🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stringspractice.app`

DNSSEC	⚠️ Not signed
A	216.150.1.193^{🇨🇦 Amazon216.150.1.0/24 EC2 Prefix}
A	216.150.16.129^{🇨🇦 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=1762962857

`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

stringspractice.app

Previous names

Next names

DNS History

9 records (4 active, 5 former)

●NSns1.vercel-dns.com2026-08-29 → 2026-09-05 · 2 obs

● 2026-08-29 21:15:10
● 2026-09-05 20:52:06

●NSns2.vercel-dns.com2026-08-29 → 2026-09-05 · 2 obs

● 2026-08-29 21:15:10
● 2026-09-05 20:52:06

○A216.150.1.12026-09-05 → 2026-09-05 · 3 obs

○ 2026-09-05 15:35:30
● 2026-09-05 16:36:40
○ 2026-09-05 20:52:06

○A216.150.1.1292026-09-04 → 2026-09-04 · 4 obs

○ 2026-08-31 11:10:04
● 2026-09-04 23:51:24
○ 2026-09-05 13:30:36
○ 2026-09-05 20:52:06

●A216.150.1.1932026-08-31 → 2026-09-05 · 6 obs

○ 2026-08-29 21:15:10
● 2026-08-31 11:10:04
○ 2026-09-04 23:51:24
● 2026-09-05 15:35:30
○ 2026-09-05 16:36:40
● 2026-09-05 20:52:06

○A216.150.1.652026-09-05 → 2026-09-05 · 4 obs

○ 2026-09-04 23:51:24
● 2026-09-05 13:30:36
○ 2026-09-05 16:36:40
○ 2026-09-05 20:52:06

○A216.150.16.12026-08-31 → 2026-08-31 · 4 obs

○ 2026-08-29 21:15:10
● 2026-08-31 11:10:04
○ 2026-09-05 15:35:30
○ 2026-09-05 20:52:06

●A216.150.16.1292026-08-29 → 2026-09-05 · 3 obs

● 2026-08-29 21:15:10
○ 2026-08-31 11:10:04
● 2026-09-05 20:52:06

○A216.150.16.1932026-08-29 → 2026-09-05 · 4 obs

● 2026-08-29 21:15:10
○ 2026-08-31 11:10:04
● 2026-09-05 16:36:40
○ 2026-09-05 20:52:06

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:198.51.45.13

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stringspractice.app (unsigned zone)

⏱️ Timing

Total: 879ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`216.150.1.129, 216.150.1.65`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

Analysis

IP Addresses

stringspractice.app points to the IP addresses 216.150.1.193 and 216.150.16.129

Two other host names, along with canvasmindslibraries.com, boltcamera.com and clevelandshowerdoors.com, also share IP numbers with stringspractice.app.

Name Servers

Two name servers handle the delegation for stringspractice.app: ns1.vercel-dns.com and ns2.vercel-dns.com.

stringspractice.app shares its NS records with other domains, for example nimoh.ai, ryghlandscaping.com, effectivesaasmarketing.com and two others.

Some name servers delegated to stringspractice.app are also used by other domains, notably metalurgicaramirez.com and dimoradelleerbe.com.

ns1.vercel-dns.com and ns2.vercel-dns.com both carry two IP addresses. The A records for ns1.vercel-dns.com are 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1; the A records for ns2.vercel-dns.com are 198.51.45.13 and 2a00:edc0:6259:7:13::2.

stringspractice.app - robtex.com