ctc.su - dns.ninja

`ctc.su`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:1753^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d1d8^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.83^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.209.216^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aron.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a45^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c045^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2045^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aron.ns.cloudflare.com`
		A	108.162.192.69^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
		A	172.64.32.69^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
		A	173.245.58.69^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
NS	`dan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dan.ns.cloudflare.com`
		A	108.162.193.108^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	172.64.33.108^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	173.245.59.108^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
MX	`mx.yandex.net` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.83, 172.67.209.216
		IPv6 hints	2606:4700:3030::6815:1753, 2606:4700:3037::ac43:d1d8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOA	`aron.ns.cloudflare.com`dns@cloudflare.com serial=2410377863

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650210027

Same first word

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ctc.nm.cn

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cct.cat

tcc.tv.br

DNS History

18 records (7 active, 11 former)

●NSaron.ns.cloudflare.com2020-04-05 → 2026-07-30 · 3 obs

○ 2017-10-04 02:44:22
● 2020-04-05 23:18:02
● 2026-07-30 18:15:50

●NSdan.ns.cloudflare.com2020-04-05 → 2026-07-30 · 3 obs

○ 2017-10-04 02:44:22
● 2020-04-05 23:18:02
● 2026-07-30 18:15:50

○NSns1.nthost.ru2015-08-23 → 2017-10-04 · 4 obs

● 2015-08-23 20:37:18
● 2017-10-04 02:44:22
○ 2020-04-05 23:18:02
○ 2026-07-30 18:15:50

○NSns2.nthost.ru2015-08-23 → 2017-10-04 · 4 obs

● 2015-08-23 20:37:18
● 2017-10-04 02:44:22
○ 2020-04-05 23:18:02
○ 2026-07-30 18:15:50

○NSns3.nthost.ru2015-08-23 → 2017-10-04 · 4 obs

● 2015-08-23 20:37:18
● 2017-10-04 02:44:22
○ 2020-04-05 23:18:02
○ 2026-07-30 18:15:50

●MXmx.yandex.net2015-10-18 → 2026-07-30 · 3 obs

○ 2015-08-23 20:37:18
● 2015-10-18 10:09:56
● 2026-07-30 18:15:50

○MXmx.yandex.ru2015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 20:37:18
○ 2015-10-18 10:09:56
○ 2026-07-30 18:15:50

●A104.21.23.832021-01-30 → 2026-07-30 · 3 obs

○ 2020-04-05 23:18:02
● 2021-01-30 05:55:36
● 2026-07-30 18:15:50

○A104.31.78.602020-04-05 → 2020-04-05 · 4 obs

○ 2017-10-04 02:44:22
● 2020-04-05 23:18:02
○ 2021-01-30 05:55:36
○ 2026-07-30 18:15:50

○A104.31.79.602020-04-05 → 2020-04-05 · 4 obs

○ 2017-10-04 02:44:22
● 2020-04-05 23:18:02
○ 2021-01-30 05:55:36
○ 2026-07-30 18:15:50

●A172.67.209.2162021-01-30 → 2026-07-30 · 3 obs

○ 2020-04-05 23:18:02
● 2021-01-30 05:55:36
● 2026-07-30 18:15:50

○A194.63.140.1342015-08-23 → 2017-10-04 · 4 obs

● 2015-08-23 20:37:18
● 2017-10-04 02:44:22
○ 2020-04-05 23:18:02
○ 2026-07-30 18:15:50

●A2606:4700:3030::6815:17532026-07-23 → 2026-07-30 · 3 obs

○ 2026-06-15 04:05:10
● 2026-07-23 15:41:08
● 2026-07-30 18:15:50

○A2606:4700:3031::681f:4e3c2020-04-05 → 2020-04-05 · 4 obs

○ 2017-10-04 02:44:22
● 2020-04-05 23:18:02
○ 2021-01-30 05:55:36
○ 2026-07-30 18:15:50

○A2606:4700:3035::6815:17532021-01-30 → 2026-06-15 · 5 obs

○ 2020-04-05 23:18:02
● 2021-01-30 05:55:36
● 2026-06-15 04:05:10
○ 2026-07-23 15:41:08
○ 2026-07-30 18:15:50

○A2606:4700:3036::681f:4f3c2020-04-05 → 2020-04-05 · 4 obs

○ 2017-10-04 02:44:22
● 2020-04-05 23:18:02
○ 2021-01-30 05:55:36
○ 2026-07-30 18:15:50

○A2606:4700:3036::ac43:d1d82021-01-30 → 2026-06-15 · 5 obs

○ 2020-04-05 23:18:02
● 2021-01-30 05:55:36
● 2026-06-15 04:05:10
○ 2026-07-23 15:41:08
○ 2026-07-30 18:15:50

●A2606:4700:3037::ac43:d1d82026-07-23 → 2026-07-30 · 3 obs

○ 2026-06-15 04:05:10
● 2026-07-23 15:41:08
● 2026-07-30 18:15:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	12 records
ctc.su	dan.ns.cloudflare.com, aron.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.69

NS records: dan.ns.cloudflare.com, aron.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctc.su (unsigned zone)

⏱️ Timing

Total: 852ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.23.83, 172.67.209.216`
AAAA	2	`2606:4700:3030::6815:1753, 2606:4700:3037::ac43:d1d8`
NS	2	`aron.ns.cloudflare.com, dan.ns.cloudflare.com`
MX	1	`mx.yandex.net (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aron.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (a.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...)

Analysis

IP Addresses

ctc.su has four IP addresses: 104.21.23.83, 172.67.209.216, 2606:4700:3030::6815:1753 and 2606:4700:3037::ac43:d1d8.

Additional host names — altechcamera.com, sharpcoderblog.com, stena-adactum.se and two others — share IP numbers with ctc.su.

Name Servers

ctc.su is delegated to two name servers: aron.ns.cloudflare.com and dan.ns.cloudflare.com.

ctc.su shares its name server setup with other domains, including getadesign.net, chatliv.com, avtoschool55.ru and two others.

ctc.su shares at least some of its name servers with other domains, including dicorproducts.com, n-nnn.com, lesflaconsdeparfum.com and two others.

Host names with 6 IP numbers:

aron.ns.cloudflare.com resolves to 108.162.192.69, 172.64.32.69, 173.245.58.69 and 3 other IP addresses.

dan.ns.cloudflare.com resolves to 108.162.193.108, 172.64.33.108, 173.245.59.108 and 3 other IP addresses.

Mail Servers

ctc.su has one mail server: mx.yandex.net.

ctc.su shares the same mail server setup as other domains, including openu.ru, kran.expert, remklimat.ru and two others.

ctc.su shares mail servers — at least in part — with other domains, including coopercrwn.com, yourzaim.ru, noh.org.np and two others.

mx.yandex.net points to two IP addresses: 77.88.21.249 and 2a02:6b8::311.