🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackster.net`

DNSSEC	⚠️ Not signed
A	206.188.192.183^{🇺🇸 Jacksonville206.188.192.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
		PTR	`vux.netsolhost.com`
NS	`ns75.worldnic.com` ⭐
		A	162.159.26.27^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns76.worldnic.com`
		A	162.159.27.78^{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	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		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`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.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`
TXT	`google-site-verification=Tyfojy0D5-81cGzARkAxld5o__Sht69u6Eh-dO6ritc`
SOA	`NS75.WORLDNIC.COM`namehost@WORLDNIC.COM serial=116033017

`net`

	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=1787594716

Same first word

stackster.dev

stackster.net

stackster.com

Similar names

tracksets.com

reststack.com

kerstacts.com

tkscaster.com.tw

kerstacts.nl

tkscaster.com

taskcrest.xyz

trestacks.com

kstcaster.com

reststack.xyz

testracks.com

Previous names

Next names

DNS History

12 records (8 active, 4 former)

○NSns.phx1.nearlyfreespeech.net2015-07-31 → 2015-07-31 · 3 obs

● 2015-07-31 21:59:08
○ 2015-11-20 21:19:04
○ 2026-08-24 18:10:20

○NSns.phx4.nearlyfreespeech.net2015-07-31 → 2015-07-31 · 3 obs

● 2015-07-31 21:59:08
○ 2015-11-20 21:19:04
○ 2026-08-24 18:10:20

○NSns.phx8.nearlyfreespeech.net2015-07-31 → 2015-07-31 · 3 obs

● 2015-07-31 21:59:08
○ 2015-11-20 21:19:04
○ 2026-08-24 18:10:20

●NSns75.worldnic.com2016-07-08 → 2026-08-24 · 3 obs

○ 2015-11-20 21:19:04
● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

●NSns76.worldnic.com2016-07-08 → 2026-08-24 · 3 obs

○ 2015-11-20 21:19:04
● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

●MXalt1.aspmx.l.google.com2016-07-08 → 2026-08-24 · 2 obs

● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

●MXalt2.aspmx.l.google.com2016-07-08 → 2026-08-24 · 2 obs

● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

●MXaspmx.l.google.com2016-07-08 → 2026-08-24 · 2 obs

● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

●MXaspmx2.googlemail.com2016-07-08 → 2026-08-24 · 2 obs

● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

●MXaspmx3.googlemail.com2016-07-08 → 2026-08-24 · 2 obs

● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

○A184.72.232.2232015-07-31 → 2015-07-31 · 3 obs

● 2015-07-31 21:59:08
○ 2015-11-20 21:19:04
○ 2026-08-24 18:10:20

●A206.188.192.1832016-07-08 → 2026-08-24 · 3 obs

○ 2015-11-20 21:19:04
● 2016-07-08 08:09:04
● 2026-08-24 18:10:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
stackster.net	ns75.worldnic.com, ns76.worldnic.com	-

✅ Authoritative Response

Server:162.159.26.27

NS records: ns75.worldnic.com, ns76.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackster.net (unsigned zone)

⏱️ Timing

Total: 706ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`206.188.192.183`
NS	2	`ns75.worldnic.com, ns76.worldnic.com`
MX	5	`alt2.aspmx.l.google.com (pri: 5), alt1.aspmx.l.google.com (pri: 5)...`
TXT	2	`v=spf1 include:_spf.google.com ~all, google-site-verification=Tyfojy0D5-81cGz`
SOA	1	`NS75.WORLDNIC.COM namehost.WORLDNIC.COM`

Analysis

IP Addresses

stackster.net resolves to just one IP address, 206.188.192.183.

Two other host names, along with circlesandsquare.com, www.hcci-ks.org and nesscustomhomes.com, also share IP numbers with stackster.net.

Name Servers

DNS delegation for stackster.net points to two name servers: ns75.worldnic.com and ns76.worldnic.com.

stackster.net shares its NS records with other domains, for example lifewiseingredients.com, lajusticereport.org, agt-commercial.com and two others.

stackster.net shares at least some of its name servers with other domains, such as soundmastersct.com and racine.com.

ns75.worldnic.com and ns76.worldnic.com each resolve to one IP number: ns75.worldnic.com points to 162.159.26.27 and ns76.worldnic.com points to 162.159.27.78.

Mail Servers

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

There is at least a partial MX overlap between stackster.net and other domains, including alvin5.com, laurenfrederico.com, mantab.one 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 has two IP addresses: 192.178.234.26 and 2800:3f0:4003:c14::1b.

aspmx3.googlemail.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com has two IP addresses: 172.253.115.27 and 2607:f8b0:4004:c17::1b.

alt1.aspmx.l.google.com has two IP addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.

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

Host names pointing to 192.178.234.26 IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 172.253.116.27 IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.