`agstumoptical.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:ad6f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:37d8^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.216^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.111^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gordon.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3baa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gordon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gordon.ns.cloudflare.com`
		A	108.162.193.170^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	172.64.33.170^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	173.245.59.170^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
NS	`michelle.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`michelle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`michelle.ns.cloudflare.com`
		A	108.162.192.201^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	172.64.32.201^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	173.245.58.201^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`google-site-verification=ClMkXhMuDN0QBja5DatC4MPraZ9R11p9o__HnFkoRVI`
TXT	`v=spf1 include:zohomail.com ~all`
TXT	`zoho-verification=zb19627579.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.216, 172.67.173.111
		IPv6 hints	2606:4700:3031::ac43:ad6f, 2606:4700:3036::6815:37d8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=75, name=cloudflare-ech.com
SOA	`gordon.ns.cloudflare.com`dns@cloudflare.com serial=2411295628

`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=1786459519

Same first word

agstumoptical.com

DNS History

9 records (9 active, 0 former)

●NSgordon.ns.cloudflare.com2026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●NSmichelle.ns.cloudflare.com2026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●MXmx.zoho.com2026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●MXmx2.zoho.com2026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●MXmx3.zoho.com2026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●A104.21.55.2162026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●A172.67.173.1112026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●A2606:4700:3031::ac43:ad6f2026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

●A2606:4700:3036::6815:37d82026-08-10 → 2026-08-11 · 2 obs

● 2026-08-10 09:55:10
● 2026-08-11 14:54:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
agstumoptical.com	gordon.ns.cloudflare.com, michelle.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.201

NS records: gordon.ns.cloudflare.com, michelle.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for agstumoptical.com (unsigned zone)

⏱️ Timing

Total: 125ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.55.216, 172.67.173.111`
AAAA	2	`2606:4700:3031::ac43:ad6f, 2606:4700:3036::6815:37d8`
NS	2	`gordon.ns.cloudflare.com, michelle.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	3	`google-site-verification=ClMkXhMuDN0QBja, v=spf1 include:zohomail.com ~all...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gordon.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

agstumoptical.com resolves to four IP addresses: 104.21.55.216, 172.67.173.111, 2606:4700:3031::ac43:ad6f and 2606:4700:3036::6815:37d8.

Name Servers

agstumoptical.com is delegated to two name servers: gordon.ns.cloudflare.com and michelle.ns.cloudflare.com.

The name server configuration of agstumoptical.com is shared with other domains, for instance tcn.vn, infogarut.id, escuelaencasa2.com.ar and two others.

agstumoptical.com has at least partial name server overlap with other domains, such as webstudio-sokol.ru, progressiveketamine.com, team-c.com and two others.

It is common to see these name servers used together with name servers aspen.ns.cloudflare.com and nola.ns.cloudflare.com.

Hosts with 6 IP addresses each:

gordon.ns.cloudflare.com resolves to 108.162.193.170, 172.64.33.170, 173.245.59.170 and 3 other IP addresses.

michelle.ns.cloudflare.com resolves to 108.162.192.201, 172.64.32.201, 173.245.58.201 and 3 other IP addresses.

Mail Servers

agstumoptical.com has three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

At least some of the mail servers used by agstumoptical.com are shared with other domains: seekingtosettle.com, cottagebooks.com, kalistaindustri.com and two others among them.

mx2.zoho.com resolves to 136.143.183.44, while mx3.zoho.com and mx.zoho.com both resolve to 204.141.43.44.

mx3.zoho.com and mx.zoho.com are host names that each point to 204.141.43.44 IP addresses.

agstumoptical.com - robtex.com