exerciselibrary.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`exerciselibrary.dev`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`ns-cloud-b1.googledomains.com` ⭐
		A	2001:4860:4802:32::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b1.googledomains.com`
		A	216.239.32.107^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-b1.googledomains.com`
NS	`ns-cloud-b2.googledomains.com`
		A	2001:4860:4802:34::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b2.googledomains.com`
		A	216.239.34.107^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-b2.googledomains.com`
NS	`ns-cloud-b3.googledomains.com`
		A	2001:4860:4802:36::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b3.googledomains.com`
		A	216.239.36.107^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-b3.googledomains.com`
NS	`ns-cloud-b4.googledomains.com`
		A	2001:4860:4802:38::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b4.googledomains.com`
		A	216.239.38.107^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-b4.googledomains.com`
SOA	`ns-cloud-b1.googledomains.com`cloud-dns-hostmaster@google.com serial=10

`dev`

	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=1

🔒 HSTS Preload (+subdomains)

Same first word

exerciselibrary.app

exerciselibrary.dev

exerciselibrary.com

Previous names

exemplary.dev

exemplifi.dev

exemplio.dev

exemplum.dev

exempt.dev

exen.dev

exende.dev

exense.dev

exentity.dev

exenv.dev

exeo.dev

exeora.dev

exep.dev

exepad.dev

exeq.dev

exeqo.dev

exequtech.dev

exera.dev

exerciseapi.dev

exercisedb.dev

Next names

exergist.dev

exergy.dev

exeria.dev

exerinity.dev

exerodata.dev

exerp.dev

exersalza.dev

exert.dev

exertime.dev

exerzisor.dev

exes.dev

exesiv.dev

exesystem.dev

exeteam.dev

exeterdigital.dev

exeterlabs.dev

exeto.dev

exevator.dev

exex.dev

exfab.dev

DNS History

5 records (5 active, 0 former)

●NSns-cloud-b1.googledomains.com2026-09-08 → 2026-09-27 · 2 obs

● 2026-09-08 08:51:06
● 2026-09-27 13:15:18

●NSns-cloud-b2.googledomains.com2026-09-08 → 2026-09-27 · 2 obs

● 2026-09-08 08:51:06
● 2026-09-27 13:15:18

●NSns-cloud-b3.googledomains.com2026-09-08 → 2026-09-27 · 2 obs

● 2026-09-08 08:51:06
● 2026-09-27 13:15:18

●NSns-cloud-b4.googledomains.com2026-09-08 → 2026-09-27 · 2 obs

● 2026-09-08 08:51:06
● 2026-09-27 13:15:18

●A76.76.21.212026-09-08 → 2026-09-27 · 2 obs

● 2026-09-08 08:51:06
● 2026-09-27 13:15:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
exerciselibrary.dev	ns-cloud-b3.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com	-

✅ Authoritative Response

Server:216.239.34.107

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for exerciselibrary.dev (unsigned zone)

⏱️ Timing

Total: 1132ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	4	`ns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com...`
SOA	1	`ns-cloud-b1.googledomains.com cloud-dns-`

Analysis

IP Addresses

exerciselibrary.dev directs to one IP number, which is 76.76.21.21.

Among the host names that share IP numbers with exerciselibrary.dev are wowaje.cn, adascentrum.nl, quylv.com and two others.

Name Servers

The domain exerciselibrary.dev is delegated to these four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.

exerciselibrary.dev partially shares its NS delegation with several other domains, including batteredangels.com, neofloorvn.com, thesportpresstribune.com and two others.

ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com each carry two IP addresses. ns-cloud-b1.googledomains.com has 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com has 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com has 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com has 216.239.38.107 and 2001:4860:4802:38::6b.