frostco.dev - dns.ninja

`frostco.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:916^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8d11^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.22^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.141.17^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`barbara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`barbara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`barbara.ns.cloudflare.com`
		A	108.162.192.248^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	172.64.32.248^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	173.245.58.248^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
NS	`jerry.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bb6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerry.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerry.ns.cloudflare.com`
		A	108.162.193.182^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
		A	172.64.33.182^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
		A	173.245.59.182^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽²¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽²⁶⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`brevo-code:098669c9f530ab1f9f712bf94323752e`
TXT	`google-site-verification=Kfe7Jh3SPzjQlSEGlttITkcIVZrVEqJkudANUh4TWy4`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
TXT	`zoho-verification=zb55109142.zmverify.zoho.com`
TXT	`zoho._domainkey.frostco.dev`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.9.22, 172.67.141.17
		IPv6 hints	2606:4700:3033::6815:916, 2606:4700:3035::ac43:8d11
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOA	`barbara.ns.cloudflare.com`dns@cloudflare.com serial=2411062503

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Subdomains

apf-web.frostco.dev

Same first word

frostco.dev

frostco.works

frostco.com

Similar names

corsoft.eu

forstco.ws

crfotos.com

corsoft.com.es

socfort.net

crsfoto.com

rocsoft.net

crosoft.info

corsoft.com

froctos.com

corsoft.pl

tcsofor.com

softcor.com

rcfotos.com

corsoft.ru

orcsoft.co.th

softocr.com

ocrsoft.com

fotosrc.com

rootscf.com

crosoft.co.uk

forcost.com

orcsoft.com

costfor.com

corsoft.net

softcor.com.br

corsoft.org

oscroft.me

tcroofs.com

crosoft.se

softcro.com

fcroots.com

rcosoft.com

rocsoft.biz

rocsoft.com

srcfoto.blogspot.com

crosoft.nl

crosoft.be

rootscf.com.br

orcsoft.jp

rootsfc.com

rocsoft.us

coforts.com

costorf.com

rcsfoto.com

orcsoft.net

cfroots.com

roofsct.com

scrfoot.com

forstco.com

crosoft.ru

DNS History

11 records (9 active, 2 former)

●NSbarbara.ns.cloudflare.com2026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

●NSjerry.ns.cloudflare.com2026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

●MXroute1.mx.cloudflare.net2026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

●MXroute2.mx.cloudflare.net2026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

●MXroute3.mx.cloudflare.net2026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

●A104.21.9.222026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

●A172.67.141.172026-02-16 → 2026-08-10 · 2 obs

● 2026-02-16 11:27:54
● 2026-08-10 00:20:26

○A2606:4700:3030::6815:9162026-02-16 → 2026-06-13 · 4 obs

● 2026-02-16 11:27:54
● 2026-06-13 20:03:54
○ 2026-07-02 09:10:38
○ 2026-08-10 00:20:26

○A2606:4700:3031::ac43:8d112026-02-16 → 2026-06-13 · 4 obs

● 2026-02-16 11:27:54
● 2026-06-13 20:03:54
○ 2026-07-02 09:10:38
○ 2026-08-10 00:20:26

●A2606:4700:3033::6815:9162026-07-02 → 2026-08-10 · 3 obs

○ 2026-06-13 20:03:54
● 2026-07-02 09:10:38
● 2026-08-10 00:20:26

●A2606:4700:3035::ac43:8d112026-07-02 → 2026-08-10 · 3 obs

○ 2026-06-13 20:03:54
● 2026-07-02 09:10:38
● 2026-08-10 00:20:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
frostco.dev	barbara.ns.cloudflare.com, jerry.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.182

NS records: barbara.ns.cloudflare.com, jerry.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for frostco.dev (unsigned zone)

⏱️ Timing

Total: 715ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.141.17, 104.21.9.22`
AAAA	2	`2606:4700:3035::ac43:8d11, 2606:4700:3033::6815:916`
NS	2	`barbara.ns.cloudflare.com, jerry.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 21), route2.mx.cloudflare.net (pri: 26)...`
TXT	5	`brevo-code:098669c9f530ab1f9f712bf943237, google-site-verification=Kfe7Jh3SPzjQlSE...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`barbara.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

frostco.dev is the parent zone for apf-web.frostco.dev.

IP Addresses

frostco.dev resolves to four IP addresses: 104.21.9.22, 172.67.141.17, 2606:4700:3033::6815:916 and 2606:4700:3035::ac43:8d11.

5787(0x736578)tou.com, zwy.net.cn, casinogokong.co.uk and two other host names share IP numbers with frostco.dev.

Name Servers

frostco.dev is served by two delegated name servers, barbara.ns.cloudflare.com and jerry.ns.cloudflare.com.

frostco.dev uses the same name servers as several other domains — among them abz196.ru, due-ticejk.com, 20100.casino and two more.

frostco.dev partially shares its NS delegation with several other domains, including stcyprians.net, serpq.com, aimwest.org and two others.

These name servers regularly co-occur with the name servers trevor.ns.cloudflare.com, sandy.ns.cloudflare.com and rodney.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

barbara.ns.cloudflare.com carries IP addresses 108.162.192.248, 172.64.32.248 and 173.245.58.248, with 3 other addresses beyond those.

jerry.ns.cloudflare.com carries IP addresses 108.162.193.182, 172.64.33.182 and 173.245.59.182, with 3 other addresses beyond those.

Mail Servers

frostco.dev uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

frostco.dev has at least partial mail server overlap with other domains such as bookholtcreativestudios.com, ioned.org, dashuai.help and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.