mail.studycode.net - dns.ninja

`mail.studycode.net`

CNAME	`ghs.googlehosted.com`
DNSSEC	⚠️ Not signed
A	2a00:1450:4009:c0f::79^{🇬🇧 Google2a00:1450:4009::/48}
		PTR	`yulhrs-in-f121.1e100.net`
A	192.178.223.121^{🇺🇸 Google192.178.223.0/24}

`studycode.net`

	DNSSEC	⚠️ Not signed
	A	75.2.78.234^{🇺🇸 Amazon75.2.64.0/20}
	A	99.83.212.192^{🇺🇸 Amazon99.83.208.0/20}
	NS	`ns1.kr` ⭐
	NS	`ns2.kr`
	NS	`ns8.kr`
	NS	`ns9.kr`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
	TXT	`v=spf1 ip4:14.63.219.136 ip4:14.49.41.228 include:_spf.google.com ~all`
	SOA	`ns1.kr`root@smileserv.com 2012-10-19 #40

Previously MX for

studycode.net

Same first word

mail.host

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mail.management

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mail.ltd

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mail.(0x7075737379)cat.jp

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mail.co.za

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mail.ac.me

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mail.gov.vc

mail.realm.cz

mail.vu

mail.trading

mail.center

mail.fi

mail.kg

mail.mayfirst.org

mail.systems

mail.itigo.jp

mail.cl

mail.vc

mail.babymilk.jp

mail.gov.by

mail.chat

mail.camera

mail.style

mail.altervista.org

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mail.awsapps.com

mail.biz

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mail.jetzt

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mail.myeffect.net

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mail.123hjemmeside.dk

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mail.fo

mail.expert

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mail.team

mail.com.ru

mail.tn

mail.serveftp.com

mail.by

mail.peewee.jp

mail.virtualuser.de

mail.charity

mail.exchange

mail.live

mail.lk3.ru

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

mail.net.ph

mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

mail.info.pl

mail.community

mail.cleaning

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.st

mail.tools

mail.sy

mail.li

mail.rw

mail.vision

mail.sk

mail.at

mail.surf

mail.gov.ge

mail.dating

mail.travel

mail.td

mail.nr

mail.nrw

mail.xyz

mail.loginto.me

mail.bio

mail.dk

mail.main.jp

mail.graphics

mail.lc

mail.city

mail.yt

mail.watch

mail.lomo.jp

mail.lu

mail.tel

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

mail.co.uk

mail.net.mk

mail.rj.gov.br

mail.freedesktop.org

mail.direct

mail.yandex

mail.sh.cn

mail.vacations

mail.my

mail.gov.mz

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iaml.de

amil.co.il

mail.rec.br

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liam.fm

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mail.nra

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amil.life

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mail.radio.fm

mail.od.ua

aiml.biz

DNS History

23 records (1 active, 22 former)

○A173.194.206.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A173.194.67.1212015-11-06 → 2015-11-06 · 4 obs

○ 2015-04-20 16:48:16
● 2015-11-06 00:54:48
○ 2016-01-26 23:20:16
○ 2026-08-01 09:51:42

○A173.194.72.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2404:6800:4003:c00::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2404:6800:4008:c01::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2404:6800:4008:c04::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2607:f8b0:400d:c08::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2607:f8b0:400e:c02::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2607:f8b0:400e:c04::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2800:3f0:4003:c00::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2a00:1450:400b:c02::792015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A2a00:1450:400c:c05::792015-11-06 → 2015-11-06 · 4 obs

○ 2015-04-20 16:48:16
● 2015-11-06 00:54:48
○ 2016-01-26 23:20:16
○ 2026-08-01 09:51:42

○A2a00:1450:400c:c07::792016-01-26 → 2016-01-26 · 4 obs

○ 2015-11-06 00:54:48
● 2016-01-26 23:20:16
○ 2016-04-21 00:33:30
○ 2026-08-01 09:51:42

○A2a00:1450:4013:c00::792016-04-21 → 2016-04-21 · 4 obs

○ 2016-01-26 23:20:16
● 2016-04-21 00:33:30
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A64.233.186.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A74.125.129.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A74.125.133.1212016-01-26 → 2016-01-26 · 4 obs

○ 2015-11-06 00:54:48
● 2016-01-26 23:20:16
○ 2016-04-21 00:33:30
○ 2026-08-01 09:51:42

○A74.125.200.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A74.125.204.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A74.125.206.1212016-04-21 → 2016-04-21 · 4 obs

○ 2016-01-26 23:20:16
● 2016-04-21 00:33:30
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A74.125.24.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

○A74.125.28.1212015-04-20 → 2015-04-20 · 3 obs

● 2015-04-20 16:48:16
○ 2026-06-19 09:06:44
○ 2026-08-01 09:51:42

●CNAMEghs.googlehosted.com2015-04-20 → 2026-08-01 · 2 obs

● 2015-04-20 16:48:16
● 2026-08-01 09:51:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	c.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...	-
studycode.net	ns1.kr, ns2.kr, ns8.kr, ns9.kr	-

✅ Authoritative Response

Server:115.68.62.222

NS records: ns1.kr, ns2.kr, ns8.kr, ns9.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studycode.net (unsigned zone)

⏱️ Timing

Total: 1259ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`ghs.googlehosted.com`

Analysis

IP Addresses

mail.studycode.net points to the IP addresses 192.178.223.121 and 2a00:1450:4009:c0f::79

pub-8836649323060607.afd.ghs.google.com, pub-5997483343488057.afd.ghs.google.com, pub-5056995867560273.afd.ghs.google.com and two other host names share IP numbers with mail.studycode.net.