`study.fi`

CNAME	`russian.fi`
DNSSEC	⚠️ Not signed
A	80.221.23.126^{🇫🇮 TSF-IP-Core80.220.0.0/14 DN-080220-BLOCK Telia Finland Oyj}
		PTR	`dsl-hkibng12-50dd17-126.dhcp.telia.fi`
NS	`ns1.suomitech.fi` ⭐
		A	80.221.23.126^{🇫🇮 TSF-IP-Core80.220.0.0/14 DN-080220-BLOCK Telia Finland Oyj}
			PTR	`dsl-hkibng12-50dd17-126.dhcp.telia.fi`
NS	`ns2.suomitech.fi`
		A	194.157.42.122^{🇫🇮 ELISA-AS194.157.0.0/16 Elisa Oyj}
			PTR	`posti.suomitech.fi`
MX	`posti.suomitech.fi` ⭐
		A	194.157.42.122^{🇫🇮 ELISA-AS194.157.0.0/16 Elisa Oyj}
			PTR	`posti.suomitech.fi`
TXT	`v=spf1 mx a ip4:194.157.42.122 -all`
TXT	`google-site-verification=WwQC-JOV5C3t09QPAdlIVyg6cNqrrbj13VI3HymoGPs`
TXT	`google-site-verification=fz75Q1v8q0MPG9HKcbqc_2IT8F-l1e0pLtZ5VDfRNmg`
SOA	`ns1.suomitech.fi`root@russian.fi serial=20260125

`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	`whois.fi`
	TXT	`https://domain.fi/`
	SOA	`a.fi`fi-domain-tech@ficora.fi 2026-06-01 #9

WOT: SAFE (60/100)

PTR for

185.76.217.91.in-addr.arpa

Same first word

study.uk.net

study.company

study.lu

study.place

study.ua

study.my

study.gov.pl

study.foundation

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study.agency

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study.com

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study.brussels

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study

study.mx

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study.direct

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study.cm

study.kg

study.tw

study.run

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study.biz

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study.ne.jp

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study.express

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study.ne.kr

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study.bet

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study.boats

study.lv

study.su

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study.mobi

study.group

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study.skin

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study.to

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study.by

study.com.mx

study.gr

study.at

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study.kiev.ua

study.support

study.fi

study.credit

study.church

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study.net

study.team

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study.com.pk

study.sk

study.monash

study.ca

study.ac.id

study.help

study.tj

study.technology

study.beauty

study.tube

study.guide

study.id

study.ltd

study.black

study.cat

study.us

study.org

study.directory

study.nl

study.dk

study.tours

study.kz

study.com.pl

study.de

study.edu.vn

Similar names

stydu.ru

tudsy.online

tydus.it

dusty.dyndns.org

dusty.ca

dusty.co

sduty.com

tydus.net

duyts.nl

dusty.org

dusty.codes

dutys.com

duyts.amsterdam

dusty.se

dusty.cz

dusty.readthedocs.io

dusty.gr

dusty.no

dusty.page

stduy.com

dusty.wtf

dusty.tv

dusty.ru

DNS History

7 records (3 active, 4 former)

●NSns1.suomitech.fi2015-05-25 → 2026-06-01 · 2 obs

● 2015-05-25 23:29:50
● 2026-06-01 00:15:18

●NSns2.suomitech.fi2015-05-25 → 2026-06-01 · 2 obs

● 2015-05-25 23:29:50
● 2026-06-01 00:15:18

○MXfe.mail.saunalahti.fi2015-05-25 → 2016-12-28 · 4 obs

● 2015-05-25 23:29:50
● 2016-12-28 06:13:04
○ 2017-10-19 13:10:14
○ 2026-06-01 00:15:18

○MXmmx.suomitech.fi2017-10-19 → 2017-10-19 · 4 obs

○ 2016-12-28 06:13:04
● 2017-10-19 13:10:14
○ 2026-02-26 12:39:26
○ 2026-06-01 00:15:18

○MXmq01.mail.saunalahti.fi2015-05-25 → 2016-12-28 · 4 obs

● 2015-05-25 23:29:50
● 2016-12-28 06:13:04
○ 2017-10-19 13:10:14
○ 2026-06-01 00:15:18

○A178.63.80.1472015-05-25 → 2017-10-19 · 4 obs

● 2015-05-25 23:29:50
● 2017-10-19 13:10:14
○ 2026-02-26 12:39:26
○ 2026-06-01 00:15:18

●CNAMErussian.fi2026-02-26 → 2026-06-01 · 2 obs

● 2026-02-26 12:39:26
● 2026-06-01 00:15:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fi	d.fi, c.fi, k.fi, e.fi...	-
study.fi	ns1.suomitech.fi, ns2.suomitech.fi	2 records

✅ Authoritative Response

Server:80.221.23.126

NS records: ns1.suomitech.fi, ns2.suomitech.fi

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.fi (unsigned zone)

⏱️ Timing

Total: 1073ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`russian.fi`
SOA	1	`ns1.suomitech.fi root.study.fi`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.suomitech.fi, ns2.suomitech.fi)

Analysis

IP Addresses

study.fi resolves to one IP address: 80.221.23.126.

ns1.suomitech.fi, www.suomitech.fi, dsl-hkibng12-50dd17-126.dhcp.telia.fi and two other host names share IP numbers with study.fi.

Name Servers

DNS delegation for study.fi points to two name servers: ns1.suomitech.fi and ns2.suomitech.fi.

study.fi uses the same name servers as several other domains — among them sklad.fi, suomitech.fi, peus.fi and two more.

ns1.suomitech.fi directs to 80.221.23.126 and ns2.suomitech.fi directs to 194.157.42.122; each host name points to exactly one IP number.

Mail Servers

Mail for study.fi is handled by a single mail server, posti.suomitech.fi.

study.fi uses the same mail servers as other domains — for example doska.fi, russian.fi and suomitech.fi.

posti.suomitech.fi has exactly one IP number: 194.157.42.122.

study.fi - robtex.com

study.fi

fi