skillbuilders.com - dns.ninja

`skillbuilders.com`

DNSSEC	⚠️ Not signed
A	141.193.213.10^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
NS	`ns3.worldnic.com` ⭐
		A	162.159.26.110^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`powerdns-prod06.dc.tutum.co`
NS	`ns4.worldnic.com`
		A	162.159.27.124^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		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`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
		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`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=h9mStAZOlj1aEk_9pcoQm0jBfODjDfvNWmIjq2qCvNQ`
SOA	`NS3.WORLDNIC.com`namehost@WORLDNIC.com serial=124111812

`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=1783217951

WOT: SAFE (66/100)

Same first word

skillbuilders.com

skillbuilders.be

Similar names

skillsbuilder.com

skillsbuilder.org

DNS History

14 records (8 active, 6 former)

○NSdemie.netsense.net2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 05:41:18
○ 2015-06-16 15:13:54
○ 2026-07-05 02:48:52

●NSns3.worldnic.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

●NSns4.worldnic.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

○NSsense.netsense.net2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 05:41:18
○ 2015-06-16 15:13:54
○ 2026-07-05 02:48:52

●MXalt1.aspmx.l.google.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

●MXalt2.aspmx.l.google.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

●MXaspmx.l.google.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

●MXaspmx2.googlemail.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

●MXaspmx3.googlemail.com2015-06-16 → 2026-07-05 · 3 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2026-07-05 02:48:52

○MXnetsense.net.netsense.mail1.psmtp.com2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 05:41:18
○ 2015-06-16 15:13:54
○ 2026-07-05 02:48:52

○MXnetsense.net.netsense.mail2.psmtp.com2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 05:41:18
○ 2015-06-16 15:13:54
○ 2026-07-05 02:48:52

●A141.193.213.102026-03-18 → 2026-07-05 · 3 obs

○ 2017-04-10 22:10:32
● 2026-03-18 10:19:58
● 2026-07-05 02:48:52

○A184.73.160.2052015-06-16 → 2017-04-10 · 5 obs

○ 2007-10-22 05:41:18
● 2015-06-16 15:13:54
● 2017-04-10 22:10:32
○ 2026-03-18 10:19:58
○ 2026-07-05 02:48:52

○A64.222.46.732007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 05:41:18
○ 2015-06-16 15:13:54
○ 2026-07-05 02:48:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
skillbuilders.com	ns3.worldnic.com, ns4.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.110

NS records: ns3.worldnic.com, ns4.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skillbuilders.com (unsigned zone)

⏱️ Timing

Total: 243ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`141.193.213.10`
NS	2	`ns3.worldnic.com, ns4.worldnic.com`
MX	5	`alt2.aspmx.l.google.com (pri: 30), aspmx2.googlemail.com (pri: 40)...`
TXT	2	`v=spf1 include:_spf.google.com ~all, google-site-verification=h9mStAZOlj1aEk_`
SOA	1	`NS3.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.worldnic.com, ns4.worldnic.com)

Analysis

IP Addresses

skillbuilders.com has exactly one IP address — 141.193.213.10.

spray-net.com, antiquemall.com, bondcollective.com plus two other host names have IP numbers in common with skillbuilders.com.

Name Servers

skillbuilders.com is served by two delegated name servers, ns3.worldnic.com and ns4.worldnic.com.

The name server configuration of skillbuilders.com is shared with other domains, for instance mcpcoop.com, professorklavira.online, greatgums.com and two others.

The DNS delegation for skillbuilders.com at least partly coincides with that of other domains, gordian-energy.com being one example.

ns3.worldnic.com resolves to 162.159.26.110. ns4.worldnic.com resolves to 162.159.27.124. Both host names point to a single IP number.

Mail Servers

skillbuilders.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by skillbuilders.com are shared with other domains: ns500671.ns500731.ns500731.ns500742.ns500671.ns500671.ns500688.ns500671.ns500704.ns500688.ns500649.ns500131.lustychickser.com, matthaggman.com, ns500671.ns500742.ns500742.ns500731.ns500731.ns500731.ns500705.ns500688.ns500649.ns500671.ns500666.tenderladiesbz.com and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com maps to two IP addresses — 142.251.167.26 and 2607:f8b0:4004:c17::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c0f::1b IP addresses.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 108.177.123.26 IP addresses.