`cybersecurity.study`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5531^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:ca76^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.49^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.118^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dave.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dave.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dave.ns.cloudflare.com`
		A	108.162.193.109^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	172.64.33.109^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	173.245.59.109^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
NS	`pam.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
MX	`vade-in1.mail.dreamhost.com` ⭐
		A	64.90.62.163^{🇺🇸 AS2634764.90.32.0/19 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES}
			PTR	`fltr-in1.mail.dreamhost.com`
MX	`vade-in2.mail.dreamhost.com`⁽¹⁰⁾
		A	64.90.62.164^{🇺🇸 AS2634764.90.32.0/19 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES}
			PTR	`fltr-in2.mail.dreamhost.com`
TXT	`v=spf1 include:spf.mailjet.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.85.49, 172.67.202.118
		IPv6	2606:4700:3033::6815:5531, 2606:4700:3033::ac43:ca76
SOA	`dave.ns.cloudflare.com`dns@cloudflare.com serial=2397102250

`study`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.study` ⭐
	NS	`b.nic.study`
	NS	`c.nic.study`
	NS	`x.nic.study`
	NS	`y.nic.study`
	NS	`z.nic.study`
	SOA	`a.nic.study`admin@tldns.godaddy serial=1773814215

Subdomains

www.cybersecurity.study

Same first word

cybersecurity.exposed

cybersecurity.sk

cybersecurity.mv

cybersecurity.su

cybersecurity.lt

cybersecurity.dk

cybersecurity.army

cybersecurity.fi

cybersecurity.business

cybersecurity.art

cybersecurity.eu

cybersecurity.com.pk

cybersecurity.lucca.it

cybersecurity.media

cybersecurity.my

cybersecurity.hk

cybersecurity.us

cybersecurity.ch

cybersecurity.ru

cybersecurity.run

cybersecurity.mk

cybersecurity.ltd

cybersecurity.zone

cybersecurity.site

cybersecurity.org

cybersecurity.onl

cybersecurity.sa

cybersecurity.al

cybersecurity.study

cybersecurity.mba

cybersecurity.co.uk

cybersecurity.buzz

cybersecurity.clinic

cybersecurity.training

cybersecurity.services

cybersecurity.es

cybersecurity.insure

cybersecurity.gov

cybersecurity.legal

cybersecurity.computer

cybersecurity.cloud

cybersecurity.group

cybersecurity.or.at

cybersecurity.bg

cybersecurity.pistoia.it

cybersecurity.red

cybersecurity.tips

cybersecurity.repair

cybersecurity.nu

cybersecurity.abbott

cybersecurity.center

cybersecurity.host

cybersecurity.bio

cybersecurity.plus

cybersecurity.engineering

cybersecurity.dev

cybersecurity.eu.org

cybersecurity.vn

cybersecurity.com

cybersecurity.gov.gh

cybersecurity.online

cybersecurity.in

cybersecurity.science

cybersecurity.nyc

cybersecurity.tv

cybersecurity.org.my

cybersecurity.direct

cybersecurity.enterprises

cybersecurity.azurefd.net

cybersecurity.wtf

cybersecurity.com.au

cybersecurity.global

cybersecurity.ws

cybersecurity.space

cybersecurity.theater

cybersecurity.ca

cybersecurity.gr

cybersecurity.nl

cybersecurity.marketing

cybersecurity.ventures

cybersecurity.gov.ng

cybersecurity.world

Similar names

cybersecuirty.com

rebycsecurity.net

rebycsecurity.com

DNS History

12 records (8 active, 4 former)

●NSdave.ns.cloudflare.com2018-12-14 → 2026-03-18 · 2 obs

● 2018-12-14 11:32:30
● 2026-03-18 06:38:54

●NSpam.ns.cloudflare.com2018-12-14 → 2026-03-18 · 2 obs

● 2018-12-14 11:32:30
● 2026-03-18 06:38:54

●MXvade-in1.mail.dreamhost.com2018-12-14 → 2026-03-18 · 2 obs

● 2018-12-14 11:32:30
● 2026-03-18 06:38:54

●MXvade-in2.mail.dreamhost.com2018-12-14 → 2026-03-18 · 2 obs

● 2018-12-14 11:32:30
● 2026-03-18 06:38:54

●A104.21.85.492026-03-02 → 2026-03-18 · 3 obs

○ 2018-12-14 11:32:30
● 2026-03-02 08:48:20
● 2026-03-18 06:38:54

○A104.27.174.942018-12-14 → 2018-12-14 · 3 obs

● 2018-12-14 11:32:30
○ 2026-03-02 08:48:20
○ 2026-03-18 06:38:54

○A104.27.175.942018-12-14 → 2018-12-14 · 3 obs

● 2018-12-14 11:32:30
○ 2026-03-02 08:48:20
○ 2026-03-18 06:38:54

●A172.67.202.1182026-03-02 → 2026-03-18 · 3 obs

○ 2018-12-14 11:32:30
● 2026-03-02 08:48:20
● 2026-03-18 06:38:54

○A2606:4700:30::681b:ae5e2018-12-14 → 2018-12-14 · 3 obs

● 2018-12-14 11:32:30
○ 2026-03-02 08:48:20
○ 2026-03-18 06:38:54

○A2606:4700:30::681b:af5e2018-12-14 → 2018-12-14 · 3 obs

● 2018-12-14 11:32:30
○ 2026-03-02 08:48:20
○ 2026-03-18 06:38:54

●A2606:4700:3033::6815:55312026-03-02 → 2026-03-18 · 3 obs

○ 2018-12-14 11:32:30
● 2026-03-02 08:48:20
● 2026-03-18 06:38:54

●A2606:4700:3033::ac43:ca762026-03-02 → 2026-03-18 · 3 obs

○ 2018-12-14 11:32:30
● 2026-03-02 08:48:20
● 2026-03-18 06:38:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
study	a.nic.study, b.nic.study, c.nic.study, x.nic.study...	12 records
cybersecurity.study	pam.ns.cloudflare.com, dave.ns.cloudflare.com	-

✅ Authoritative Response

Server: 173.245.58.138

NS records: pam.ns.cloudflare.com, dave.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cybersecurity.study (unsigned zone)

⏱️ Timing

Total: 823ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.85.49, 172.67.202.118`
AAAA	2	`2606:4700:3033::ac43:ca76, 2606:4700:3033::6815:5531`
NS	2	`dave.ns.cloudflare.com, pam.ns.cloudflare.com`
MX	2	`vade-in1.mail.dreamhost.com (pri: 0), vade-in2.mail.dreamhost.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mailjet.com ?all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dave.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.study, a.nic.study, b.nic.study...)

Analysis

Hierarchy

cybersecurity.study is a parent of www.cybersecurity.study.

IP Addresses

cybersecurity.study points to four IP numbers: 2606:4700:3033::6815:5531, 2606:4700:3033::ac43:ca76, 104.21.85.49 and 172.67.202.118.

Other host names, for instance jaluzi-verend.ru, adsengineer.com, 770zz.com, movementsociety.com and gpsengineering.co.uk share IP numbers with cybersecurity.study.

Name Servers

Delegation for cybersecurity.study rests with two name servers, dave.ns.cloudflare.com and pam.ns.cloudflare.com.

cybersecurity.study shares the same name server setup as other domains, including shift4shop.com, nod32tw.com, nod32.com.hk, 16escalones.es and mb-technology.at.

cybersecurity.study at least partially shares name servers with other domains, for instance alzmd.com, learnbycode.com, emergentdrift.com, getprostatesupport.com and portalangop.co.ao.

these name servers are commonly used with mimi.ns.cloudflare.com, dana.ns.cloudflare.com and vasilii.ns.cloudflare.com.

Host names with six IP numbers: dave.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6d, 2803:f800:50::6ca2:c16d, 2a06:98c1:50::ac40:216d, 108.162.193.109, 172.64.33.109 and 173.245.59.109. pam.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8a, 2803:f800:50::6ca2:c08a, 2a06:98c1:50::ac40:208a, 108.162.192.138, 172.64.32.138 and 173.245.58.138.

Mail Servers

cybersecurity.study is handled by two mail servers: vade-in1.mail.dreamhost.com and vade-in2.mail.dreamhost.com.

cybersecurity.study uses the same mail server configuration as other domains, such as wygraland.pl, sprinklerage.com, ignasigiro.com, stonemountainumc.org and canyonhead.com.

cybersecurity.study shares mail servers with other domains at least in part, for instance sewcraftystudio.com, dggb.com.br, healingnoni.com, heealthy.com and tivitystyle.com.

Host names with one IP number: vade-in1.mail.dreamhost.com points to 64.90.62.163; vade-in2.mail.dreamhost.com points to 64.90.62.164.

cybersecurity.study - robtex.com