`codingcontests.com`

DNSSEC	⚠️ Not signed
A	208.91.197.91^{🇻🇬 CONFLUENCE-NETWORK-INC}
NS	`ns-cloud-b1.googledomains.com` ⭐
		A	2001:4860:4802:32::6b^{🇺🇸 Google}
			PTR	`ns-cloud-b1.googledomains.com`
		A	216.239.32.107^{🇺🇸 Google}
			PTR	`ns-cloud-b1.googledomains.com`
NS	`ns-cloud-b2.googledomains.com`
		A	2001:4860:4802:34::6b^{🇺🇸 Google}
			PTR	`ns-cloud-b2.googledomains.com`
		A	216.239.34.107^{🇺🇸 Google}
			PTR	`ns-cloud-b2.googledomains.com`
NS	`ns-cloud-b3.googledomains.com`
		A	2001:4860:4802:36::6b^{🇺🇸 Google}
			PTR	`ns-cloud-b3.googledomains.com`
		A	216.239.36.107^{🇺🇸 Google}
			PTR	`ns-cloud-b3.googledomains.com`
NS	`ns-cloud-b4.googledomains.com`
		A	2001:4860:4802:38::6b^{🇺🇸 Google}
			PTR	`ns-cloud-b4.googledomains.com`
		A	216.239.38.107^{🇺🇸 Google}
			PTR	`ns-cloud-b4.googledomains.com`
SOA	`ns-cloud-b1.googledomains.com`cloud-dns-hostmaster@google.com serial=4

`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=1771291435

⚠️ On DNS blocklist: tif

Same first word

codingcontests.com

DNS History

7 records (5 active, 2 former)

●NSns-cloud-b1.googledomains.com2026-02-15 → 2026-02-21 · 3 obs

○ 2017-04-06 19:44:12
● 2026-02-15 17:11:16
● 2026-02-21 23:06:30

●NSns-cloud-b2.googledomains.com2026-02-15 → 2026-02-21 · 3 obs

○ 2017-04-06 19:44:12
● 2026-02-15 17:11:16
● 2026-02-21 23:06:30

●NSns-cloud-b3.googledomains.com2026-02-15 → 2026-02-21 · 3 obs

○ 2017-04-06 19:44:12
● 2026-02-15 17:11:16
● 2026-02-21 23:06:30

●NSns-cloud-b4.googledomains.com2026-02-15 → 2026-02-21 · 3 obs

○ 2017-04-06 19:44:12
● 2026-02-15 17:11:16
● 2026-02-21 23:06:30

○NSns2.whois.com2015-08-22 → 2017-04-06 · 4 obs

● 2015-08-22 14:46:00
● 2017-04-06 19:44:12
○ 2026-02-15 17:11:16
○ 2026-02-21 23:06:30

●A208.91.197.912026-02-15 → 2026-02-21 · 3 obs

○ 2017-04-06 19:44:12
● 2026-02-15 17:11:16
● 2026-02-21 23:06:30

○A69.16.192.642015-08-22 → 2017-04-06 · 4 obs

● 2015-08-22 14:46:00
● 2017-04-06 19:44:12
○ 2026-02-15 17:11:16
○ 2026-02-21 23:06:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net...	-
codingcontests.com	ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com	8 records

✅ Authoritative Response

Server: 216.239.38.107

NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codingcontests.com (unsigned zone)

⏱️ Timing

Total: 329ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.91.197.91`
NS	4	`ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com...`
SOA	1	`ns-cloud-b1.googledomains.com cloud-dns-`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)

AI analysis

codingcontests.com points to an IP address: 208.91.197.91.

other host names include www.flower-choice.com, firafun.com, www.turnbull-asia.com, tripskate.com and www.greensolutioncontracting.com; they share IP numbers with codingcontests.com.

codingcontests.com delegates to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.

codingcontests.com at least partially shares name servers with other domains, for instance cahpt.com, mtsroof.com, tunerboyz.com, bllsport.com and cs4all.net.

Host names with two IP numbers: ns-cloud-b1.googledomains.com points to 2001:4860:4802:32::6b and 216.239.32.107; ns-cloud-b2.googledomains.com points to 2001:4860:4802:34::6b and 216.239.34.107; ns-cloud-b3.googledomains.com points to 2001:4860:4802:36::6b and 216.239.36.107; ns-cloud-b4.googledomains.com points to 2001:4860:4802:38::6b and 216.239.38.107.

codingcontests.com - robtex.com