sysadmin.us - robtex.com

sysadmin.us

DNSSEC🔒 Signed (DS record present)
A2606:4700:3031::6815:1efc🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:ae3d🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.252Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.61🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSns1.ubmdns.com ⭐
A2400:cb00:2049:1::a29f:d0🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
PTRns1.ubmdns.com
A162.159.0.208Cloudflare162.159.0.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.ubmdns.com
A2400:cb00:2049:1::a29f:1d0🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
PTRns2.ubmdns.com
A162.159.1.208Cloudflare162.159.1.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.ubmdns.com
TXTv=spf1 mx include:spf.ubm-us.net -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.30.252, 172.67.174.61
IPv6 hints2606:4700:3031::6815:1efc, 2606:4700:3033::ac43:ae3d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOAns1.ubmdns.comdns@cloudflare.com serial=2402885498

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=1778350441

Same first word

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Similar names

adminsys.eu
mindasys.com
adminsys.net
adminsys.com
missandy.com
dynamiss.com
adminsys.ch
adminsys.co.id
adminsys.org
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madissyn.com
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mindsays.com
daisymns.com
missnady.it
aydinsms.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSns1.ubmdns.comns2.ubmdns.comns1.ubm-us.netns2.ubm-us.netns3.ubm-us.netMXmailhost.ubm-us.netA104.21.30.252172.67.174.612606:4700:3031::6815:1efc2606:4700:3033::ac43:ae3d192.155.42.93192.155.48.932620:103::192:155:48:932620:103:1:1:192:155:42:93
○NSns1.ubm-us.net2015-08-08 → 2017-01-30 · 4 obs
● 2015-08-08 17:23:00
● 2017-01-30 09:58:46
○ 2018-01-14 00:59:14
○ 2026-05-09 18:47:16
●NSns1.ubmdns.com2018-01-14 → 2026-05-09 · 3 obs
○ 2017-01-30 09:58:46
● 2018-01-14 00:59:14
● 2026-05-09 18:47:16
○NSns2.ubm-us.net2015-08-08 → 2017-01-30 · 4 obs
● 2015-08-08 17:23:00
● 2017-01-30 09:58:46
○ 2018-01-14 00:59:14
○ 2026-05-09 18:47:16
●NSns2.ubmdns.com2018-01-14 → 2026-05-09 · 3 obs
○ 2017-01-30 09:58:46
● 2018-01-14 00:59:14
● 2026-05-09 18:47:16
○NSns3.ubm-us.net2015-08-08 → 2017-01-30 · 4 obs
● 2015-08-08 17:23:00
● 2017-01-30 09:58:46
○ 2018-01-14 00:59:14
○ 2026-05-09 18:47:16
○MXmailhost.ubm-us.net2015-08-08 → 2018-01-14 · 4 obs
● 2015-08-08 17:23:00
● 2018-01-14 00:59:14
○ 2026-02-25 13:01:16
○ 2026-05-09 18:47:16
●A104.21.30.2522026-02-25 → 2026-05-09 · 3 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-05-09 18:47:16
●A172.67.174.612026-02-25 → 2026-05-09 · 3 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-05-09 18:47:16
○A192.155.42.932017-01-30 → 2017-01-30 · 4 obs
○ 2016-05-16 05:59:42
● 2017-01-30 09:58:46
○ 2018-01-14 00:59:14
○ 2026-05-09 18:47:16
○A192.155.48.932015-08-08 → 2018-01-14 · 6 obs
● 2015-08-08 17:23:00
● 2016-05-16 05:59:42
○ 2017-01-30 09:58:46
● 2018-01-14 00:59:14
○ 2026-02-25 13:01:16
○ 2026-05-09 18:47:16
●A2606:4700:3031::6815:1efc2026-02-25 → 2026-05-09 · 3 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-05-09 18:47:16
●A2606:4700:3033::ac43:ae3d2026-02-25 → 2026-05-09 · 3 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-05-09 18:47:16
○A2620:103::192:155:48:932015-08-08 → 2018-01-14 · 6 obs
● 2015-08-08 17:23:00
● 2016-05-16 05:59:42
○ 2017-01-30 09:58:46
● 2018-01-14 00:59:14
○ 2026-02-25 13:01:16
○ 2026-05-09 18:47:16
○A2620:103:1:1:192:155:42:932017-01-30 → 2017-01-30 · 4 obs
○ 2016-05-16 05:59:42
● 2017-01-30 09:58:46
○ 2018-01-14 00:59:14
○ 2026-05-09 18:47:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usn.cctld.us, m.cctld.us, x.cctld.us, k.cctld.us...-
sysadmin.usns1.ubmdns.com, ns2.ubmdns.com-

✅ Authoritative Response

Server:162.159.1.208

NS records: ns1.ubmdns.com, ns2.ubmdns.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1033ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.30.252, 172.67.174.61
AAAA22606:4700:3033::ac43:ae3d, 2606:4700:3031::6815:1efc
NS2ns1.ubmdns.com, ns2.ubmdns.com
TXT1v=spf1 mx include:spf.ubm-us.net -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ns1.ubmdns.com dns.cloudflare.com

Analysis

IP Addresses

sysadmin.us maps to four IP numbers: 2606:4700:3031::6815:1efc, 2606:4700:3033::ac43:ae3d, 104.21.30.252 and 172.67.174.61.

other host names include dgcorex.com, aradoutlet.co.il, mail.farnorthcraftsmanship.com, oddfellowspark.com and gemly-game.xyz; they share IP numbers with sysadmin.us.

Name Servers

Two name servers ns1.ubmdns.com and ns2.ubmdns.com handle the delegation for sysadmin.us.

sysadmin.us shares the same name server setup as other domains, for instance eeliveconf.com, buildingschools.mobi, retailvisionturkeyme.com, gamanetwork.com and crop-world.org.

Host names with two IP numbers:

ns1.ubmdns.com points to 2400:cb00:2049:1::a29f:d0 and 162.159.0.208.

ns2.ubmdns.com points to 2400:cb00:2049:1::a29f:1d0 and 162.159.1.208.