f1s.us - robtex.com

f1s.us

DNSSEC⚠️ Not signed
NSns1.bdm.microsoftonline.com ⚠️ Not in zone NS records
A2603:1061:0:700::d0🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-208.azure-dns.com
A13.107.236.208🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-208.azure-dns.com
NSns2.bdm.microsoftonline.com ⚠️ Not in zone NS records
A2620:1ec:8ec:700::d0🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-208.azure-dns.net
A150.171.21.208🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-208.azure-dns.net
NSns3.bdm.microsoftonline.com ⚠️ Not in zone NS records
A2a01:111:4000:700::d0🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-208.azure-dns.org
A204.14.183.208🇺🇸 Microsoft204.14.180.0/22
PTRns3-208.azure-dns.org
NSns4.bdm.microsoftonline.com ⚠️ Not in zone NS records
A2620:1ec:bda:700::d0🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-208.azure-dns.info
A208.84.5.208🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-208.azure-dns.info

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1776162060

Same first word

f1s.us
f1s.org.ua
f1s.in.ua
f1s.ch
f1s.net
f1s.me
f1s.com.br
f1s.pro
f1s.cn
f1s.de
f1s.com
f1s.com.au
f1s.org

Similar names

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fs1.me
sf1.nl
s1f.ru
fs1.tv
1sf.org
fs1.ro
sf1.me
fs1.dk
sf1.com.cn
1sf.ru
fs1.org
sf1.de
1fs.com.au
1fs.com.cn
fs1.com
fs1.biz
fs1.ir
fs1.at
1fs.de
s1f.com
sf1.co
1fs.cn
1sf.us
1sf.net
sf1.pl
fs1.pp.ru
1fs.jp
sf1.ch
fs1.co.il
sf1.eu
sf1.co.uk
1sf.me
fs1.ru
1fs.nl
fs1.jp
fs1.vg
sf1.it
fs1.eu
fs1.no
sf1.solutions
1sf.eu
fs1.digital
fs1.tube
1sf.de
fs1.pl
sf1.com
sf1.ru
fs1.lol
1sf.com
sf1.cn
fs1.co.uk
fs1.app
1fs.com
fs1.de
sf1.net
1fs.net
s1f.top
fs1.hopto.org
1fs.shop
fs1.ch
sf1.net.br
s1f.nl
1fs.eu
1fs.co
fs1.net
fs1.info
fs1.co

DNS History

16 records (4 active, 12 former)

20162017201820192020202120222023202420252026NSns1.bdm.microsoftonline.comns2.bdm.microsoftonline.comns3.bdm.microsoftonline.comns4.bdm.microsoftonline.comdns1.registrar-servers.comdns2.registrar-servers.comdns3.registrar-servers.comdns4.registrar-servers.comdns5.registrar-servers.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comf1s-us.mail.protection.outlook.comA162.255.119.195
○NSdns1.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○NSdns2.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○NSdns3.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○NSdns4.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○NSdns5.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
●NSns1.bdm.microsoftonline.com2017-07-19 → 2026-04-14 · 3 obs
○ 2016-02-08 21:34:10
● 2017-07-19 02:06:32
● 2026-04-14 10:59:32
●NSns2.bdm.microsoftonline.com2017-07-19 → 2026-04-14 · 3 obs
○ 2016-02-08 21:34:10
● 2017-07-19 02:06:32
● 2026-04-14 10:59:32
●NSns3.bdm.microsoftonline.com2017-07-19 → 2026-04-14 · 3 obs
○ 2016-02-08 21:34:10
● 2017-07-19 02:06:32
● 2026-04-14 10:59:32
●NSns4.bdm.microsoftonline.com2017-07-19 → 2026-04-14 · 3 obs
○ 2016-02-08 21:34:10
● 2017-07-19 02:06:32
● 2026-04-14 10:59:32
○MXeforward1.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○MXeforward2.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○MXeforward3.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○MXeforward4.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○MXeforward5.registrar-servers.com2015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32
○MXf1s-us.mail.protection.outlook.com2017-07-19 → 2017-08-06 · 5 obs
○ 2016-02-08 21:34:10
● 2017-07-19 02:06:32
● 2017-08-06 05:35:28
○ 2026-04-09 11:47:04
○ 2026-04-14 10:59:32
○A162.255.119.1952015-06-26 → 2016-02-08 · 4 obs
● 2015-06-26 06:56:54
● 2016-02-08 21:34:10
○ 2017-07-19 02:06:32
○ 2026-04-14 10:59:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
f1s.usns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com-

✅ Authoritative Response

Server:150.171.21.208

NS records: ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f1s.us (unsigned zone)

⏱️ Timing

Total: 330ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

f1s.us is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

f1s.us at least partially shares name servers with other domains such as bbm-law.com, corsons.aero, strub-group.com, themercantilelondon.com and prock.com.

Host names with two IP numbers:

ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208

ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208

ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208

ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208