study.eu - dns.ninja

`study.eu`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:a83f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1a52^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.82^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.168.63^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`celine.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2662^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c262^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`celine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2262^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`celine.ns.cloudflare.com`
		A	108.162.194.98^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	162.159.38.98^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	172.64.34.98^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
NS	`mack.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c25^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c325^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mack.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2325^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mack.ns.cloudflare.com`
		A	108.162.195.37^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
		A	162.159.44.37^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
		A	172.64.35.37^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
MX	`v087303.kasserver.com` ⭐
		A	85.13.137.137^{🇩🇪 NMM-AS85.13.137.0/24 Neue Medien Muennich}
			PTR	`dd16608.kasserver.com`
TXT	`google-site-verification=9sv6t--Xh8SiHr58R3chJHOJVHixvhn6jBK8Qzc9Z9U`
TXT	`google-site-verification=WmRFv4TBiiNsPDY2s3CFMkAaUXcpKg0jZBpPTuKPUo4`
TXT	`v=spf1 a mx include:_spf.mlsend.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.26.82, 172.67.168.63
		IPv6 hints	2606:4700:3030::ac43:a83f, 2606:4700:3037::6815:1a52
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=254, name=cloudflare-ech.com
SOA	`celine.ns.cloudflare.com`dns@cloudflare.com serial=2402768941

`eu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`si.dns.eu` ⭐
	NS	`be.dns.eu`
	NS	`w.dns.eu`
	NS	`x.dns.eu`
	NS	`y.dns.eu`
	SOA	`si.dns.eu`tech@eurid.eu serial=1124866899

rank #90456 globally
rank #382 in the tld
📈 Tranco rank: #231,901

Subdomains

www.study.eu

Same first word

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study.cash

study.cheap

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study.by

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study.foundation

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study

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study.no

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study.bet

study.life

study.training

study.boats

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study.su

study.academy

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dusty.codes

dutys.com

duyts.amsterdam

dusty.se

dusty.cz

dusty.readthedocs.io

dusty.gr

dusty.no

dusty.page

stduy.com

dusty.wtf

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ystud.com

dusty.com

tydus.com

dusty.ee

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dstuy.com

dusty.co.uk

study.mobi

dusty.it

study.group

study.ly

DNS History

11 records (7 active, 4 former)

●NSceline.ns.cloudflare.com2026-04-25 → 2026-06-04 · 3 obs

○ 2026-04-22 18:55:04
● 2026-04-25 06:37:36
● 2026-06-04 10:18:22

●NSmack.ns.cloudflare.com2026-04-25 → 2026-06-04 · 3 obs

○ 2026-04-22 18:55:04
● 2026-04-25 06:37:36
● 2026-06-04 10:18:22

○NSns5.kasserver.com2017-09-15 → 2026-04-22 · 4 obs

● 2017-09-15 14:29:12
● 2026-04-22 18:55:04
○ 2026-04-25 06:37:36
○ 2026-06-04 10:18:22

○NSns6.kasserver.com2017-09-15 → 2026-04-22 · 4 obs

● 2017-09-15 14:29:12
● 2026-04-22 18:55:04
○ 2026-04-25 06:37:36
○ 2026-06-04 10:18:22

●MXv087303.kasserver.com2017-09-15 → 2026-06-04 · 2 obs

● 2017-09-15 14:29:12
● 2026-06-04 10:18:22

●A104.21.26.822026-04-25 → 2026-06-04 · 3 obs

○ 2026-04-22 18:55:04
● 2026-04-25 06:37:36
● 2026-06-04 10:18:22

●A172.67.168.632026-04-25 → 2026-06-04 · 3 obs

○ 2026-04-22 18:55:04
● 2026-04-25 06:37:36
● 2026-06-04 10:18:22

●A2606:4700:3030::ac43:a83f2026-04-25 → 2026-06-04 · 3 obs

○ 2026-04-22 18:55:04
● 2026-04-25 06:37:36
● 2026-06-04 10:18:22

●A2606:4700:3037::6815:1a522026-04-25 → 2026-06-04 · 3 obs

○ 2026-04-22 18:55:04
● 2026-04-25 06:37:36
● 2026-06-04 10:18:22

○A85.13.137.1372026-03-10 → 2026-04-22 · 5 obs

○ 2017-09-15 14:29:12
● 2026-03-10 17:56:18
● 2026-04-22 18:55:04
○ 2026-04-25 06:37:36
○ 2026-06-04 10:18:22

○A85.13.154.62017-09-15 → 2017-09-15 · 3 obs

● 2017-09-15 14:29:12
○ 2026-03-10 17:56:18
○ 2026-06-04 10:18:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...	-
study.eu	mack.ns.cloudflare.com, celine.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.37

NS records: mack.ns.cloudflare.com, celine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.eu (unsigned zone)

⏱️ Timing

Total: 537ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.168.63, 104.21.26.82`
AAAA	2	`2606:4700:3037::6815:1a52, 2606:4700:3030::ac43:a83f`
NS	2	`celine.ns.cloudflare.com, mack.ns.cloudflare.com`
MX	1	`v087303.kasserver.com (pri: 10)`
TXT	3	`google-site-verification=9sv6t--Xh8SiHr5, google-site-verification=WmRFv4TBiiNsPDY...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`celine.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

study.eu is the parent zone for www.study.eu.

IP Addresses

study.eu resolves to 4 IP numbers: 104.21.26.82, 172.67.168.63, 2606:4700:3030::ac43:a83f and 2606:4700:3037::6815:1a52.

Additional host names — jsykyb.com, www.nutrinews.com, humanwell.ccwu.cc and two others — share IP numbers with study.eu.

Name Servers

DNS delegation for study.eu points to two name servers: celine.ns.cloudflare.com and mack.ns.cloudflare.com.

study.eu shares its name server setup with other domains, including hillside.com.br, santadoroteia-rs.com.br, thedallascc.org and two others.

study.eu partially shares its NS delegation with several other domains, including cctinfotech.co.uk, hi88t2.store, gabriellesayer.com and two others.

These name servers regularly co-occur with the name servers miles.ns.cloudflare.com, lovisa.ns.cloudflare.com and ivan.ns.cloudflare.com.

Host names with 6 IP numbers:

The hostname celine.ns.cloudflare.com resolves to 108.162.194.98, 162.159.38.98, 172.64.34.98 and three additional IP addresses.

The hostname mack.ns.cloudflare.com resolves to 108.162.195.37, 162.159.44.37, 172.64.35.37 and three additional IP addresses.

Mail Servers

study.eu has one mail server: v087303.kasserver.com.

study.eu shares the same mail server setup as other domains, including financial-modelling.net, studying-in-finland.com, brickubus.com and two others.

v087303.kasserver.com has exactly one IP number: 85.13.137.137.