codeforce.com - dns.ninja

`codeforce.com`

DNSSEC	⚠️ Not signed
A	160.153.0.114^{🇺🇸 CLOUDFLARESPECTRUM160.153.0.0/24 MWP}
		PTR	`114.0.153.160.host.secureserver.net`
NS	`ns15.domaincontrol.com` ⭐
		A	2603:5:21b0::8^{🇺🇸 GODADDY-DNS2603:5:21b0::/44}
			PTR	`ns15.domaincontrol.com`
		A	97.74.107.8^{🇺🇸 GODADDY-DNS97.74.106.0/23}
			PTR	`ns15.domaincontrol.com`
NS	`ns16.domaincontrol.com`
		A	2603:5:22b0::8^{🇺🇸 GODADDY-DNS2603:5:22b0::/44}
			PTR	`ns16.domaincontrol.com`
		A	173.201.75.8^{🇺🇸 GODADDY-DNS173.201.74.0/23}
			PTR	`ns16.domaincontrol.com`
MX	`codeforce-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc2c::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2c::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnypr01cu00201.inbound.protection.outlook.com`
		A	52.101.144.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	52.101.144.3^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01103.inbound.protection.outlook.com`
		A	52.101.145.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	52.101.145.2^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnypr01cu00202.inbound.protection.outlook.com`
TXT
TXT	`ca3-4a6cb3bc38e140e5b19cce1f5b4a9bcd`
TXT	`google-site-verification=f3Hn5XQec7J_Fodt4eU6muMe6_fX_9P6xmSRTOkmY-k`
TXT	`tu86bqboe88d65ukhq1snq62ru`
TXT	`v=spf1 include:spf.protection.outlook.com include:mailgun.org ~all`
SOA	`ns15.domaincontrol.com`dns@jomax.net 2026-05-06 #1

`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=1785954499

Same first word

codeforce.de

codeforce.com

codeforce.com.br

codeforce.co.nz

codeforce.nl

codeforce.eu

codeforce.net

codeforce.org

Similar names

decoforce.com

forcecode.de

forcecode.ru

forcecode.com

forcecode.sk

DNS History

9 records (4 active, 5 former)

●NSns15.domaincontrol.com2026-02-18 → 2026-08-05 · 3 obs

○ 2017-06-12 17:26:32
● 2026-02-18 01:18:56
● 2026-08-05 18:48:38

●NSns16.domaincontrol.com2026-02-18 → 2026-08-05 · 3 obs

○ 2017-06-12 17:26:32
● 2026-02-18 01:18:56
● 2026-08-05 18:48:38

○NSns25.hostgator.com2015-05-04 → 2017-06-12 · 4 obs

● 2015-05-04 00:58:08
● 2017-06-12 17:26:32
○ 2026-02-18 01:18:56
○ 2026-08-05 18:48:38

○NSns26.hostgator.com2015-05-04 → 2017-06-12 · 4 obs

● 2015-05-04 00:58:08
● 2017-06-12 17:26:32
○ 2026-02-18 01:18:56
○ 2026-08-05 18:48:38

○NSns6383.hostgator.com2015-05-04 → 2017-06-12 · 4 obs

● 2015-05-04 00:58:08
● 2017-06-12 17:26:32
○ 2026-02-18 01:18:56
○ 2026-08-05 18:48:38

●MXcodeforce-com.mail.protection.outlook.com2026-02-18 → 2026-08-05 · 3 obs

○ 2017-06-12 17:26:32
● 2026-02-18 01:18:56
● 2026-08-05 18:48:38

○MXmail.codeforce.com2015-05-04 → 2017-06-12 · 4 obs

● 2015-05-04 00:58:08
● 2017-06-12 17:26:32
○ 2026-02-18 01:18:56
○ 2026-08-05 18:48:38

●A160.153.0.1142026-02-18 → 2026-08-05 · 3 obs

○ 2017-06-12 17:26:32
● 2026-02-18 01:18:56
● 2026-08-05 18:48:38

○A162.144.0.602015-05-04 → 2017-06-12 · 4 obs

● 2015-05-04 00:58:08
● 2017-06-12 17:26:32
○ 2026-02-18 01:18:56
○ 2026-08-05 18:48:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
codeforce.com	ns15.domaincontrol.com, ns16.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.75.8

NS records: ns15.domaincontrol.com, ns16.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codeforce.com (unsigned zone)

⏱️ Timing

Total: 102ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.153.0.114`
NS	2	`ns15.domaincontrol.com, ns16.domaincontrol.com`
MX	1	`codeforce-com.mail.protection.outlook.co`
TXT	5	`, ca3-4a6cb3bc38e140e5b19cce1f5b4a9bcd...`
SOA	1	`ns15.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns15.domaincontrol.com, ns15.domaincontrol.com, ns16.domaincontrol.com...)

Analysis

IP Addresses

codeforce.com points to a single IP number: 160.153.0.114.

Additional host names — yygardening.com, bbqrecipes.com, ececaf.ca and two others — share IP numbers with codeforce.com.

Name Servers

The NS records for codeforce.com delegate to ns15.domaincontrol.com and ns16.domaincontrol.com.

codeforce.com shares its name server setup with other domains, including flik84.me, frederickhome.com, assisteddailyliving.net and two others.

Some name servers delegated to codeforce.com are also used by other domains, notably rightfaxreseller.com and linefight.com.

ns15.domaincontrol.com resolves to 97.74.107.8 and 2603:5:21b0::8. Likewise, ns16.domaincontrol.com resolves to 173.201.75.8 and 2603:5:22b0::8 — two IP addresses apiece.

Mail Servers

codeforce.com has one mail server: codeforce-com.mail.protection.outlook.com.

codeforce-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.144.0, 52.101.144.3, 52.101.145.0 and 5 other.