`simclass.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:3151^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a06c^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.49.81^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.108^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carol.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a50^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carol.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c050^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carol.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2050^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carol.ns.cloudflare.com`
		A	108.162.192.80^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carol.ns.cloudflare.com`
		A	172.64.32.80^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carol.ns.cloudflare.com`
		A	173.245.58.80^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carol.ns.cloudflare.com`
NS	`ernest.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ernest.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ernest.ns.cloudflare.com`
		A	108.162.193.164^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	172.64.33.164^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	173.245.59.164^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.49.81, 172.67.160.108
		IPv6 hints	2606:4700:3037::6815:3151, 2606:4700:3037::ac43:a06c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=108, name=cloudflare-ech.com
SOA	`carol.ns.cloudflare.com`dns@cloudflare.com serial=2403846219

`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=1778424886

Same first word

simclass.com

simclass.ru

simclass.org

Similar names

sscsmail.com

scssmail.com

sailscms.com

classsim.com

cssmails.com

misclass.com

classism.com

classism.org

ssclaims.com

DNS History

22 records (6 active, 16 former)

●NScarol.ns.cloudflare.com2026-05-06 → 2026-05-10 · 3 obs

○ 2017-05-28 08:41:44
● 2026-05-06 00:59:00
● 2026-05-10 15:16:22

●NSernest.ns.cloudflare.com2026-05-06 → 2026-05-10 · 3 obs

○ 2017-05-28 08:41:44
● 2026-05-06 00:59:00
● 2026-05-10 15:16:22

○NSns1.dnsowl.com2017-05-28 → 2017-05-28 · 4 obs

○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○NSns1.jira.org2015-06-04 → 2016-11-25 · 4 obs

● 2015-06-04 12:37:36
● 2016-11-25 22:21:52
○ 2017-05-28 08:41:44
○ 2026-05-10 15:16:22

○NSns2.dnsowl.com2017-05-28 → 2017-05-28 · 4 obs

○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○NSns2.jira.org2015-06-04 → 2016-11-25 · 4 obs

● 2015-06-04 12:37:36
● 2016-11-25 22:21:52
○ 2017-05-28 08:41:44
○ 2026-05-10 15:16:22

○NSns3.dnsowl.com2017-05-28 → 2017-05-28 · 4 obs

○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXalt1.aspmx.l.google.com2015-06-04 → 2017-05-28 · 4 obs

● 2015-06-04 12:37:36
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXalt2.aspmx.l.google.com2015-06-04 → 2017-05-28 · 4 obs

● 2015-06-04 12:37:36
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXaspmx.l.google.com2015-06-04 → 2017-05-28 · 4 obs

● 2015-06-04 12:37:36
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXaspmx2.googlemail.com2015-06-04 → 2017-05-28 · 4 obs

● 2015-06-04 12:37:36
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXaspmx3.googlemail.com2015-06-04 → 2017-05-28 · 4 obs

● 2015-06-04 12:37:36
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXaspmx4.googlemail.com2015-06-04 → 2017-05-28 · 7 obs

● 2015-06-04 12:37:36
● 2015-10-21 15:25:12
○ 2016-01-15 07:53:14
○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○MXaspmx5.googlemail.com2015-06-04 → 2017-05-28 · 7 obs

● 2015-06-04 12:37:36
● 2015-10-21 15:25:12
○ 2016-01-15 07:53:14
○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

●A104.21.49.812026-05-06 → 2026-05-10 · 3 obs

○ 2017-05-28 08:41:44
● 2026-05-06 00:59:00
● 2026-05-10 15:16:22

○A107.161.23.2042017-05-28 → 2017-05-28 · 4 obs

○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○A164.132.212.722017-05-28 → 2017-05-28 · 4 obs

○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

○A167.114.213.1992017-05-28 → 2017-05-28 · 4 obs

○ 2016-11-25 22:21:52
● 2017-05-28 08:41:44
○ 2026-05-06 00:59:00
○ 2026-05-10 15:16:22

●A172.67.160.1082026-05-06 → 2026-05-10 · 3 obs

○ 2017-05-28 08:41:44
● 2026-05-06 00:59:00
● 2026-05-10 15:16:22

●A2606:4700:3037::6815:31512026-05-06 → 2026-05-10 · 3 obs

○ 2017-05-28 08:41:44
● 2026-05-06 00:59:00
● 2026-05-10 15:16:22

●A2606:4700:3037::ac43:a06c2026-05-06 → 2026-05-10 · 3 obs

○ 2017-05-28 08:41:44
● 2026-05-06 00:59:00
● 2026-05-10 15:16:22

○A61.90.197.432015-06-04 → 2016-11-25 · 4 obs

● 2015-06-04 12:37:36
● 2016-11-25 22:21:52
○ 2017-05-28 08:41:44
○ 2026-05-10 15:16:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...	-
simclass.com	carol.ns.cloudflare.com, ernest.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.164

NS records: carol.ns.cloudflare.com, ernest.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simclass.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.49.81, 172.67.160.108`
AAAA	2	`2606:4700:3037::6815:3151, 2606:4700:3037::ac43:a06c`
NS	2	`carol.ns.cloudflare.com, ernest.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carol.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

simclass.com resolves to four IP numbers: 2606:4700:3037::6815:3151, 2606:4700:3037::ac43:a06c, 104.21.49.81 and 172.67.160.108.

Other host names such as legierski.net, nefertiti.com.vn, 123beam.de, ecisoya.top and kodiak.cz share IPs with simclass.com.

Name Servers

simclass.com is delegated to two name servers: carol.ns.cloudflare.com and ernest.ns.cloudflare.com.

simclass.com shares the same name server setup as gourmetspitroast.co.uk, nexusecare.com, spittingpigbuckinghamshire.co.uk, sirplay.com and siamchat.com.

simclass.com at least partially shares name servers with other domains, for instance entityalliance.com, film-faces.com, bursaescort.net, chaohui-valve.com and ghasrangasht.com.

These name servers are commonly used with coco.ns.cloudflare.com and junade.ns.cloudflare.com.

Host names with six IP numbers:

carol.ns.cloudflare.com points to 2606:4700:50::adf5:3a50, 2803:f800:50::6ca2:c050, 2a06:98c1:50::ac40:2050, 108.162.192.80, 172.64.32.80 and 173.245.58.80.

ernest.ns.cloudflare.com points to 2606:4700:58::adf5:3ba4, 2803:f800:50::6ca2:c1a4, 2a06:98c1:50::ac40:21a4, 108.162.193.164, 172.64.33.164 and 173.245.59.164.

simclass.com - robtex.com

simclass.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`simclass.com`

`com`