`firstoption.care`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:3557^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d308^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.87^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.211.8^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`curt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`curt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`curt.ns.cloudflare.com`
		A	108.162.193.94^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	172.64.33.94^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	173.245.59.94^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
NS	`emily.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`emily.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`emily.ns.cloudflare.com`
		A	108.162.192.155^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	172.64.32.155^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	173.245.58.155^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
MX	`1stoption-care.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c803::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f90c::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.10.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00204.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
		A	52.101.50.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr21cu00207.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com a:plesk.bloughtech.com a:zix.blough...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.53.87, 172.67.211.8
		IPv6	2606:4700:3035::6815:3557, 2606:4700:3037::ac43:d308
SOA	`curt.ns.cloudflare.com`dns@cloudflare.com serial=2398721492

`care`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.care` ⭐
	NS	`v0n1.nic.care`
	NS	`v0n2.nic.care`
	NS	`v0n3.nic.care`
	NS	`v2n0.nic.care`
	NS	`v2n1.nic.care`
	SOA	`v0n0.nic.care`hostmaster@donuts.email serial=1773443068

Same first word

firstoption.org

firstoption.net

firstoption.group

firstoption.co.nz

firstoption.com

firstoption.co

firstoption.care

firstoption.ca

firstoption.in

firstoption.cl

firstoption.eu

Similar names

ifootprints.com

optionfirst.com

DNS History

10 records (7 active, 3 former)

●NScurt.ns.cloudflare.com2026-02-16 → 2026-03-14 · 3 obs

○ 2017-12-26 15:57:44
● 2026-02-16 23:13:58
● 2026-03-14 05:17:30

●NSemily.ns.cloudflare.com2026-02-16 → 2026-03-14 · 3 obs

○ 2017-12-26 15:57:44
● 2026-02-16 23:13:58
● 2026-03-14 05:17:30

○NSns1.bloughs.com2016-12-10 → 2017-12-26 · 4 obs

● 2016-12-10 21:07:42
● 2017-12-26 15:57:44
○ 2026-02-16 23:13:58
○ 2026-03-14 05:17:30

○NSns2.bloughs.com2016-12-10 → 2017-12-26 · 4 obs

● 2016-12-10 21:07:42
● 2017-12-26 15:57:44
○ 2026-02-16 23:13:58
○ 2026-03-14 05:17:30

●MX1stoption-care.mail.protection.outlook.com2016-12-10 → 2026-03-14 · 2 obs

● 2016-12-10 21:07:42
● 2026-03-14 05:17:30

●A104.21.53.872026-02-16 → 2026-03-14 · 3 obs

○ 2017-12-26 15:57:44
● 2026-02-16 23:13:58
● 2026-03-14 05:17:30

●A172.67.211.82026-02-16 → 2026-03-14 · 3 obs

○ 2017-12-26 15:57:44
● 2026-02-16 23:13:58
● 2026-03-14 05:17:30

○A192.80.76.202016-12-10 → 2017-12-26 · 4 obs

● 2016-12-10 21:07:42
● 2017-12-26 15:57:44
○ 2026-02-16 23:13:58
○ 2026-03-14 05:17:30

●A2606:4700:3035::6815:35572026-02-16 → 2026-03-14 · 3 obs

○ 2017-12-26 15:57:44
● 2026-02-16 23:13:58
● 2026-03-14 05:17:30

●A2606:4700:3037::ac43:d3082026-02-16 → 2026-03-14 · 3 obs

○ 2017-12-26 15:57:44
● 2026-02-16 23:13:58
● 2026-03-14 05:17:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
care	v0n0.nic.care, v0n1.nic.care, v0n2.nic.care, v0n3.nic.care...	12 records
firstoption.care	curt.ns.cloudflare.com, emily.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.33.94

NS records: curt.ns.cloudflare.com, emily.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstoption.care (unsigned zone)

⏱️ Timing

Total: 550ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.53.87, 172.67.211.8`
AAAA	2	`2606:4700:3035::6815:3557, 2606:4700:3037::ac43:d308`
NS	2	`curt.ns.cloudflare.com, emily.ns.cloudflare.com`
MX	1	`1stoption-care.mail.protection.outlook.c`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`curt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.care, v0n1.nic.care, v0n2.nic.care...)

Analysis

IP Addresses

firstoption.care maps to four IP numbers: 2606:4700:3035::6815:3557, 2606:4700:3037::ac43:d308, 104.21.53.87 and 172.67.211.8.

Other host names, for instance fu180.com, cat-kazino-game1.com, www.029de.com, vfrenchcarparts.com and 19t1.cc share IP numbers with firstoption.care.

Name Servers

Two name servers curt.ns.cloudflare.com and emily.ns.cloudflare.com handle delegation for firstoption.care.

firstoption.care uses the same name server setup as other domains, for example blough.care, pcbank.net, clarkfuneral.com, hollyisles.com and syrupmaker.com.

firstoption.care partially shares name servers with other domains; examples include arpem.es, 81365a.com, 68dvip.com, cobalandscaping.com and friendlyduck.com.

Host names with six IP numbers: curt.ns.cloudflare.com points to: 2606:4700:58::adf5:3b5e, 2803:f800:50::6ca2:c15e, 2a06:98c1:50::ac40:215e, 108.162.193.94, 172.64.33.94 and 173.245.59.94; emily.ns.cloudflare.com points to: 2606:4700:50::adf5:3a9b, 2803:f800:50::6ca2:c09b, 2a06:98c1:50::ac40:209b, 108.162.192.155, 172.64.32.155 and 173.245.58.155.

Mail Servers

firstoption.care is handled by a single mail server, 1stoption-care.mail.protection.outlook.com.

firstoption.care uses the same mail server setup as other domains: 1stoptioncare.org, firstoptioncare.com, 1stoptioncare.com and firstoptioncare.net.

Hostname 1stoption-care.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c803::, 2a01:111:f403:c92c::2, 2a01:111:f403:f90c::, 2a01:111:f403:f90f::, 52.101.10.5, 52.101.10.12, 52.101.41.4 and 52.101.50.7.

firstoption.care - robtex.com