4cs.fail - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`4cs.fail`

DNSSEC	⚠️ Not signed
A	45.199.188.12 ✓ In HTTPS hints
NS	`bayan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c148^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bayan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2148^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bayan.ns.cloudflare.com`
		A	108.162.193.72^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	172.64.33.72^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	173.245.59.72^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
NS	`nia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nia.ns.cloudflare.com`
		A	108.162.192.210^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	172.64.32.210^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	173.245.58.210^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
TXT	`google-site-verification=u513xcevWRIWzoy-Aw0WyZWZ0uiyUdgBNwwRqsvpoYc yandex-v...`
TXT	`yandex-verification: 09ac267b150f510f`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	45.199.188.12
SOA	`bayan.ns.cloudflare.com`dns@cloudflare.com serial=2410362959

`fail`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.fail` ⭐
	NS	`v0n1.nic.fail`
	NS	`v0n2.nic.fail`
	NS	`v0n3.nic.fail`
	NS	`v2n0.nic.fail`
	NS	`v2n1.nic.fail`
	SOA	`v0n0.nic.fail`hostmaster@donuts.email serial=1786967212

⚠️ On DNS blocklist: tif

Same first word

4cs.co.jp

4cs.ai

4cs.com

4cs.cz

4cs.info

4cs.jp

4cs.in

4cs.at

4cs.org

4cs.sakura.ne.jp

4cs.net

4cs.ch

4cs.ru

4cs.it

4cs.us

4cs.org.au

4cs.pt

4cs.biz

4cs.nl

4cs.pl

4cs.church

4cs.eu

4cs.de

4cs.fail

Similar names

s4c.online

c4s.at

s4c.dk

sc4.com

cs4.me

4sc.ca

cs4.com

s4c.cn

c4s.co.za

s4c.tv

cs4.biz

s4c.com.br

s4c.at

s4c.cymru

sc4.xyz

s4c.it

sc4.it

cs4.ru

c4s.baby

c4s.net

s4c.rest

cs4.nl

4sc.co.jp

cs4.co

cs4.net

c4s.fr

4sc.ru

c4s.org

cs4.at

cs4.cn

c4s.co.uk

4sc.group

s4c.com.tr

4sc.co.za

cs4.life

sc4.org

c4s.store

4sc.de

sc4.co.uk

s4c.training

c4s.in

s4c.co.uk

s4c.net

s4c.wales

sc4.edu

c4s.ch

4sc.pl

sc4.net

cs4.cc

s4c.org

c4s.biz

4sc.info

4sc.com.br

c4s.com.tr

c4s.jp

cs4.co.uk

c4s.eu

sc4.de

s4c.de

cs4.org

4sc.com

c4s.ca

s4c.us

c4s.co

c4s.de

sc4.nl

c4s.(0x787878)

4sc.org

c4s.guru

sc4.eu

sc4.us

sc4.me

s4c.info

s4c.biz

cs4.it

s4c.ch

c4s.nl

cs4.mobi

sc4.info

c4s.com.au

c4s.info

s4c.in

cs4.eu

s4c.ca

s4c.me

s4c.fr

cs4.homes

c4s.com

cs4.tech

cs4.kr

cs4.de

s4c.news

DNS History

6 records (3 active, 3 former)

●NSbayan.ns.cloudflare.com2026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 13:12:24
● 2026-08-17 11:51:10

●NSnia.ns.cloudflare.com2026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 13:12:24
● 2026-08-17 11:51:10

○A198.177.57.2552026-05-16 → 2026-06-01 · 5 obs

○ 2026-04-08 08:20:30
● 2026-05-16 01:43:26
● 2026-06-01 15:08:10
○ 2026-06-14 17:04:46
○ 2026-08-17 11:51:10

○A45.194.11.02026-02-18 → 2026-04-08 · 4 obs

● 2026-02-18 13:12:24
● 2026-04-08 08:20:30
○ 2026-05-16 01:43:26
○ 2026-08-17 11:51:10

●A45.199.188.122026-06-28 → 2026-08-17 · 3 obs

○ 2026-06-14 17:04:46
● 2026-06-28 04:03:06
● 2026-08-17 11:51:10

○A45.199.188.1942026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-01 15:08:10
● 2026-06-14 17:04:46
○ 2026-06-28 04:03:06
○ 2026-08-17 11:51:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fail	v0n0.nic.fail, v0n1.nic.fail, v0n2.nic.fail, v0n3.nic.fail...	12 records
4cs.fail	nia.ns.cloudflare.com, bayan.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.72

NS records: nia.ns.cloudflare.com, bayan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4cs.fail (unsigned zone)

⏱️ Timing

Total: 1003ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.199.188.12`
NS	2	`bayan.ns.cloudflare.com, nia.ns.cloudflare.com`
TXT	2	`google-site-verification=u513xcevWRIWzoy, yandex-verification: 09ac267b150f510f`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`bayan.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.fail, v0n0.nic.fail, v0n1.nic.fail...)

Analysis

IP Addresses

4cs.fail has exactly one IP address — 45.199.188.12.

skinparty.gg, 6cs.fail, 9cs.fail plus two other host names have IP numbers in common with 4cs.fail.

Name Servers

DNS delegation for 4cs.fail points to two name servers: bayan.ns.cloudflare.com and nia.ns.cloudflare.com.

The name server configuration of 4cs.fail is shared with other domains, for instance 9cs.fail, rustgrade.top, caser.club and two others.

4cs.fail partially shares its NS delegation with several other domains, including cognitivo.com.au, ahlsdq.com, raelagent.com and two others.

These name servers regularly co-occur with the name servers donna.ns.cloudflare.com, lucy.ns.cloudflare.com and major.ns.cloudflare.com.

Hosts with 6 IP addresses each:

bayan.ns.cloudflare.com has IP addresses 108.162.193.72, 172.64.33.72 and 173.245.59.72, plus 3 other.

nia.ns.cloudflare.com has IP addresses 108.162.192.210, 172.64.32.210 and 173.245.58.210, plus 3 other.