`s-i.us`

DNSSEC	⚠️ Not signed
A	54.215.31.113^{🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix}
		PTR	`ec2-54-215-31-113.us-west-1.compute.amazonaws.com`
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
SOA	`ns1.dyna-ns.net`hostmaster@s-i.us 2026-04-11 #2

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1776163984

Previously MX for

s-i.us

Same first word

s-i.ch

s-i.ro

s-i.mobi

s-i.cl

s-i.tokyo

s-i.net

s-i.kiev.ua

s-i.vn

s-i.kz

s-i.se

s-i.lt

s-i.com.cn

s-i.to

s-i.at

s-i.ru

s-i.info

s-i.es

s-i.de

s-i.org

s-i.us

s-i.jp

s-i.email

s-i.it

s-i.eu

s-i.no

s-i.com

s-i.in

s-i.pl

s-i.biz

s-i.su

s-i.com.pl

s-i.nl

Similar names

i-s.co.uk

i-s.no

i-s.it

i-s.nl

i-s.fi

i-s.be

i-s.co.jp

i-s.dk

i-s.gr

i-s.pl

i-s.hu

i-s.us

i-s.hr

i-s.de

i-s.fr

i-s.co

i-s.com.tw

i-s.com.cn

i-s.kz

i-s.info

i-s.cz

i-s.com.pl

i-s.ru

i-s.in

i-s.org

i-s.net

i-s.biz

i-s.eu

i-s.com

i-s.me

i-s.ro

i-s.ch

i-s.se

i-s.com.ua

i-s.su

i-s.com.mx

i-s.ca

i-s.jp

DNS History

17 records (3 active, 14 former)

○NSdns1.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○NSdns2.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○NSgretzky.pondhockey.net2017-04-29 → 2017-04-29 · 4 obs

○ 2016-12-21 01:28:10
● 2017-04-29 22:25:06
○ 2017-07-21 07:35:02
○ 2026-04-14 11:21:16

○NSlemieux.pondhockey.net2017-04-29 → 2017-04-29 · 4 obs

○ 2016-12-21 01:28:10
● 2017-04-29 22:25:06
○ 2017-07-21 07:35:02
○ 2026-04-14 11:21:16

●NSns1.dyna-ns.net2026-02-17 → 2026-04-14 · 3 obs

○ 2017-07-21 07:35:02
● 2026-02-17 13:28:52
● 2026-04-14 11:21:16

●NSns2.dyna-ns.net2026-02-17 → 2026-04-14 · 3 obs

○ 2017-07-21 07:35:02
● 2026-02-17 13:28:52
● 2026-04-14 11:21:16

○MXeforward1.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○MXeforward2.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○MXeforward3.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○MXeforward4.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○MXeforward5.registrar-servers.com2016-05-18 → 2016-12-21 · 4 obs

● 2016-05-18 04:27:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○MXs-i.us2017-04-29 → 2017-04-29 · 4 obs

○ 2016-12-21 01:28:10
● 2017-04-29 22:25:06
○ 2017-07-21 07:35:02
○ 2026-04-14 11:21:16

○A162.255.119.2492016-08-06 → 2016-12-21 · 5 obs

○ 2016-05-18 04:27:04
● 2016-08-06 03:46:04
● 2016-12-21 01:28:10
○ 2017-04-29 22:25:06
○ 2026-04-14 11:21:16

○A162.255.119.2502016-05-18 → 2016-05-18 · 3 obs

● 2016-05-18 04:27:04
○ 2016-08-06 03:46:04
○ 2026-04-14 11:21:16

○A198.54.117.2122017-06-09 → 2017-06-09 · 4 obs

○ 2017-04-29 22:25:06
● 2017-06-09 11:02:06
○ 2017-07-21 07:35:02
○ 2026-04-14 11:21:16

○A216.246.77.1722017-04-29 → 2017-04-29 · 4 obs

○ 2016-12-21 01:28:10
● 2017-04-29 22:25:06
○ 2017-06-09 11:02:06
○ 2026-04-14 11:21:16

●A54.215.31.1132026-02-17 → 2026-04-14 · 3 obs

○ 2017-07-21 07:35:02
● 2026-02-17 13:28:52
● 2026-04-14 11:21:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
s-i.us	ns1.dyna-ns.net, ns2.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns1.dyna-ns.net, ns2.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for s-i.us (unsigned zone)

⏱️ Timing

Total: 243ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.215.31.113`
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
SOA	1	`ns1.dyna-ns.net hostmaster.s-i.us`

Analysis

IP Addresses

s-i.us points to a single IP address: 54.215.31.113.

Other host names such as worldstarpromo.com, frw.com, elpidahotel.com, pixeltuner.de and hempboo.com share IP numbers with s-i.us.

Name Servers

s-i.us is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

s-i.us uses the same name server setup as other domains, including realestatemovies.com, 4kd.cc, harvardgroup.it, mrelay-livreur.com and x99.org.

Host names with four IPs

ns1.dyna-ns.net points to: 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158

ns2.dyna-ns.net points to: 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5

s-i.us - robtex.com

s-i.us

us

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`s-i.us`

`us`