`tehranswitch.org`

DNSSEC	⚠️ Not signed
A	45.139.11.249^{🇮🇷 PARVASYSTEM45.139.11.0/24}
		PTR	`mail.hooshio.com`
NS	`ns1.parspack.co` ⭐
		A	185.208.172.38^{🇩🇪 BitCommand185.208.172.0/24 Route}
		A	195.248.240.221^{🇩🇪 BitCommand195.248.240.0/24 Vultr Customer Route}
		A	195.248.242.94^{🇩🇪 BitCommand195.248.242.0/24 Route}
NS	`ns2.parspack.co`
		A	185.202.113.178^{🇦🇲 BitCommand185.202.113.0/24}
		A	185.208.172.38^{🇩🇪 BitCommand185.208.172.0/24 Route}
NS	`ns3.parspack.co`
		A	159.69.192.28^{🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC}
			PTR	`static.28.192.69.159.clients.your-server.de`
NS	`ns4.parspack.co`
		A	142.202.48.132^{🇺🇸 AS63023142.202.48.0/24 GTHost}
		A	195.248.242.89^{🇩🇪 BitCommand195.248.242.0/24 Route}
MX	`mail.tehranswitch.org` ⭐
		A	45.139.11.249^{🇮🇷 PARVASYSTEM45.139.11.0/24}
			PTR	`mail.hooshio.com`
TXT	`v=spf1 a:imailgw-t.getway.biz a:mailgw-t.getway.biz mx a:mailgw.getway.biz a:...`
SOA	`ns1.parspack.co`postmaster@tehranswitch@org serial=202408271

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1778409851

Previously MX for

tehranswitch.org

Subdomains

mail.tehranswitch.org

Same first word

tehranswitch.org

tehranswitch.com

DNS History

11 records (6 active, 5 former)

●NSns1.parspack.co2026-05-01 → 2026-05-10 · 3 obs

○ 2017-12-03 15:11:16
● 2026-05-01 00:29:36
● 2026-05-10 11:08:08

○NSns1.tejarathost.com2015-07-21 → 2017-12-03 · 4 obs

● 2015-07-21 09:20:32
● 2017-12-03 15:11:16
○ 2026-05-01 00:29:36
○ 2026-05-10 11:08:08

●NSns2.parspack.co2026-05-01 → 2026-05-10 · 3 obs

○ 2017-12-03 15:11:16
● 2026-05-01 00:29:36
● 2026-05-10 11:08:08

○NSns2.tejarathost.com2015-07-21 → 2017-12-03 · 4 obs

● 2015-07-21 09:20:32
● 2017-12-03 15:11:16
○ 2026-05-01 00:29:36
○ 2026-05-10 11:08:08

●NSns3.parspack.co2026-05-01 → 2026-05-10 · 3 obs

○ 2017-12-03 15:11:16
● 2026-05-01 00:29:36
● 2026-05-10 11:08:08

●NSns4.parspack.co2026-05-01 → 2026-05-10 · 3 obs

○ 2017-12-03 15:11:16
● 2026-05-01 00:29:36
● 2026-05-10 11:08:08

●MXmail.tehranswitch.org2026-05-01 → 2026-05-10 · 3 obs

○ 2017-12-03 15:11:16
● 2026-05-01 00:29:36
● 2026-05-10 11:08:08

○MXtehranswitch.org2015-07-21 → 2017-12-03 · 4 obs

● 2015-07-21 09:20:32
● 2017-12-03 15:11:16
○ 2026-05-01 00:29:36
○ 2026-05-10 11:08:08

○A138.201.69.442017-12-03 → 2017-12-03 · 4 obs

○ 2017-01-01 08:14:38
● 2017-12-03 15:11:16
○ 2026-05-01 00:29:36
○ 2026-05-10 11:08:08

●A45.139.11.2492026-05-01 → 2026-05-10 · 3 obs

○ 2017-12-03 15:11:16
● 2026-05-01 00:29:36
● 2026-05-10 11:08:08

○A5.9.94.342015-07-21 → 2017-01-01 · 4 obs

● 2015-07-21 09:20:32
● 2017-01-01 08:14:38
○ 2017-12-03 15:11:16
○ 2026-05-10 11:08:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
tehranswitch.org	ns3.parspack.co, ns4.parspack.co, ns1.parspack.co, ns2.parspack.co	-

✅ Authoritative Response

Server:159.69.192.28

NS records: ns3.parspack.co, ns4.parspack.co, ns1.parspack.co, ns2.parspack.co

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tehranswitch.org (unsigned zone)

⏱️ Timing

Total: 955ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.139.11.249`
NS	4	`ns1.parspack.co, ns4.parspack.co...`
MX	1	`mail.tehranswitch.org (pri: 10)`
TXT	1	`v=spf1 a:imailgw-t.getway.biz a:mailgw-t`
SOA	1	`ns1.parspack.co postmaster@tehranswitch.`

Analysis

Hierarchy

tehranswitch.org is the parent of mail.tehranswitch.org.

IP Addresses

tehranswitch.org resolves to a single IP: 45.139.11.249.

Other host names, for instance ikanlab.com, ferdowsibs.ir, fcic-co.com, mail.samantel.ir and ns2.dadehnama.com share IP numbers with tehranswitch.org.

Name Servers

tehranswitch.org is delegated to four name servers: ns1.parspack.co, ns2.parspack.co, ns3.parspack.co and ns4.parspack.co.

tehranswitch.org shares some name servers with other domains, for example shayansoft.ir, atilab.ir, 0y0.ir, balancesystem.ir and myrapfa.com.

Host names with three IP numbers

The host name ns1.parspack.co points to 185.208.172.38, 195.248.240.221 and 195.248.242.94.

Host names with two IP numbers

The host name ns2.parspack.co points to 185.202.113.178 and 185.208.172.38.

The host name ns4.parspack.co points to 142.202.48.132 and 195.248.242.89.

Host names with one IP number

The host name ns3.parspack.co points to 159.69.192.28.

Host names that point to 185.208.172.38

ns1.parspack.co and ns2.parspack.co

Mail Servers

tehranswitch.org is handled by a single mail server, mail.tehranswitch.org.

Host name mail.tehranswitch.org points to IP 45.139.11.249.

tehranswitch.org - robtex.com