sdtek.com - dns.ninja

`sdtek.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:87e4^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:751^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.81^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.228^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`albert.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`albert.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`albert.ns.cloudflare.com`
		A	108.162.193.58^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	172.64.33.58^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	173.245.59.58^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
NS	`elisa.ns.cloudflare.com`
		A	2606:4700:50::a29f:2636^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c236^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2236^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elisa.ns.cloudflare.com`
		A	108.162.194.54^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	162.159.38.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	172.64.34.54^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.81, 172.67.135.228
		IPv6 hints	2606:4700:3031::ac43:87e4, 2606:4700:3035::6815:751
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=56, name=cloudflare-ech.com
SOA	`albert.ns.cloudflare.com`dns@cloudflare.com serial=2406041898

`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=1783837322

📈 Tranco rank: #305,247

Subdomains

nl.sdtek.com

us.sdtek.com

it.sdtek.com

ca.sdtek.com

au.sdtek.com

no.sdtek.com

de.sdtek.com

se.sdtek.com

es.sdtek.com

fr.sdtek.com

ie.sdtek.com

Same first word

sdtek.ca

sdtek.biz

sdtek.com

sdtek.cn

sdtek.net

sdtek.co.kr

Similar names

sktde.ru

edtks.com

tsked.com

kedst.co.uk

tkdes.fr

tkdes.net

dtske.com

tdesk.net

dstek.de

ksedt.net

ksedt.com

tdesk.de

estkd.com

tkesd.com

dktes.com

tkesd.cn

kedst.com

tdkes.ru

teksd.com

stked.com

deskt.com

dekst.ru

dstek.org

dkset.com

kedst.ac.uk

tskde.com

dkest.com

dkest.ro

setkd.com

tdesk.cn

dstek.com

tdesk.com.br

kdest.com

dstek.biz

dstek.net

ksdte.com

tdesk.uk

ksedt.cn

detsk.com

DNS History

24 records (11 active, 13 former)

●NSalbert.ns.cloudflare.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

●NSelisa.ns.cloudflare.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

○NSns1.gridhost.com2015-08-09 → 2016-11-30 · 4 obs

● 2015-08-09 16:42:18
● 2016-11-30 23:57:22
○ 2026-03-24 23:04:36
○ 2026-07-12 06:43:20

○NSns2.gridhost.com2015-08-09 → 2016-11-30 · 4 obs

● 2015-08-09 16:42:18
● 2016-11-30 23:57:22
○ 2026-03-24 23:04:36
○ 2026-07-12 06:43:20

●MXalt1.aspmx.l.google.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

●MXalt2.aspmx.l.google.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

●MXaspmx.l.google.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

●MXaspmx2.googlemail.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

●MXaspmx3.googlemail.com2026-03-24 → 2026-07-12 · 3 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-07-12 06:43:20

○MXmail.b-io.co2015-08-09 → 2016-11-30 · 4 obs

● 2015-08-09 16:42:18
● 2016-11-30 23:57:22
○ 2026-03-24 23:04:36
○ 2026-07-12 06:43:20

●A104.21.7.812026-03-24 → 2026-07-12 · 7 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-05-25 02:02:16
○ 2026-06-03 04:17:56
● 2026-06-09 09:13:58
○ 2026-07-10 01:27:04
● 2026-07-12 06:43:20

○A104.247.212.2182016-11-30 → 2016-11-30 · 4 obs

○ 2016-07-18 05:19:46
● 2016-11-30 23:57:22
○ 2026-03-24 23:04:36
○ 2026-07-12 06:43:20

●A172.67.135.2282026-03-24 → 2026-07-12 · 7 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-05-25 02:02:16
○ 2026-06-03 04:17:56
● 2026-06-09 09:13:58
○ 2026-07-10 01:27:04
● 2026-07-12 06:43:20

○A188.114.96.02026-06-03 → 2026-07-10 · 5 obs

○ 2026-05-25 02:02:16
● 2026-06-03 04:17:56
○ 2026-06-09 09:13:58
● 2026-07-10 01:27:04
○ 2026-07-12 06:43:20

○A188.114.97.02026-06-03 → 2026-07-10 · 5 obs

○ 2026-05-25 02:02:16
● 2026-06-03 04:17:56
○ 2026-06-09 09:13:58
● 2026-07-10 01:27:04
○ 2026-07-12 06:43:20

○A216.244.83.502016-03-19 → 2016-07-18 · 5 obs

○ 2016-01-18 07:37:56
● 2016-03-19 02:11:20
● 2016-07-18 05:19:46
○ 2016-11-30 23:57:22
○ 2026-07-12 06:43:20

○A23.236.48.502015-08-09 → 2015-10-11 · 4 obs

● 2015-08-09 16:42:18
● 2015-10-11 17:27:38
○ 2015-12-09 23:32:04
○ 2026-07-12 06:43:20

●A2606:4700:3031::ac43:87e42026-07-02 → 2026-07-12 · 4 obs

○ 2026-06-14 06:26:08
● 2026-07-02 04:58:42
○ 2026-07-10 01:27:04
● 2026-07-12 06:43:20

○A2606:4700:3034::ac43:87e42026-03-24 → 2026-06-14 · 8 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-05-25 02:02:16
○ 2026-06-03 04:17:56
● 2026-06-09 09:13:58
● 2026-06-14 06:26:08
○ 2026-07-02 04:58:42
○ 2026-07-12 06:43:20

●A2606:4700:3035::6815:7512026-07-02 → 2026-07-12 · 4 obs

○ 2026-06-14 06:26:08
● 2026-07-02 04:58:42
○ 2026-07-10 01:27:04
● 2026-07-12 06:43:20

○A2606:4700:3037::6815:7512026-03-24 → 2026-06-14 · 8 obs

○ 2016-11-30 23:57:22
● 2026-03-24 23:04:36
● 2026-05-25 02:02:16
○ 2026-06-03 04:17:56
● 2026-06-09 09:13:58
● 2026-06-14 06:26:08
○ 2026-07-02 04:58:42
○ 2026-07-12 06:43:20

○A2a06:98c1:3120::2026-06-03 → 2026-07-10 · 5 obs

○ 2026-05-25 02:02:16
● 2026-06-03 04:17:56
○ 2026-06-09 09:13:58
● 2026-07-10 01:27:04
○ 2026-07-12 06:43:20

○A2a06:98c1:3121::2026-06-03 → 2026-07-10 · 5 obs

○ 2026-05-25 02:02:16
● 2026-06-03 04:17:56
○ 2026-06-09 09:13:58
● 2026-07-10 01:27:04
○ 2026-07-12 06:43:20

○A69.30.201.702015-12-09 → 2016-01-18 · 5 obs

○ 2015-10-11 17:27:38
● 2015-12-09 23:32:04
● 2016-01-18 07:37:56
○ 2016-03-19 02:11:20
○ 2026-07-12 06:43:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
sdtek.com	albert.ns.cloudflare.com, elisa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.58

NS records: albert.ns.cloudflare.com, elisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdtek.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.135.228, 104.21.7.81`
AAAA	2	`2606:4700:3031::ac43:87e4, 2606:4700:3035::6815:751`
NS	2	`albert.ns.cloudflare.com, elisa.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`albert.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

sdtek.com serves as parent to nl.sdtek.com, us.sdtek.com, it.sdtek.com, ca.sdtek.com, au.sdtek.com along with a few other host names.

IP Addresses

sdtek.com has four IP addresses: 104.21.7.81, 172.67.135.228, 2606:4700:3031::ac43:87e4 and 2606:4700:3035::6815:751.

Two other host names, along with egretsolar.com, jackpotnews.co.uk and aesir.org.uk, also share IP numbers with sdtek.com.

Name Servers

Two name servers handle the delegation for sdtek.com: albert.ns.cloudflare.com and elisa.ns.cloudflare.com.

sdtek.com shares its NS records with other domains, for example lidbrooklyn.org, support-security-information-account6-djt.pages.dev, gipervdom.ru and two others.

sdtek.com has at least partial name server overlap with other domains, such as bj88games.support, ckmi.ru, wersk2.com and two others.

It is common to find these name servers paired with the name servers marissa.ns.cloudflare.com.

DNS names with 6 IP addresses:

albert.ns.cloudflare.com resolves to 108.162.193.58, 172.64.33.58 and 173.245.59.58 among others, with 3 other IP addresses in total.

elisa.ns.cloudflare.com resolves to 108.162.194.54, 162.159.38.54 and 172.64.34.54 among others, with 3 other IP addresses in total.

Mail Servers

Mail for sdtek.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between sdtek.com and other domains, including mydudedog.com, serpik.at, myessayservices.com and two others.

These mail servers tend to appear in combination with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com resolves to two addresses: 142.251.163.27 and 2607:f8b0:4004:c07::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c0f::1a IP addresses.