csfail.com - dns.ninja

`csfail.com`

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`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`atlassian-domain-verification=4Z8ZawvElgPpZHaadRgcvn9EbhKPP82wyxP5Vak/uixAPLL...`
TXT	`google-site-verification=vPMXWVsmhQ_icb8K4IdkdSHu52r4nr-nuLS3WeUry8g`
TXT	`mailru-verification: 1e4cf5ae2afef83f`
TXT	`v=DMARC1; p=quarantine; rua=mailto:csfail72@gmail.com; ruf=mailto:csfail72@gm...`
TXT	`v=spf1 include:_spf.google.com include:_spf.dashasender.ru ~all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	45.199.188.12
SOA	`bayan.ns.cloudflare.com`dns@cloudflare.com serial=2404158781

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782846241

Subdomains

api.csfail.com

Same first word

csfail.us

csfail.fun

csfail.net

csfail.link

csfail.com

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DNS History

27 records (8 active, 19 former)

●NSbayan.ns.cloudflare.com2026-02-14 → 2026-06-30 · 3 obs

○ 2017-08-24 10:51:44
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

●NSnia.ns.cloudflare.com2026-02-14 → 2026-06-30 · 3 obs

○ 2017-08-24 10:51:44
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

○NSns1.namebrightdns.com2015-07-17 → 2017-08-24 · 7 obs

● 2015-07-17 04:46:34
● 2015-11-20 09:58:20
○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
● 2017-08-24 10:51:44
○ 2026-02-14 19:09:30
○ 2026-06-30 19:12:48

○NSns2.namebrightdns.com2015-07-17 → 2017-08-24 · 7 obs

● 2015-07-17 04:46:34
● 2015-11-20 09:58:20
○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
● 2017-08-24 10:51:44
○ 2026-02-14 19:09:30
○ 2026-06-30 19:12:48

○NSnsg1.namebrightdns.com2016-03-28 → 2016-03-28 · 4 obs

○ 2015-11-20 09:58:20
● 2016-03-28 22:08:06
○ 2016-09-11 12:10:24
○ 2026-06-30 19:12:48

○NSnsg2.namebrightdns.com2016-03-28 → 2016-03-28 · 4 obs

○ 2015-11-20 09:58:20
● 2016-03-28 22:08:06
○ 2016-09-11 12:10:24
○ 2026-06-30 19:12:48

●MXalt1.aspmx.l.google.com2026-02-14 → 2026-06-30 · 3 obs

○ 2015-11-20 09:58:20
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

●MXalt2.aspmx.l.google.com2026-02-14 → 2026-06-30 · 3 obs

○ 2015-11-20 09:58:20
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

●MXalt3.aspmx.l.google.com2026-02-14 → 2026-06-30 · 3 obs

○ 2015-11-20 09:58:20
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

●MXalt4.aspmx.l.google.com2026-02-14 → 2026-06-30 · 3 obs

○ 2015-11-20 09:58:20
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

○MXanmail.namebrightmail.com2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 04:46:34
○ 2015-11-20 09:58:20
○ 2026-06-30 19:12:48

●MXaspmx.l.google.com2026-02-14 → 2026-06-30 · 3 obs

○ 2015-11-20 09:58:20
● 2026-02-14 19:09:30
● 2026-06-30 19:12:48

○A107.23.198.2402016-09-11 → 2016-09-11 · 4 obs

○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
○ 2017-08-24 10:51:44
○ 2026-06-30 19:12:48

○A198.177.57.2552026-05-02 → 2026-06-01 · 5 obs

○ 2026-04-30 01:23:32
● 2026-05-02 09:19:50
● 2026-06-01 19:20:08
○ 2026-06-05 19:30:08
○ 2026-06-30 19:12:48

○A45.194.11.02026-02-14 → 2026-04-30 · 5 obs

○ 2017-08-24 10:51:44
● 2026-02-14 19:09:30
● 2026-04-30 01:23:32
○ 2026-05-02 09:19:50
○ 2026-06-30 19:12:48

●A45.199.188.122026-06-25 → 2026-06-30 · 3 obs

○ 2026-06-05 19:30:08
● 2026-06-25 02:04:08
● 2026-06-30 19:12:48

○A45.199.188.1942026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-01 19:20:08
● 2026-06-05 19:30:08
○ 2026-06-25 02:04:08
○ 2026-06-30 19:12:48

○A52.206.43.2342016-09-11 → 2016-09-11 · 4 obs

○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
○ 2017-08-24 10:51:44
○ 2026-06-30 19:12:48

○A52.21.180.2332016-03-28 → 2016-03-28 · 4 obs

○ 2015-11-20 09:58:20
● 2016-03-28 22:08:06
○ 2016-09-11 12:10:24
○ 2026-06-30 19:12:48

○A52.3.120.902016-03-28 → 2016-03-28 · 4 obs

○ 2015-11-20 09:58:20
● 2016-03-28 22:08:06
○ 2016-09-11 12:10:24
○ 2026-06-30 19:12:48

○A52.4.72.1372016-09-11 → 2016-09-11 · 4 obs

○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
○ 2017-08-24 10:51:44
○ 2026-06-30 19:12:48

○A54.174.31.2542015-07-17 → 2015-11-20 · 4 obs

● 2015-07-17 04:46:34
● 2015-11-20 09:58:20
○ 2016-03-28 22:08:06
○ 2026-06-30 19:12:48

○A54.208.74.2152015-07-17 → 2015-11-20 · 4 obs

● 2015-07-17 04:46:34
● 2015-11-20 09:58:20
○ 2016-03-28 22:08:06
○ 2026-06-30 19:12:48

○A54.210.33.1902016-09-11 → 2016-09-11 · 4 obs

○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
○ 2017-08-24 10:51:44
○ 2026-06-30 19:12:48

○A54.236.123.2242016-09-11 → 2016-09-11 · 4 obs

○ 2016-03-28 22:08:06
● 2016-09-11 12:10:24
○ 2017-08-24 10:51:44
○ 2026-06-30 19:12:48

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-17 → 2016-09-11 · 4 obs

● 2015-07-17 04:46:34
● 2016-09-11 12:10:24
○ 2017-08-24 10:51:44
○ 2026-06-30 19:12:48

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-08-24 → 2026-02-15 · 5 obs

○ 2016-09-11 12:10:24
● 2017-08-24 10:51:44
● 2026-02-15 05:37:32
○ 2026-02-17 20:02:26
○ 2026-06-30 19:12:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
csfail.com	bayan.ns.cloudflare.com, nia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.210

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csfail.com (unsigned zone)

⏱️ Timing

Total: 226ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.199.188.12`
NS	2	`bayan.ns.cloudflare.com, nia.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	5	`atlassian-domain-verification=4Z8ZawvElg, google-site-verification=vPMXWVsmhQ_icb8...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`bayan.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (bayan.ns.cloudflare.com, bayan.ns.cloudflare.com, bayan.ns.cloudflare.com...)

Analysis

Hierarchy

api.csfail.com is delegated beneath csfail.com.

IP Addresses

csfail.com resolves to one IP address: 45.199.188.12.

4cs.fail, cs.fail, caser.club and two other host names share IP numbers with csfail.com.

Name Servers

csfail.com is served by two delegated name servers, bayan.ns.cloudflare.com and nia.ns.cloudflare.com.

csfail.com uses the same name servers as several other domains — among them 11cs.fail, 1cs.fail, antivin.su and two more.

There is at least partial name server overlap between csfail.com and other domains — xingyun.org.cn, iriehosting.com, tuana1.com and two more among them.

The name servers lucy.ns.cloudflare.com, donna.ns.cloudflare.com and emerson.ns.cloudflare.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

bayan.ns.cloudflare.com carries IP addresses 108.162.193.72, 172.64.33.72 and 173.245.59.72, with 3 other addresses beyond those.

nia.ns.cloudflare.com carries IP addresses 108.162.192.210, 172.64.32.210 and 173.245.58.210, with 3 other addresses beyond those.

Mail Servers

csfail.com has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

csfail.com has at least partial mail server overlap with other domains such as tekmon.gr, ns500759.ns500698.ns500735.ns500735.ns500698.ns500735.ns500736.ns500708.ns500708.ns500698.ns500708.ns500576.ns500698.ns500576.ns500652.ns500652.ns500619.trackreceptor.com, ns500768.ns500698.ns500759.ns500758.ns500698.ns500735.ns500736.ns500736.ns500736.ns500708.ns500576.ns500686.ns500576.trackreceptor.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 64.233.180.26 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1b.