● 2015-08-29 06:24:40
● 2017-06-20 02:21:24
○ 2026-03-22 23:42:02

○NSns02.hostcontrol.com2015-08-29 → 2017-06-20 · 3 obs

● 2015-08-29 06:24:40
● 2017-06-20 02:21:24
○ 2026-03-22 23:42:02

○NSns03.hostcontrol.org2015-08-29 → 2017-06-20 · 3 obs

● 2015-08-29 06:24:40
● 2017-06-20 02:21:24
○ 2026-03-22 23:42:02

●MXsahand.linuxmystery.com2015-08-29 → 2026-03-22 · 2 obs

● 2015-08-29 06:24:40
● 2026-03-22 23:42:02

○A98.129.239.1092015-08-29 → 2017-06-20 · 3 obs

● 2015-08-29 06:24:40
● 2017-06-20 02:21:24
○ 2026-03-22 23:42:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
linuxmystery.com	dns1.stabletransit.com, dns2.stabletransit.com	2 records

✅ Authoritative Response

Server:65.61.188.4

NS records: dns1.stabletransit.com, dns2.stabletransit.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxmystery.com (unsigned zone)

⏱️ Timing

Total: 280ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns2.stabletransit.com, dns1.stabletransit.com`
MX	1	`sahand.linuxmystery.com (pri: 10)`
TXT	1	`v=spf1 mx include:aspmx.googlemail.com ~`
SOA	1	`ns.rackspace.com nima.shayafar.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.stabletransit.com, dns2.stabletransit.com)

Analysis

Hierarchy

linuxmystery.com is the parent of sahand.linuxmystery.com.

Name Servers

linuxmystery.com is delegated to three name servers ns.rackspace.com, dns1.stabletransit.com and dns2.stabletransit.com.

linuxmystery.com at least partially shares name servers with other domains, for instance amyhoffman.net, grupoeracom.net, humanatee.com, comlease14.com and worldhost.cc.

these name servers are often used together with ns2.rackspace.com, dns.stabletransit.com, dns7.communigal.net and dns8.communigal.net.

Host names with one IP number:

ns.rackspace.com points to: 69.20.95.4.

dns1.stabletransit.com points to: 69.20.95.4.

dns2.stabletransit.com points to: 65.61.188.4.

Host names that point to 69.20.95.4: ns.rackspace.com and dns1.stabletransit.com.

Mail Servers

linuxmystery.com is handled by a single mail server, sahand.linuxmystery.com.

linuxmystery.com shares the same mail server setup as other domains, for instance kikojas.ir, cedar.ir, kikojast.ir, siron.ir and edelivery.ir.

sahand.linuxmystery.com resolves to IP 98.129.239.109.

linuxmystery.com - robtex.com