`nstd.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:852a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:dd6^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.214^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.42^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sid.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b8f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sid.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sid.ns.cloudflare.com`
		A	108.162.193.143^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
		A	172.64.33.143^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
		A	173.245.59.143^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2803:f800:50::6ca2:c095^{Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
		A	2a06:98c1:50::ac40:2095^{Cloudflare2a06:98c1:50::/45}
		A	108.162.192.149^{Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.149^{Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.149^{Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`smtp.nstd.net` ⭐
		A	192.53.173.166
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.214, 172.67.133.42
		IPv6 hints	2606:4700:3031::ac43:852a, 2606:4700:3033::6815:dd6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`sid.ns.cloudflare.com`dns@cloudflare.com serial=2408235083

`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=1783083351

🔒 HSTS Preload (+subdomains)

Subdomains

smtp.nstd.net

Same first word

nstd.cn

nstd.org

nstd.de

nstd.net

nstd.ru

nstd.nl

nstd.pro

Similar names

sndt.ru

dstn.name

dsnt.kr

sndt.com

nsdt.de

dnst.no

tdsn.ru

sdnt.cn

dtns.de

nsdt.com

sntd.net

dnts.nl

ntsd.com

dnst.nl

sdtn.biz

dtns.gr

ndts.org

tnds.com

stnd.com

ntds.biz

sntd.in

ntds.co.jp

dtsn.nl

sdtn.co

nsdt.org.uk

dtsn.de

sndt.net

tdns.com.vn

stnd.it

sdnt.net

sntd.com

tdsn.se

sdtn.org

tdns.net.cn

tdns.com

dstn.com

sdtn.mobi

tdns.li

tdns.net

sndt.ac.in

sdtn.com

tdns.eu

tdsn.de

dtsn.ru

dtsn.cn

sdtn.us

dnts.org

stnd.pro

tdns.cn

tdns.co

dstn.it

dtns.cn

stnd.ru

ntds.com

dnts.co.uk

dnts.co.il

ndts.co.in

tdns.org

dstn.us

tsdn.info

dtsn.cc

stnd.org

nsdt.org

ntsd.net

dnst.org

ntsd.org

ndts.com.au

tnds.net

dsnt.com

tsnd.sakura.ne.jp

tsdn.eu

dstn.biz

dnts.eu

dnst.lat

dnst.de

dstn.net

tnsd.eu

sndt.ca

ndst.net

tsdn.de

sdnt.ru

ndts.uk

ndts.ru

dnts.de

tsdn.com

sdtn.net

sdtn.de

dtns.ru

tsdn.se

stnd.com.br

dtns.kr

tsdn.dk

nsdt.ru

tdsn.org

tdns.us

stnd.de

dnst.com

tdsn.net

ndst.ru

stdn.de

tsdn.net

ndst.com.cn

sndt.org

dstn.org

stnd.eu

dtns.tv

dtns.me

ndst.pw

sdnt.com

dsnt.jp

stnd.vn

tdns.biz

stnd.nl

dstn.ca

ntds.de

tdns.ch

tdns.info

tsnd.org

ntds.nl

tsnd.ca

ntds.net

tdsn.com

dnts.co.kr

stnd.net

ndts.net

stdn.ma

dsnt.pl

dstn.no

dnts.com

dnts.ru

tdns.pl

tnsd.com

dstn.de

dstn.ch

dstn.ru

stdn.tech

tdns.cloud

tdns.men

tnsd.lv

dtns.info

tdns.network

dtns.com

dnst.net

dnst.me

ntds.org

ndts.co

ndst.cn

tnds.ru

tnds.org

sdtn.pt

ndst.de

ntsd.ru

ntds.ru

tdns.pro

dtsn.com

sdnt.xyz

dnst.su

dtsn.net

tsnd.cn

tsdn.ru

stnd.co.jp

tnsd.cn

tdns.co.uk

tdns.ru

dnst.ru

ntds.com.br

tdns.de

dtns.net

sndt.in

dsnt.net

tnsd.or.th

dstn.co.uk

stnd.es

dtns.co.uk

dnts.net

nsdt.cloud

dtns.org

DNS History

28 records (7 active, 21 former)

○NSns-cloud-e1.googledomains.com2017-01-18 → 2017-01-18 · 4 obs

○ 2016-12-27 01:42:32
● 2017-01-18 22:46:22
○ 2026-02-15 19:28:56
○ 2026-07-03 13:17:48

○NSns-cloud-e2.googledomains.com2017-01-18 → 2017-01-18 · 4 obs

○ 2016-12-27 01:42:32
● 2017-01-18 22:46:22
○ 2026-02-15 19:28:56
○ 2026-07-03 13:17:48

○NSns-cloud-e3.googledomains.com2017-01-18 → 2017-01-18 · 4 obs

○ 2016-12-27 01:42:32
● 2017-01-18 22:46:22
○ 2026-02-15 19:28:56
○ 2026-07-03 13:17:48

○NSns-cloud-e4.googledomains.com2017-01-18 → 2017-01-18 · 4 obs

○ 2016-12-27 01:42:32
● 2017-01-18 22:46:22
○ 2026-02-15 19:28:56
○ 2026-07-03 13:17:48

○NSns1.dns.com2016-12-27 → 2016-12-27 · 4 obs

○ 2016-06-29 16:52:18
● 2016-12-27 01:42:32
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○NSns1.fastpark.net2009-01-27 → 2009-01-27 · 3 obs

● 2009-01-27 16:49:32
○ 2015-08-17 07:41:00
○ 2026-07-03 13:17:48

○NSns1.he.net2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2016-12-27 01:42:32
○ 2026-07-03 13:17:48

○NSns2.fastpark.net2009-01-27 → 2009-01-27 · 3 obs

● 2009-01-27 16:49:32
○ 2015-08-17 07:41:00
○ 2026-07-03 13:17:48

○NSns2.he.net2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○NSns3.he.net2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○NSns4.he.net2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○NSns5.he.net2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

●NSsid.ns.cloudflare.com2026-02-15 → 2026-07-03 · 3 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
● 2026-07-03 13:17:48

●NSzoe.ns.cloudflare.com2026-02-15 → 2026-07-03 · 3 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
● 2026-07-03 13:17:48

○MXalt1.aspmx.l.google.com2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○MXalt2.aspmx.l.google.com2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○MXaspmx.l.google.com2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○MXaspmx2.googlemail.com2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○MXaspmx3.googlemail.com2015-08-17 → 2016-06-29 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-06-29 16:52:18
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

●MXsmtp.nstd.net2026-02-15 → 2026-07-03 · 3 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
● 2026-07-03 13:17:48

●A104.21.13.2142026-02-15 → 2026-07-03 · 3 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
● 2026-07-03 13:17:48

●A172.67.133.422026-02-15 → 2026-07-03 · 3 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
● 2026-07-03 13:17:48

○A209.51.196.2492015-08-17 → 2016-12-27 · 5 obs

○ 2009-01-27 16:49:32
● 2015-08-17 07:41:00
● 2016-12-27 01:42:32
○ 2017-01-18 22:46:22
○ 2026-07-03 13:17:48

○A216.8.179.262009-01-27 → 2009-01-27 · 3 obs

● 2009-01-27 16:49:32
○ 2015-08-17 07:41:00
○ 2026-07-03 13:17:48

○A23.97.71.762017-01-18 → 2017-01-18 · 4 obs

○ 2016-12-27 01:42:32
● 2017-01-18 22:46:22
○ 2026-02-15 19:28:56
○ 2026-07-03 13:17:48

○A2606:4700:3031::6815:dd62026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
○ 2026-07-03 07:38:16
○ 2026-07-03 13:17:48

●A2606:4700:3031::ac43:852a2026-02-15 → 2026-07-03 · 3 obs

○ 2017-01-18 22:46:22
● 2026-02-15 19:28:56
● 2026-07-03 13:17:48

●A2606:4700:3033::6815:dd62026-07-03 → 2026-07-03 · 3 obs

○ 2026-02-15 19:28:56
● 2026-07-03 07:38:16
● 2026-07-03 13:17:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
nstd.net	sid.ns.cloudflare.com, zoe.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.149

NS records: sid.ns.cloudflare.com, zoe.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1041ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.133.42, 104.21.13.214`
AAAA	2	`2606:4700:3033::6815:dd6, 2606:4700:3031::ac43:852a`
NS	2	`sid.ns.cloudflare.com, zoe.ns.cloudflare.com`
MX	1	`smtp.nstd.net (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sid.ns.cloudflare.com dns.cloudflare.com`

Analysis

Hierarchy

nstd.net is the parent zone for smtp.nstd.net.

IP Addresses

nstd.net has four IP addresses: 104.21.13.214, 172.67.133.42, 2606:4700:3031::ac43:852a and 2606:4700:3033::6815:dd6.

cristantello.com, iwin.promo, coolquotes.com.cdn.cloudflare.net and two other host names share IP numbers with nstd.net.

Name Servers

nstd.net uses two name servers for its delegation: sid.ns.cloudflare.com and zoe.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname sid.ns.cloudflare.com directs to 108.162.193.143, 172.64.33.143 and 173.245.59.143 along with 3 other IP addresses.

Hostname zoe.ns.cloudflare.com directs to 108.162.192.149, 172.64.32.149 and 173.245.58.149 along with 3 other IP addresses.

Mail Servers

Mail for nstd.net is handled by a single mail server, smtp.nstd.net.

smtp.nstd.net directs to just one IP number, 192.53.173.166.

nstd.net - robtex.com

nstd.net

net

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`nstd.net`

`net`