`trigonometryexplained.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8e8a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:4f3c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.60^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.138^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chloe.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a55^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chloe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c055^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chloe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2055^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chloe.ns.cloudflare.com`
		A	108.162.192.85^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chloe.ns.cloudflare.com`
		A	172.64.32.85^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chloe.ns.cloudflare.com`
		A	173.245.58.85^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chloe.ns.cloudflare.com`
NS	`skip.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`skip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`skip.ns.cloudflare.com`
		A	108.162.193.233^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	172.64.33.233^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	173.245.59.233^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.60, 172.67.142.138
		IPv6 hints	2606:4700:3030::ac43:8e8a, 2606:4700:3031::6815:4f3c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=135, name=cloudflare-ech.com
SOA	`chloe.ns.cloudflare.com`dns@cloudflare.com serial=2402154988

`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=1776943917

Same first word

trigonometryexplained.com

DNS History

6 records (6 active, 0 former)

●NSchloe.ns.cloudflare.com2026-04-23 → 2026-04-23 · 2 obs

● 2026-04-23 11:43:54
● 2026-04-23 11:43:56

●NSskip.ns.cloudflare.com2026-04-23 → 2026-04-23 · 2 obs

● 2026-04-23 11:43:54
● 2026-04-23 11:43:56

●A104.21.79.602026-04-23 → 2026-04-23 · 2 obs

● 2026-04-23 11:43:54
● 2026-04-23 11:43:56

●A172.67.142.1382026-04-23 → 2026-04-23 · 2 obs

● 2026-04-23 11:43:54
● 2026-04-23 11:43:56

●A2606:4700:3030::ac43:8e8a2026-04-23 → 2026-04-23 · 2 obs

● 2026-04-23 11:43:54
● 2026-04-23 11:43:56

●A2606:4700:3031::6815:4f3c2026-04-23 → 2026-04-23 · 2 obs

● 2026-04-23 11:43:54
● 2026-04-23 11:43:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
trigonometryexplained.com	chloe.ns.cloudflare.com, skip.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.32.85

NS records: chloe.ns.cloudflare.com, skip.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for trigonometryexplained.com (unsigned zone)

⏱️ Timing

Total: 382ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.79.60, 172.67.142.138`
AAAA	2	`2606:4700:3031::6815:4f3c, 2606:4700:3030::ac43:8e8a`
NS	2	`chloe.ns.cloudflare.com, skip.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chloe.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

trigonometryexplained.com resolves to four IPs: 2606:4700:3030::ac43:8e8a, 2606:4700:3031::6815:4f3c, 104.21.79.60 and 172.67.142.138.

Other host names such as itenmedia.in, gsdldh.com, www.tulipe-rouge.com, gunstoreonlineshop.com and a2znews.com share IP numbers with trigonometryexplained.com.

Name Servers

trigonometryexplained.com is delegated to two name servers: chloe.ns.cloudflare.com and skip.ns.cloudflare.com.

trigonometryexplained.com uses the same name server setup as other domains, including vekadom.com, jouez-sgcasino.com, myiconstory.com, aoldoni.com and kafone.cz.

At least part of the name servers for trigonometryexplained.com are shared with other domains, for instance sonigo.com, turningpoint4u.com, ferreteriacancho.com, ichill.net and eyejls.com.

These name servers are commonly used with sharon.ns.cloudflare.com, robert.ns.cloudflare.com, jarred.ns.cloudflare.com and lola.ns.cloudflare.com.

Host names with six IP numbers:

chloe.ns.cloudflare.com points to: 2606:4700:50::adf5:3a55, 2803:f800:50::6ca2:c055, 2a06:98c1:50::ac40:2055, 108.162.192.85, 172.64.32.85 and 173.245.58.85.

skip.ns.cloudflare.com points to: 2606:4700:58::adf5:3be9, 2803:f800:50::6ca2:c1e9, 2a06:98c1:50::ac40:21e9, 108.162.193.233, 172.64.33.233 and 173.245.59.233.

trigonometryexplained.com - robtex.com