`sem-s.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2117^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:8c38^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.33.23^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.140.56^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chelsea.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26b1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chelsea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chelsea.ns.cloudflare.com`
		A	108.162.194.177^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
		A	162.159.38.177^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
		A	172.64.34.177^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
NS	`kaiser.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c09^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c309^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kaiser.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2309^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kaiser.ns.cloudflare.com`
		A	108.162.195.9^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
		A	162.159.44.9^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
		A	172.64.35.9^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
MX	`_dc-mx.48edcfee38d9.sem-s.com` ⭐
		A	81.19.149.74^{🇦🇹 IONOS-AS81.19.144.0/20 World4You.com}
			PTR	`mail22.world4you.com`
TXT	`v=spf1 mx include:spf.w4ymail.at -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.33.23, 172.67.140.56
		IPv6 hints	2606:4700:3033::6815:2117, 2606:4700:3033::ac43:8c38
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=136, name=cloudflare-ech.com
SOA	`chelsea.ns.cloudflare.com`dns@cloudflare.com serial=2409861620

`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=1784472927

Same first word

sem-s.de

sem-s.com

Similar names

em-ss.com

e-ssm.ro

ms-es.com

e-sms.ch

se-ms.co

e-sms.it

sms-e.ru

sm-se.de

ss-me.net

s-ems.de

e-sms.de

ms-se.ru

sms-e.com

esm-s.co.jp

ss-me.com

sme-s.com

e-sms.com

e-mss.ru

s-ems.com

me-ss.com

e-mss.co.jp

e-ssm.co.jp

e-ssm.com

es-sm.ru

e-sms.com.ng

em-ss.co.uk

m-ses.fr

s-mes.net

e-sms.pl

s-mes.com

ss-me.org

es-ms.com

ems-s.com

ms-se.com

e-ssm.com.my

e-mss.jp

se-sm.de

e-mss.net

e-mss.com

s-ems.net

e-sms.ru

me-ss.de

e-sms.net

ss-em.s3.amazonaws.com

e-sms.fr

e-sms.hu

e-sms.mobi

DNS History

17 records (7 active, 10 former)

●NSchelsea.ns.cloudflare.com2026-07-12 → 2026-07-19 · 3 obs

○ 2016-06-26 20:05:56
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

○NSdkns3.hosting-sys.jp2015-07-20 → 2016-03-05 · 4 obs

● 2015-07-20 03:36:18
● 2016-03-05 05:04:18
○ 2016-04-07 23:51:24
○ 2026-07-19 15:13:18

○NSdkns4.hosting-sys.jp2015-07-20 → 2016-03-05 · 4 obs

● 2015-07-20 03:36:18
● 2016-03-05 05:04:18
○ 2016-04-07 23:51:24
○ 2026-07-19 15:13:18

○NSdns1.onamae-expired.com2016-04-07 → 2016-04-07 · 4 obs

○ 2016-03-05 05:04:18
● 2016-04-07 23:51:24
○ 2016-06-26 20:05:56
○ 2026-07-19 15:13:18

○NSdns2.onamae-expired.com2016-04-07 → 2016-04-07 · 4 obs

○ 2016-03-05 05:04:18
● 2016-04-07 23:51:24
○ 2016-06-26 20:05:56
○ 2026-07-19 15:13:18

●NSkaiser.ns.cloudflare.com2026-07-12 → 2026-07-19 · 3 obs

○ 2016-06-26 20:05:56
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

○NSns1.gmointernet.com2016-04-07 → 2016-04-07 · 4 obs

○ 2016-03-05 05:04:18
● 2016-04-07 23:51:24
○ 2016-06-26 20:05:56
○ 2026-07-19 15:13:18

○NSns1.rocketnet.jp2015-07-20 → 2016-03-05 · 4 obs

● 2015-07-20 03:36:18
● 2016-03-05 05:04:18
○ 2016-04-07 23:51:24
○ 2026-07-19 15:13:18

●MX_dc-mx.48edcfee38d9.sem-s.com2026-07-12 → 2026-07-19 · 3 obs

○ 2016-04-07 23:51:24
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

○MXmail.sem-s.com2015-07-20 → 2016-03-05 · 4 obs

● 2015-07-20 03:36:18
● 2016-03-05 05:04:18
○ 2016-04-07 23:51:24
○ 2026-07-19 15:13:18

●A104.21.33.232026-07-12 → 2026-07-19 · 3 obs

○ 2016-06-26 20:05:56
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

○A153.122.45.1242015-07-20 → 2016-03-05 · 4 obs

● 2015-07-20 03:36:18
● 2016-03-05 05:04:18
○ 2016-04-07 23:51:24
○ 2026-07-19 15:13:18

●A172.67.140.562026-07-12 → 2026-07-19 · 3 obs

○ 2016-06-26 20:05:56
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

○A192.64.147.1412016-04-07 → 2016-04-07 · 4 obs

○ 2016-03-05 05:04:18
● 2016-04-07 23:51:24
○ 2016-06-26 20:05:56
○ 2026-07-19 15:13:18

○A23.253.164.1032016-04-07 → 2016-04-07 · 4 obs

○ 2016-03-05 05:04:18
● 2016-04-07 23:51:24
○ 2016-06-26 20:05:56
○ 2026-07-19 15:13:18

●A2606:4700:3033::6815:21172026-07-12 → 2026-07-19 · 3 obs

○ 2016-06-26 20:05:56
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

●A2606:4700:3033::ac43:8c382026-07-12 → 2026-07-19 · 3 obs

○ 2016-06-26 20:05:56
● 2026-07-12 03:32:04
● 2026-07-19 15:13:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sem-s.com	chelsea.ns.cloudflare.com, kaiser.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.34.177

NS records: chelsea.ns.cloudflare.com, kaiser.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sem-s.com (unsigned zone)

⏱️ Timing

Total: 235ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.33.23, 172.67.140.56`
AAAA	2	`2606:4700:3033::ac43:8c38, 2606:4700:3033::6815:2117`
NS	2	`chelsea.ns.cloudflare.com, kaiser.ns.cloudflare.com`
MX	1	`_dc-mx.48edcfee38d9.sem-s.com (pri: 10)`
TXT	1	`v=spf1 mx include:spf.w4ymail.at -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chelsea.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sem-s.com has four IP addresses: 104.21.33.23, 172.67.140.56, 2606:4700:3033::6815:2117 and 2606:4700:3033::ac43:8c38.

digimark.com.au, www.touriweb.net, sunburst-axle.com and two other host names share IP numbers with sem-s.com.

Name Servers

DNS delegation for sem-s.com points to two name servers: chelsea.ns.cloudflare.com and kaiser.ns.cloudflare.com.

sem-s.com uses the same name servers as several other domains — among them a1ive.org, premo-werbeagentur.at, projomania.com and two more.

sem-s.com partially shares its NS delegation with several other domains, including fastrack-sy.com, gds-pcb.com, colacasino.top and two others.

These name servers regularly co-occur with the name servers dale.ns.cloudflare.com, stevie.ns.cloudflare.com and dom.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

chelsea.ns.cloudflare.com has IP addresses 108.162.194.177, 162.159.38.177 and 172.64.34.177, plus 3 other.

kaiser.ns.cloudflare.com has IP addresses 108.162.195.9, 162.159.44.9 and 172.64.35.9, plus 3 other.

Mail Servers

Mail for sem-s.com is handled by a single mail server, _dc-mx.48edcfee38d9.sem-s.com.

_dc-mx.48edcfee38d9.sem-s.com has exactly one IP number: 81.19.149.74.

sem-s.com - robtex.com

sem-s.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

Mail Servers

`sem-s.com`

`com`