`cyu.onl`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1f30^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:aef9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.31.48^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.249^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`leonard.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c336^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonard.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2336^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonard.ns.cloudflare.com`
		A	108.162.195.54^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	162.159.44.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	172.64.35.54^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
NS	`susan.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`susan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`susan.ns.cloudflare.com`
		A	108.162.194.199^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	162.159.38.199^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	172.64.34.199^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.31.48, 172.67.174.249
		IPv6 hints	2606:4700:3031::6815:1f30, 2606:4700:3033::ac43:aef9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=65, name=cloudflare-ech.com
SOA	`leonard.ns.cloudflare.com`dns@cloudflare.com serial=2408969817

`onl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.onl` ⭐
	NS	`a2.nic.onl`
	NS	`b0.nic.onl`
	NS	`c0.nic.onl`
	SOA	`a0.nic.onl`hostmaster@donuts.email serial=1785837426

⚠️ On DNS blocklist: spam-tlds

Same first word

cyu.net

cyu.ai

cyu.casino

cyu.fr

cyu.biz

cyu.com

cyu.com.co

cyu.jp

cyu.edu.cn

cyu.it

cyu.nl

cyu.ro

cyu.org

cyu.one

cyu.onl

cyu.ca

cyu.ru

cyu.in

cyu.ch

cyu.solutions

cyu.cn

cyu.de

cyu.be

cyu.co

cyu.pl

cyu.info

Similar names

uyc.me

ucy.ir

ycu.pl

uyc.de

cuy.pe

ucy.ac.uk

cuy.ru

yuc.de

ycu.eu

ucy.com

cuy.in

yuc.top

yuc.eu

ucy.io

ycu.edu.cn

yuc.org

cuy.cn

yuc.ch

yuc.ca

ucy.nl

yuc.us

ycu.ca

yuc.ru

ycu.net

cuy.ca

ycu.com.cn

ycu.org

ycu.org.uy

cuy.fr

ucy.de

yuc.co.uk

ucy.ru

cuy.es

uyc.net

ycu.com

ucy.co.za

yuc.net

ycu.ru

ycu.de

yuc.me

ycu.co

uyc.ca

yuc.cn

ucy.com.tr

ycu.com.uy

cuy.com.pe

ucy.ca

cuy.nl

yuc.nl

yuc.com.cn

uyc.cn

yuc.today

cuy.ch

yuc.wiki

yuc.com.tw

yuc.be

ycu.jp

ycu.in

uyc.nu

yuc.it

ycu.nl

uyc.org.uk

ycu.be

cuy.be

uyc.eu

cuy.dk

cuy.cl

ycu.ir

uyc.co

ucy.ac.id

ucy.ch

ucy.in

cuy.us

ucy.co.in

ucy.co

ucy.tv

ycu.cn

ucy.us

yuc.co.kr

uyc.it

ycu.me

yuc.jp

uyc.com

cuy.it

yuc.se

ucy.cn

uyc.cc

uyc.org

cuy.de

cuy.com.cn

yuc.in

cuy.com

ycu.jx.cn

uyc.in

ucy.ac.cy

yuc.fr

cuy.co

DNS History

10 records (6 active, 4 former)

●NSleonard.ns.cloudflare.com2026-07-12 → 2026-08-04 · 2 obs

● 2026-07-12 04:16:02
● 2026-08-04 10:48:20

●NSsusan.ns.cloudflare.com2026-07-12 → 2026-08-04 · 2 obs

● 2026-07-12 04:16:02
● 2026-08-04 10:48:20

●A104.21.31.482026-07-12 → 2026-08-04 · 3 obs

○ 2026-07-12 04:16:02
● 2026-07-12 05:32:26
● 2026-08-04 10:48:20

●A172.67.174.2492026-07-12 → 2026-08-04 · 3 obs

○ 2026-07-12 04:16:02
● 2026-07-12 05:32:26
● 2026-08-04 10:48:20

○A188.114.96.42026-07-12 → 2026-07-12 · 3 obs

● 2026-07-12 04:16:02
○ 2026-07-12 05:32:26
○ 2026-08-04 10:48:20

○A188.114.97.42026-07-12 → 2026-07-12 · 3 obs

● 2026-07-12 04:16:02
○ 2026-07-12 05:32:26
○ 2026-08-04 10:48:20

●A2606:4700:3031::6815:1f302026-07-12 → 2026-08-04 · 3 obs

○ 2026-07-12 04:16:02
● 2026-07-12 05:32:26
● 2026-08-04 10:48:20

●A2606:4700:3033::ac43:aef92026-07-12 → 2026-08-04 · 3 obs

○ 2026-07-12 04:16:02
● 2026-07-12 05:32:26
● 2026-08-04 10:48:20

○A2a06:98c1:3120::2026-07-12 → 2026-07-12 · 3 obs

● 2026-07-12 04:16:02
○ 2026-07-12 05:32:26
○ 2026-08-04 10:48:20

○A2a06:98c1:3121::2026-07-12 → 2026-07-12 · 3 obs

● 2026-07-12 04:16:02
○ 2026-07-12 05:32:26
○ 2026-08-04 10:48:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
onl	a0.nic.onl, a2.nic.onl, b0.nic.onl, c0.nic.onl	8 records
cyu.onl	leonard.ns.cloudflare.com, susan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.54

NS records: leonard.ns.cloudflare.com, susan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cyu.onl (unsigned zone)

⏱️ Timing

Total: 1755ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.31.48, 172.67.174.249`
AAAA	2	`2606:4700:3033::ac43:aef9, 2606:4700:3031::6815:1f30`
NS	2	`leonard.ns.cloudflare.com, susan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`leonard.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.onl, a2.nic.onl, b0.nic.onl...)

Analysis

IP Addresses

cyu.onl has four IP addresses: 104.21.31.48, 172.67.174.249, 2606:4700:3031::6815:1f30 and 2606:4700:3033::ac43:aef9.

anhdep24.net, bayhouselearners.co.uk, water.co.uk and two other host names share IP numbers with cyu.onl.

Name Servers

Two name servers handle the delegation for cyu.onl: leonard.ns.cloudflare.com and susan.ns.cloudflare.com.

cyu.onl uses the same name servers as several other domains — among them batchproducts.io, 55ups-update.za.com, sportclick.my and two more.

cyu.onl has at least partial name server overlap with other domains, such as 303pp.com, murdermysteryireland.com, (0x6675636b)nfpsi.info and two others.

These name servers tend to appear together with the name servers denver.ns.cloudflare.com, damon.ns.cloudflare.com and dom.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

leonard.ns.cloudflare.com resolves to 108.162.195.54, 162.159.44.54 and 172.64.35.54 among others, with 3 other IP addresses in total.

susan.ns.cloudflare.com resolves to 108.162.194.199, 162.159.38.199 and 172.64.34.199 among others, with 3 other IP addresses in total.

cyu.onl - robtex.com

cyu.onl

onl

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`cyu.onl`

`onl`