`developergrindlibrary.com`

DNSSEC	⚠️ Not signed
A	91.92.43.196
NS	`brenda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brenda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brenda.ns.cloudflare.com`
		A	108.162.192.77^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	172.64.32.77^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	173.245.58.77^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
NS	`tate.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cbf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tate.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tate.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tate.ns.cloudflare.com`
		A	108.162.195.191^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tate.ns.cloudflare.com`
		A	162.159.44.191^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tate.ns.cloudflare.com`
		A	172.64.35.191^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tate.ns.cloudflare.com`
SOA	`brenda.ns.cloudflare.com`dns@cloudflare.com serial=2406214580

`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=1785508577

⚠️ On DNS blocklist: tif

Same first word

developergrindlibrary.com

DNS History

3 records (3 active, 0 former)

●NSbrenda.ns.cloudflare.com2026-07-28 → 2026-07-31 · 2 obs

● 2026-07-28 19:37:58
● 2026-07-31 14:42:42

●NState.ns.cloudflare.com2026-07-28 → 2026-07-31 · 2 obs

● 2026-07-28 19:37:58
● 2026-07-31 14:42:42

●A91.92.43.1962026-07-28 → 2026-07-31 · 2 obs

● 2026-07-28 19:37:58
● 2026-07-31 14:42:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net...	-
developergrindlibrary.com	brenda.ns.cloudflare.com, tate.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.191

NS records: brenda.ns.cloudflare.com, tate.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developergrindlibrary.com (unsigned zone)

⏱️ Timing

Total: 282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.92.43.196`
NS	2	`brenda.ns.cloudflare.com, tate.ns.cloudflare.com`
SOA	1	`brenda.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (brenda.ns.cloudflare.com, brenda.ns.cloudflare.com, brenda.ns.cloudflare.com...)

Analysis

IP Addresses

developergrindlibrary.com directs to one IP number, which is 91.92.43.196.

Among the host names that share IP numbers with developergrindlibrary.com are clouvde.com, linkedino.com, yuniicodecrocodile.com and two others.

Name Servers

developergrindlibrary.com is delegated to two name servers: brenda.ns.cloudflare.com and tate.ns.cloudflare.com.

developergrindlibrary.com has the same name server delegation as a number of other domains, such as epavistessonne.fr, 120122.com, clownkevin.com and two more.

developergrindlibrary.com has at least partial name server overlap with other domains, such as refpalieeb.top, marina77nore.com, hiperclinicaslz.com.br and two others.

These name servers tend to appear together with the name servers hans.ns.cloudflare.com, susan.ns.cloudflare.com and daniella.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

brenda.ns.cloudflare.com resolves to 108.162.192.77, 172.64.32.77, 173.245.58.77 and 3 other IP addresses.

tate.ns.cloudflare.com resolves to 108.162.195.191, 162.159.44.191, 172.64.35.191 and 3 other IP addresses.

developergrindlibrary.com - robtex.com