stack.biz - dns.ninja

`stack.biz`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`kayleigh.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:265c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kayleigh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kayleigh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kayleigh.ns.cloudflare.com`
		A	108.162.194.92^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kayleigh.ns.cloudflare.com`
		A	162.159.38.92^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kayleigh.ns.cloudflare.com`
		A	172.64.34.92^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kayleigh.ns.cloudflare.com`
NS	`keaton.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keaton.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keaton.ns.cloudflare.com`
		A	108.162.195.181^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
		A	162.159.44.181^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
		A	172.64.35.181^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		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	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=SnQx9sVj21QaH4yeFFACU_blFV93-zCCfqg2GJJ083U`
TXT	`v=spf1 include:_spf.google.com -all`
SOA	`kayleigh.ns.cloudflare.com`dns@cloudflare.com serial=2410519184

`biz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld.biz` ⭐
	NS	`b.gtld.biz`
	NS	`c.gtld.biz`
	NS	`m.gtld.biz`
	NS	`n.gtld.biz`
	NS	`w.gtld.biz`
	NS	`x.gtld.biz`
	NS	`y.gtld.biz`
	SOA	`a.gtld.biz`admin@tldns.godaddy serial=1786415548

⚠️ On DNS blocklist: spam-tlds

Same first word

stack.fyi

stack.nl

stack.ws

stack.money

stack.com

stack.net.ng

stack.compare

stack.hu

stack.services

stack.world

stack.ca

stack.nyc

stack.nu

stack.pt

stack.ro

stack.cc

stack.systems

stack.host

stack.casino

stack.kim

stack.fo

stack.co.nz

stack.io

stack.aero

stack.codes

stack.build

stack.bet

stack.creditcard

stack.network

stack.ai

stack.je

stack.lu

stack.me.uk

stack.com.uy

stack.group

stack.(0x787878)

stack.run

stack.ly

stack.kz

stack.media

stack.tv

stack.ddnsfree.com

stack.gl

stack.gg

stack.cards

stack.tokyo

stack.info

stack.solutions

stack.works

stack.gold

stack.black

stack.shopping

stack.net.nz

stack.mx

stack.spb.su

stack.im

stack.storage

stack.foundation

stack.jp

stack.se

stack.com.au

stack.support

stack.care

stack.team

stack.ventures

stack.fi

stack.pro

stack.fitness

stack.de

stack.co

stack.cool

stack.fail

stack.la

stack.com.br

stack.plus

stack.pl

stack.ie

stack.gov.sg

stack.cz

stack.ee

stack.spb.ru

stack.be

stack.house

stack.su

stack.city

stack.how

stack.net

stack.com.mx

stack.fr

stack.biz

stack.uk.net

stack.buzz

stack.agency

stack.ru

stack.ml

stack.horse

stack.zone

stack.blue

stack.my

stack.farm

stack.co.uk

stack.org

stack.gallery

stack.sa

stack.it

stack.or.jp

Similar names

catks.com

tcask.org

actks.com

ctask.org.py

kcast.com

stakc.ac.id

tsack.com

kcsat.com

tckas.com

kacst.com

ktcas.com

ktcsa.net

tacks.eu

skatc.com

askct.de

tacks.ca

kacst.edu.sa

kastc.com.sa

kastc.xyz

kasct.org

aksct.com

tacks.de

astck.com

tacks.us

tacks.com.au

tacks.it

kacst.or.kr

tacks.com

atcks.com

tacks.nl

kstac.com

kcsat.org

kacts.net

atksc.com

ckats.com

tacks.org

kcast.online

kcats.com

tacks.net

skatc.ac.th

asktc.com

ktacs.com

kacts.or.kr

ctask.io

cksat.com

tacsk.com

kacst.gov.sa

tasck.dev

tcksa.com

tacks.co.uk

akstc.net

skatc.nfshost.com

satck.com

DNS History

13 records (8 active, 5 former)

●NSkayleigh.ns.cloudflare.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

●NSkeaton.ns.cloudflare.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

○NSns1.sedoparking.com2015-08-01 → 2016-11-13 · 4 obs

● 2015-08-01 05:11:58
● 2016-11-13 18:34:48
○ 2026-02-26 20:55:02
○ 2026-08-11 03:00:12

○NSns2.sedoparking.com2015-08-01 → 2016-11-13 · 4 obs

● 2015-08-01 05:11:58
● 2016-11-13 18:34:48
○ 2026-02-26 20:55:02
○ 2026-08-11 03:00:12

●MXalt1.aspmx.l.google.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

●MXalt2.aspmx.l.google.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

●MXalt3.aspmx.l.google.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

●MXalt4.aspmx.l.google.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

●MXaspmx.l.google.com2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

○MXlocalhost2016-11-13 → 2016-11-13 · 4 obs

○ 2016-07-16 09:42:58
● 2016-11-13 18:34:48
○ 2026-02-26 20:55:02
○ 2026-08-11 03:00:12

○MXmail.nickstel.com2015-08-01 → 2016-07-16 · 4 obs

● 2015-08-01 05:11:58
● 2016-07-16 09:42:58
○ 2016-11-13 18:34:48
○ 2026-08-11 03:00:12

○A72.52.4.1192015-08-01 → 2016-11-13 · 4 obs

● 2015-08-01 05:11:58
● 2016-11-13 18:34:48
○ 2026-02-26 20:55:02
○ 2026-08-11 03:00:12

●A76.76.21.212026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-13 18:34:48
● 2026-02-26 20:55:02
● 2026-08-11 03:00:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
biz	x.gtld.biz, y.gtld.biz, n.gtld.biz, a.gtld.biz...	-
stack.biz	kayleigh.ns.cloudflare.com, keaton.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.92

NS records: kayleigh.ns.cloudflare.com, keaton.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stack.biz (unsigned zone)

⏱️ Timing

Total: 556ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`kayleigh.ns.cloudflare.com, keaton.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=SnQx9sVj21QaH4y, v=spf1 include:_spf.google.com -all`
SOA	1	`kayleigh.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

stack.biz directs to one IP number, which is 76.76.21.21.

Among the host names that share IP numbers with stack.biz are conferencestream.com, hongkongexpresswt.com, listasafn.is and two others.

Name Servers

stack.biz is delegated to two name servers: kayleigh.ns.cloudflare.com and keaton.ns.cloudflare.com.

stack.biz has the same name server delegation as a number of other domains, such as rdsupply.net, careconnectionmedical.com, probirko.com and two more.

At least some of stack.biz's name servers are shared with other domains, for example emergencydentalsquad.com, 42b.cc, mostbet-8b5yn.buzz and two more.

These name servers are often deployed together with the name servers todd.ns.cloudflare.com, kelly.ns.cloudflare.com, nelly.ns.cloudflare.com and chad.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

kayleigh.ns.cloudflare.com resolves to 108.162.194.92, 162.159.38.92, 172.64.34.92 and 3 other IP addresses.

keaton.ns.cloudflare.com resolves to 108.162.195.181, 162.159.44.181, 172.64.35.181 and 3 other IP addresses.

Mail Servers

Five mail servers handle stack.biz: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

stack.biz shares at least some of its mail servers with other domains — for example intraprise.com, ns500724.ns500737.ns500724.ns500724.ns500737.ns500737.ns500599.ns500599.ns500583.yummyflingsfinder.com, spiritcraftpillows.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com points to 192.178.155.27 and 2607:f8b0:4004:c08::1a.

alt1.aspmx.l.google.com points to 192.178.234.26 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1a.