`firstcareoptical.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns-cloud-e1.googledomains.com` ⭐
		A	2001:4860:4802:32::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e1.googledomains.com`
		A	216.239.32.110^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-e1.googledomains.com`
NS	`ns-cloud-e2.googledomains.com`
		A	2001:4860:4802:34::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e2.googledomains.com`
		A	216.239.34.110^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-e2.googledomains.com`
NS	`ns-cloud-e3.googledomains.com`
		A	2001:4860:4802:36::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e3.googledomains.com`
		A	216.239.36.110^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-e3.googledomains.com`
NS	`ns-cloud-e4.googledomains.com`
		A	2001:4860:4802:38::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e4.googledomains.com`
		A	216.239.38.110^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-e4.googledomains.com`
MX	`mxa.mailgun.org` ⭐
		A	34.149.254.5^{🇺🇸 Google34.148.0.0/14}
			PTR	`5.254.149.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org` ⭐
		A	34.36.182.139^{🇺🇸 Google34.32.0.0/11}
			PTR	`139.182.36.34.bc.googleusercontent.com`
TXT	`google-site-verification=sq68XO8DmHMHdWQP5T3Zo7Z47e0YdpeiNvYE2sCoSe0`
TXT	`v=spf1 include:mailgun.org ~all`
TXT	`google-site-verification=8jvkaIFVbUhcCx9OeIDKP8nYM9mskZy6tafo7KjfUy4`
SOA	`ns-cloud-e1.googledomains.com`cloud-dns-hostmaster@google.com serial=28

`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=1784528907

Same first word

firstcareoptical.com

DNS History

23 records (10 active, 13 former)

○NSlara.ns.cloudflare.com2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

○NSlee.ns.cloudflare.com2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

●NSns-cloud-e1.googledomains.com2026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●NSns-cloud-e2.googledomains.com2026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●NSns-cloud-e3.googledomains.com2026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●NSns-cloud-e4.googledomains.com2026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

○NSns6545.hostgator.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:11:06
○ 2020-04-09 23:06:10
○ 2026-07-20 06:43:36

○NSns6546.hostgator.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:11:06
○ 2020-04-09 23:06:10
○ 2026-07-20 06:43:36

○MXmail.firstcareoptical.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:11:06
○ 2020-04-09 23:06:10
○ 2026-07-20 06:43:36

○MXmx10.mailspamprotection.com2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

○MXmx20.mailspamprotection.com2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

○MXmx30.mailspamprotection.com2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

●MXmxa.mailgun.org2026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●MXmxb.mailgun.org2026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

○A104.28.18.612020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

○A104.28.19.612020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

○A192.254.236.2022017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:11:06
○ 2020-04-09 23:06:10
○ 2026-07-20 06:43:36

●A198.185.159.1442026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●A198.185.159.1452026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●A198.49.23.1442026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

●A198.49.23.1452026-04-03 → 2026-07-20 · 3 obs

○ 2020-04-09 23:06:10
● 2026-04-03 19:09:00
● 2026-07-20 06:43:36

○A2606:4700:3036::681c:123d2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

○A2606:4700:3036::681c:133d2020-04-09 → 2020-04-09 · 4 obs

○ 2017-05-08 09:11:06
● 2020-04-09 23:06:10
○ 2026-04-03 19:09:00
○ 2026-07-20 06:43:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firstcareoptical.com	ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com	8 records

✅ Authoritative Response

Server:216.239.38.110

NS records: ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstcareoptical.com (unsigned zone)

⏱️ Timing

Total: 411ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.145, 198.49.23.144...`
NS	4	`ns-cloud-e2.googledomains.com, ns-cloud-e1.googledomains.com...`
MX	2	`mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)`
TXT	3	`google-site-verification=8jvkaIFVbUhcCx9, v=spf1 include:mailgun.org ~all...`
SOA	1	`ns-cloud-e1.googledomains.com cloud-dns-`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns-cloud-e1.googledomains.com, ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com...)

Analysis

IP Addresses

firstcareoptical.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Additional host names — consilior.net, sevincun.com, mevia.se and two others — share IP numbers with firstcareoptical.com.

Name Servers

firstcareoptical.com has four authoritative name servers: ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com.

There is at least partial name server overlap between firstcareoptical.com and other domains — coinbaseverify.com, anx.co.uk, marcomazzocchi.com and two more among them.

All four hostnames — ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com — resolve to two IP numbers apiece: ns-cloud-e1.googledomains.com to 216.239.32.110 and 2001:4860:4802:32::6e; ns-cloud-e2.googledomains.com to 216.239.34.110 and 2001:4860:4802:34::6e; ns-cloud-e3.googledomains.com to 216.239.36.110 and 2001:4860:4802:36::6e; ns-cloud-e4.googledomains.com to 216.239.38.110 and 2001:4860:4802:38::6e.

Mail Servers

firstcareoptical.com has two mail servers: mxa.mailgun.org and mxb.mailgun.org.

firstcareoptical.com shares the same mail server setup as other domains, including faisebook.com, emprint.net, photon-shaders.html.opencollective.com and two others.

firstcareoptical.com shares mail servers — at least in part — with other domains, including napiertrampingclub.org.nz, freeqncy.com, pigsssgames.com and two others.

These mail servers are routinely found in combination with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

mxa.mailgun.org → 34.149.254.5 and mxb.mailgun.org → 34.36.182.139: one IP number per host name.

firstcareoptical.com - robtex.com