sysadmin.fi - dns.ninja

`sysadmin.fi`

DNSSEC	⚠️ Not signed
NS	`ns1.he.net` ⭐
		A	2001:470:100::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
		A	216.218.130.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns1.he.net`
NS	`ns2.he.net`
		A	2001:470:200::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
		A	216.218.131.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
NS	`ns3.he.net`
		A	2001:470:300::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
		A	216.218.132.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
NS	`ns4.he.net`
		A	2001:470:400::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
		A	216.66.1.2^{🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
NS	`ns5.he.net`
		A	2001:470:500::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
		A	216.66.80.18^{🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=5ab7b29b0700e4c922f1d14859cc72d6ead5df4b`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
SOA	`ns1.he.net`hostmaster@he.net 2022-07-26 #8

`fi`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.fi` ⭐
	NS	`b.fi`
	NS	`c.fi`
	NS	`d.fi`
	NS	`e.fi`
	NS	`f.fi`
	NS	`g.fi`
	NS	`i.fi`
	NS	`j.fi`
	NS	`k.fi`
	TXT	`https://domain.fi/`
	TXT	`whois.fi`
	SOA	`a.fi`fi-domain-tech@ficora.fi 2026-06-07 #40

Same first word

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Similar names

DNS History

15 records (7 active, 8 former)

○NSa.ns-1.org2015-08-25 → 2017-08-30 · 4 obs

● 2015-08-25 19:24:10
● 2017-08-30 10:10:24
○ 2021-10-27 03:44:46
○ 2026-06-07 10:21:04

○NSb.ns-2.org2015-08-25 → 2017-08-30 · 4 obs

● 2015-08-25 19:24:10
● 2017-08-30 10:10:24
○ 2021-10-27 03:44:46
○ 2026-06-07 10:21:04

●NSns1.he.net2021-10-27 → 2026-06-07 · 3 obs

○ 2017-08-30 10:10:24
● 2021-10-27 03:44:46
● 2026-06-07 10:21:04

●NSns2.he.net2021-10-27 → 2026-06-07 · 3 obs

○ 2017-08-30 10:10:24
● 2021-10-27 03:44:46
● 2026-06-07 10:21:04

●NSns3.he.net2021-10-27 → 2026-06-07 · 3 obs

○ 2017-08-30 10:10:24
● 2021-10-27 03:44:46
● 2026-06-07 10:21:04

●NSns4.he.net2021-10-27 → 2026-06-07 · 3 obs

○ 2017-08-30 10:10:24
● 2021-10-27 03:44:46
● 2026-06-07 10:21:04

●NSns5.he.net2021-10-27 → 2026-06-07 · 3 obs

○ 2017-08-30 10:10:24
● 2021-10-27 03:44:46
● 2026-06-07 10:21:04

○MXalt1.aspmx.l.google.com2015-08-25 → 2021-10-27 · 4 obs

● 2015-08-25 19:24:10
● 2021-10-27 03:44:46
○ 2026-02-25 06:18:58
○ 2026-06-07 10:21:04

○MXalt2.aspmx.l.google.com2015-08-25 → 2021-10-27 · 4 obs

● 2015-08-25 19:24:10
● 2021-10-27 03:44:46
○ 2026-02-25 06:18:58
○ 2026-06-07 10:21:04

○MXaspmx.l.google.com2015-08-25 → 2021-10-27 · 4 obs

● 2015-08-25 19:24:10
● 2021-10-27 03:44:46
○ 2026-02-25 06:18:58
○ 2026-06-07 10:21:04

○MXaspmx2.googlemail.com2015-08-25 → 2021-10-27 · 4 obs

● 2015-08-25 19:24:10
● 2021-10-27 03:44:46
○ 2026-02-25 06:18:58
○ 2026-06-07 10:21:04

○MXaspmx3.googlemail.com2015-08-25 → 2021-10-27 · 4 obs

● 2015-08-25 19:24:10
● 2021-10-27 03:44:46
○ 2026-02-25 06:18:58
○ 2026-06-07 10:21:04

●MXmail.protonmail.ch2026-02-25 → 2026-06-07 · 3 obs

○ 2021-10-27 03:44:46
● 2026-02-25 06:18:58
● 2026-06-07 10:21:04

●MXmailsec.protonmail.ch2026-02-25 → 2026-06-07 · 3 obs

○ 2021-10-27 03:44:46
● 2026-02-25 06:18:58
● 2026-06-07 10:21:04

○A91.90.50.22015-08-25 → 2017-08-30 · 4 obs

● 2015-08-25 19:24:10
● 2017-08-30 10:10:24
○ 2021-10-27 03:44:46
○ 2026-06-07 10:21:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fi	a.fi, b.fi, c.fi, d.fi...	-
sysadmin.fi	ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net...	-

✅ Authoritative Response

Server:216.218.130.2

NS records: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net, ns5.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysadmin.fi (unsigned zone)

⏱️ Timing

Total: 1216ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	5	`ns2.he.net, ns5.he.net...`
MX	2	`mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10)`
TXT	2	`v=spf1 include:_spf.protonmail.ch mx ~al, protonmail-verification=5ab7b29b0700e4c9`
SOA	1	`ns1.he.net hostmaster.he.net`

Analysis

Name Servers

The zone sysadmin.fi is authoritative on 5 name servers: ns1.he.net, ns2.he.net, ns3.he.net and two additional ones.

At least some of sysadmin.fi's name servers are shared with other domains, for example masquerade.email, proyectosmarsa.com.pe, redlab-i.ru and two more.

These name servers tend to be deployed in combination with the name servers ns4.he.net and ns5.he.net.

Host names with two IP numbers:

ns1.he.net resolves to two addresses: 216.218.130.2 and 2001:470:100::2.

ns2.he.net resolves to two addresses: 216.218.131.2 and 2001:470:200::2.

ns3.he.net resolves to two addresses: 216.218.132.2 and 2001:470:300::2.

ns4.he.net resolves to two addresses: 216.66.1.2 and 2001:470:400::2.

ns5.he.net resolves to two addresses: 216.66.80.18 and 2001:470:500::2.

Mail Servers

sysadmin.fi has two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

sysadmin.fi shares the same mail server setup as other domains, including 21picas.com, poole.ie, paulcappelli.net and two others.

sysadmin.fi shares mail servers — at least in part — with other domains, including brainmush.com, uniondown.com, fpn.net.au and two others.

The hosts mail.protonmail.ch and mailsec.protonmail.ch both resolve to three IP numbers: mail.protonmail.ch to 176.119.200.128, 185.70.42.128 and 185.205.70.128, and mailsec.protonmail.ch to 176.119.200.129, 185.70.42.129 and 185.205.70.129.