`mail.sysadmin.biz`

DNSSEC

⚠️ Not signed

`sysadmin.biz`

	DNSSEC	⚠️ Not signed
	A	54.215.31.113^{🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix}
	NS	`ns1.dyna-ns.net` ⭐
	NS	`ns2.dyna-ns.net`
	MX	`parkmail.dynadot.com` ⭐
	TXT	`v=spf1 mx ~all`
	SOA	`ns1.dyna-ns.net`hostmaster@sysadmin.biz 2026-03-17 #5

Previously MX for

sysadmin.biz

Same first word

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mail.co.nz

mail.sdscloud.pl

mail.az

mail.is

mail.gov.zw

mail.id

mail.tr

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mail.media

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mail.health

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mail.f5.si

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mail.mh

mail.gov.mw

mail.gov.bn

mail.mmafan.biz

mail.ky

mail.synology-diskstation.de

mail.schoolbus.jp

mail.cn.ua

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mail.rec.br

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liam.fm

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laim.com.ua

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aiml.biz

aiml.de

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lima.su

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mila.world

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DNS History

2 records (0 active, 2 former)

○A192.162.240.1512016-01-28 → 2016-05-30 · 4 obs

○ 2015-06-20 06:14:16
● 2016-01-28 19:55:12
● 2016-05-30 09:32:20
○ 2026-04-13 17:42:00

○A192.162.241.1172015-06-20 → 2015-06-20 · 3 obs

● 2015-06-20 06:14:16
○ 2016-01-28 19:55:12
○ 2026-04-13 17:42:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
biz	b.gtld.biz, m.gtld.biz, y.gtld.biz, w.gtld.biz...	-
sysadmin.biz	ns1.dyna-ns.net, ns2.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.25.5

NS records: ns1.dyna-ns.net, ns2.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysadmin.biz (unsigned zone)

⏱️ Timing

Total: 427ms | Queries: -

📄 Records

Type	Count	Sample Data

mail.sysadmin.biz - robtex.com