mastercodeval-cs.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mastercodeval-cs.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:bddf^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:a1e^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.10.30^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.223^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`blair.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2679^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c279^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blair.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2279^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`blair.ns.cloudflare.com`
		A	108.162.194.121^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
		A	162.159.38.121^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
		A	172.64.34.121^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
NS	`hans.ns.cloudflare.com`
		A	2606:4700:58::adf5:3baf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hans.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1af^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hans.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21af^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hans.ns.cloudflare.com`
		A	108.162.193.175^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hans.ns.cloudflare.com`
		A	172.64.33.175^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hans.ns.cloudflare.com`
		A	173.245.59.175^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hans.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.10.30, 172.67.189.223
		IPv6 hints	2606:4700:3032::ac43:bddf, 2606:4700:3034::6815:a1e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=24, name=cloudflare-ech.com
SOA	`blair.ns.cloudflare.com`dns@cloudflare.com serial=2414393892

`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=1790230274

Same first word

mastercodeval-cs.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSblair.ns.cloudflare.com2026-09-07 → 2026-09-24 · 2 obs

● 2026-09-07 19:33:02
● 2026-09-24 06:16:18

●NShans.ns.cloudflare.com2026-09-07 → 2026-09-24 · 2 obs

● 2026-09-07 19:33:02
● 2026-09-24 06:16:18

●A104.21.10.302026-09-07 → 2026-09-24 · 2 obs

● 2026-09-07 19:33:02
● 2026-09-24 06:16:18

●A172.67.189.2232026-09-07 → 2026-09-24 · 2 obs

● 2026-09-07 19:33:02
● 2026-09-24 06:16:18

●A2606:4700:3032::ac43:bddf2026-09-07 → 2026-09-24 · 2 obs

● 2026-09-07 19:33:02
● 2026-09-24 06:16:18

●A2606:4700:3034::6815:a1e2026-09-07 → 2026-09-24 · 2 obs

● 2026-09-07 19:33:02
● 2026-09-24 06:16:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mastercodeval-cs.com	hans.ns.cloudflare.com, blair.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.175

NS records: hans.ns.cloudflare.com, blair.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastercodeval-cs.com (unsigned zone)

⏱️ Timing

Total: 168ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.189.223, 104.21.10.30`
AAAA	2	`2606:4700:3032::ac43:bddf, 2606:4700:3034::6815:a1e`
NS	2	`blair.ns.cloudflare.com, hans.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`blair.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mastercodeval-cs.com has four IP addresses: 104.21.10.30, 172.67.189.223, 2606:4700:3032::ac43:bddf and 2606:4700:3034::6815:a1e.

Among the host names that share IP numbers with mastercodeval-cs.com are sneakertownmiamiho.shop, pagemedia.cn, llt456.sbs and two others.

Name Servers

mastercodeval-cs.com is delegated to two name servers: blair.ns.cloudflare.com and hans.ns.cloudflare.com.

mastercodeval-cs.com has the same name server delegation as a number of other domains, such as openbistechlabs.com, zeroxiaobai.workers.dev, dtfoss.de and two more.

mastercodeval-cs.com shares at least some of its name servers with other domains, including friendsofpapagopark.org, madeinoccupiedhawaii.workers.dev, getempbenwise.org and two others.

These name servers are frequently paired with the name servers brenda.ns.cloudflare.com and sofia.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

blair.ns.cloudflare.com resolves to 108.162.194.121, 162.159.38.121, 172.64.34.121 and 3 other IP addresses.

hans.ns.cloudflare.com resolves to 108.162.193.175, 172.64.33.175, 173.245.59.175 and 3 other IP addresses.