🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`interviewcoder.app`

DNSSEC	⚠️ Not signed
A	216.150.16.1^{🇨🇦 Amazon216.150.16.0/24 EC2 Prefix}
A	216.150.16.193^{🇨🇦 Amazon216.150.16.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p13.nsone.net`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1742332162

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

interviewcoder.org

interviewcoder.net

interviewcoder.vip

interviewcoder.in

interviewcoder.app

interviewcoder.ai

interviewcoder.co

interviewcoder.site

interviewcoder.io

interviewcoder.com

Similar names

coderinterview.com

Previous names

Next names

DNS History

9 records (4 active, 5 former)

●NSns1.vercel-dns.com2026-09-26 → 2026-09-30 · 2 obs

● 2026-09-26 11:21:46
● 2026-09-30 05:59:32

●NSns2.vercel-dns.com2026-09-26 → 2026-09-30 · 2 obs

● 2026-09-26 11:21:46
● 2026-09-30 05:59:32

○A216.150.1.12026-09-28 → 2026-09-28 · 4 obs

○ 2026-09-27 20:01:42
● 2026-09-28 09:39:18
○ 2026-09-30 05:59:28
○ 2026-09-30 05:59:32

○A216.150.1.1292026-09-26 → 2026-09-29 · 5 obs

● 2026-09-26 11:21:46
○ 2026-09-26 13:27:20
● 2026-09-29 04:09:58
○ 2026-09-30 05:59:28
○ 2026-09-30 05:59:32

○A216.150.1.652026-09-26 → 2026-09-26 · 4 obs

○ 2026-09-26 11:21:46
● 2026-09-26 13:27:20
○ 2026-09-27 10:04:06
○ 2026-09-30 05:59:32

●A216.150.16.12026-09-27 → 2026-09-30 · 5 obs

○ 2026-09-26 13:27:20
● 2026-09-27 10:04:06
○ 2026-09-27 20:01:42
● 2026-09-30 05:59:28
● 2026-09-30 05:59:32

○A216.150.16.1292026-09-26 → 2026-09-27 · 6 obs

○ 2026-09-26 11:21:46
● 2026-09-26 13:27:20
○ 2026-09-27 10:04:06
● 2026-09-27 20:01:42
○ 2026-09-29 04:09:58
○ 2026-09-30 05:59:32

●A216.150.16.1932026-09-27 → 2026-09-30 · 5 obs

○ 2026-09-26 13:27:20
● 2026-09-27 10:04:06
○ 2026-09-28 09:39:18
● 2026-09-30 05:59:28
● 2026-09-30 05:59:32

○A216.150.16.652026-09-26 → 2026-09-26 · 3 obs

● 2026-09-26 11:21:46
○ 2026-09-26 13:27:20
○ 2026-09-30 05:59:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
interviewcoder.app	ns1.vercel-dns.com, ns2.vercel-dns.com	-

✅ Authoritative Response

Server:198.51.45.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for interviewcoder.app (unsigned zone)

⏱️ Timing

Total: 493ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`216.150.16.1, 216.150.16.129`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

Analysis

IP Addresses

interviewcoder.app points to the IP addresses 216.150.16.1 and 216.150.16.193

Two other host names, along with fsd-studio.com, prairievillelandscaper.com and fashioncompany.com.ar, also share IP numbers with interviewcoder.app.

Name Servers

interviewcoder.app uses two name servers for its delegation: ns1.vercel-dns.com and ns2.vercel-dns.com.

interviewcoder.app shares its NS records with other domains, for example jonheavens.com, monitoringthesituation.bar, elenascleaningct.com and two others.

At least some of interviewcoder.app's name servers are also used by other domains, among them blackjackcontracting.com.

The two host names ns1.vercel-dns.com and ns2.vercel-dns.com each have a pair of IP addresses: ns1.vercel-dns.com has 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1, and ns2.vercel-dns.com has 198.51.45.13 and 2a00:edc0:6259:7:13::2.

interviewcoder.app - robtex.com