cntras.com - dns.ninja

`cntras.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:29ce^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:c194^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.206^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.148^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`audrey.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2642^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`audrey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c242^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`audrey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2242^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`audrey.ns.cloudflare.com`
		A	108.162.194.66^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`audrey.ns.cloudflare.com`
		A	162.159.38.66^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`audrey.ns.cloudflare.com`
		A	172.64.34.66^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`audrey.ns.cloudflare.com`
NS	`cory.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cory.ns.cloudflare.com`
		A	108.162.193.93^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	172.64.33.93^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	173.245.59.93^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.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`
TXT	`v=spf1 ip6:2a02:6b8:c00::/40 ip6:2a02:6b8:0:1472::/64 ip6:2a02:6b8:0:1619::/6...`
TXT	`yandex-verification: 6c215279bcf1ca17`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.206, 172.67.193.148
		IPv6 hints	2606:4700:3031::6815:29ce, 2606:4700:3036::ac43:c194
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=90, name=cloudflare-ech.com
SOA	`audrey.ns.cloudflare.com`dns@cloudflare.com serial=2409060692

`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=1783664702

🔒 HSTS Preload (+subdomains)

Same first word

cntras.com

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DNS History

13 records (7 active, 6 former)

●NSaudrey.ns.cloudflare.com2026-02-18 → 2026-07-10 · 2 obs

● 2026-02-18 02:06:50
● 2026-07-10 06:29:26

●NScory.ns.cloudflare.com2026-02-18 → 2026-07-10 · 2 obs

● 2026-02-18 02:06:50
● 2026-07-10 06:29:26

●MXmx.yandex.net2026-02-18 → 2026-07-10 · 2 obs

● 2026-02-18 02:06:50
● 2026-07-10 06:29:26

●A104.21.41.2062026-02-18 → 2026-07-10 · 8 obs

● 2026-02-18 02:06:50
● 2026-04-04 06:55:32
○ 2026-04-11 03:35:02
● 2026-04-29 16:49:00
○ 2026-05-02 06:23:42
○ 2026-05-09 04:10:58
● 2026-06-08 17:05:20
● 2026-07-10 06:29:26

●A172.67.193.1482026-02-18 → 2026-07-10 · 8 obs

● 2026-02-18 02:06:50
● 2026-04-04 06:55:32
○ 2026-04-11 03:35:02
● 2026-04-29 16:49:00
○ 2026-05-02 06:23:42
○ 2026-05-09 04:10:58
● 2026-06-08 17:05:20
● 2026-07-10 06:29:26

○A188.114.96.02026-04-11 → 2026-05-09 · 7 obs

○ 2026-04-04 06:55:32
● 2026-04-11 03:35:02
○ 2026-04-29 16:49:00
● 2026-05-02 06:23:42
● 2026-05-09 04:10:58
○ 2026-06-08 17:05:20
○ 2026-07-10 06:29:26

○A188.114.97.02026-04-11 → 2026-05-09 · 7 obs

○ 2026-04-04 06:55:32
● 2026-04-11 03:35:02
○ 2026-04-29 16:49:00
● 2026-05-02 06:23:42
● 2026-05-09 04:10:58
○ 2026-06-08 17:05:20
○ 2026-07-10 06:29:26

●A2606:4700:3031::6815:29ce2026-07-02 → 2026-07-10 · 3 obs

○ 2026-06-14 14:46:06
● 2026-07-02 18:08:44
● 2026-07-10 06:29:26

○A2606:4700:3033::ac43:c1942026-02-18 → 2026-06-14 · 10 obs

● 2026-02-18 02:06:50
● 2026-04-04 06:55:32
○ 2026-04-11 03:35:02
● 2026-04-29 16:49:00
○ 2026-05-02 06:23:42
○ 2026-05-09 04:10:58
● 2026-06-08 17:05:20
● 2026-06-14 14:46:06
○ 2026-07-02 18:08:44
○ 2026-07-10 06:29:26

●A2606:4700:3036::ac43:c1942026-07-02 → 2026-07-10 · 3 obs

○ 2026-06-14 14:46:06
● 2026-07-02 18:08:44
● 2026-07-10 06:29:26

○A2606:4700:3037::6815:29ce2026-02-18 → 2026-06-14 · 10 obs

○A2a06:98c1:3120::2026-04-11 → 2026-05-09 · 7 obs

○ 2026-04-04 06:55:32
● 2026-04-11 03:35:02
○ 2026-04-29 16:49:00
● 2026-05-02 06:23:42
● 2026-05-09 04:10:58
○ 2026-06-08 17:05:20
○ 2026-07-10 06:29:26

○A2a06:98c1:3121::2026-04-11 → 2026-05-09 · 7 obs

○ 2026-04-04 06:55:32
● 2026-04-11 03:35:02
○ 2026-04-29 16:49:00
● 2026-05-02 06:23:42
● 2026-05-09 04:10:58
○ 2026-06-08 17:05:20
○ 2026-07-10 06:29:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...	-
cntras.com	cory.ns.cloudflare.com, audrey.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.66

NS records: cory.ns.cloudflare.com, audrey.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 170ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.41.206, 172.67.193.148`
AAAA	2	`2606:4700:3036::ac43:c194, 2606:4700:3031::6815:29ce`
NS	2	`audrey.ns.cloudflare.com, cory.ns.cloudflare.com`
MX	1	`mx.yandex.net (pri: 10)`
TXT	2	`v=spf1 ip6:2a02:6b8:c00::/40 ip6:2a02:6b, yandex-verification: 6c215279bcf1ca17`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`audrey.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cntras.com resolves to four IP addresses: 104.21.41.206, 172.67.193.148, 2606:4700:3031::6815:29ce and 2606:4700:3036::ac43:c194.

Two other host names, along with realalloy.com, eskisehircocuknoroloji.com and maugif.com, also share IP numbers with cntras.com.

Name Servers

The NS records for cntras.com delegate to audrey.ns.cloudflare.com and cory.ns.cloudflare.com.

cntras.com shares its NS records with other domains, for example maroontechnologies.com, cuktech.tr, fintech360.dev and two others.

cntras.com has at least partial name server overlap with other domains, such as batcdn.com, gci-cameroon.org, id-conf.com and two others.

It is common to find these name servers paired with the name servers raquel.ns.cloudflare.com.

DNS names with 6 IP addresses:

audrey.ns.cloudflare.com maps to 108.162.194.66, 162.159.38.66, 172.64.34.66 and 3 additional IP addresses.

cory.ns.cloudflare.com maps to 108.162.193.93, 172.64.33.93, 173.245.59.93 and 3 additional IP addresses.

Mail Servers

The sole mail server for cntras.com is mx.yandex.net.

Among the domains sharing a mail server setup with cntras.com are tulaysagir.com.tr, jt-soft.ru, coworkspace.net and two others.

There is at least a partial MX overlap between cntras.com and other domains, including sweetdom.com, lemonlight.ru, pravo-ved.ru and two others.

These mail servers often co-occur with the mail servers mx.yandex.ru.

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