`mail.arunsystem.com`

DNSSEC	⚠️ Not signed
A	121.80.113.239^{🇯🇵 eo121.80.0.0/14 K-OPTI.COM}
		PTR	`121-80-113-239f1.nar1.eonet.ne.jp`

`arunsystem.com`

	DNSSEC	⚠️ Not signed
	NS	`ns1.value-domain.com` ⭐
	NS	`ns2.value-domain.com`
	NS	`ns3.value-domain.com` ⚠️ Not in zone NS records
	NS	`ns4.value-domain.com` ⚠️ Not in zone NS records
	NS	`ns5.value-domain.com` ⚠️ Not in zone NS records
	MX	`arunsystem.com` ⭐
	MX	`mail.arunsystem.com` ⭐
	TXT	`v=spf1 ip4:www.arunsystem.com ~all`
	SOA	`ns1.value-domain.com`hostmaster@arunsystem.com 2020-12-07 #17

MX for

arunsystem.com

Same first word

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

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mail.(0x6c6f6c697461)punk.jp

mail.sc

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mail.mw

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DNS History

4 records (1 active, 3 former)

○A101.143.162.1202016-01-13 → 2016-01-13 · 4 obs

○ 2015-10-20 06:27:38
● 2016-01-13 18:55:20
○ 2016-05-09 11:38:24
○ 2026-04-13 15:03:12

●A121.80.113.2392026-04-08 → 2026-04-13 · 3 obs

○ 2016-05-09 11:38:24
● 2026-04-08 18:40:34
● 2026-04-13 15:03:12

○A59.190.85.2072016-05-09 → 2016-05-09 · 4 obs

○ 2016-01-13 18:55:20
● 2016-05-09 11:38:24
○ 2026-04-08 18:40:34
○ 2026-04-13 15:03:12

○A59.190.85.932015-05-26 → 2015-10-20 · 4 obs

● 2015-05-26 17:43:20
● 2015-10-20 06:27:38
○ 2016-01-13 18:55:20
○ 2026-04-13 15:03:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
arunsystem.com	ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com...	5 records

✅ Authoritative Response

Server:172.64.52.38

NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arunsystem.com (unsigned zone)

⏱️ Timing

Total: 478ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.80.113.239`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com...)

Analysis

Mail Server Role

mail.arunsystem.com serves as the mail server for arunsystem.com.

arunsystem.com is commonly used as a mail server with mail.arunsystem.com.

IP Addresses

mail.arunsystem.com resolves to a single IP address: 121.80.113.239.

Other host names, for instance 121-80-113-239f1.nar1.eonet.ne.jp, share IP numbers with mail.arunsystem.com.

mail.arunsystem.com - robtex.com