sysadmin.us - robtex.com

sysadmin.us

DNSSEC🔒 Signed (DS record present)
A2606:4700:3033::6815:1efc🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:ae3d🇺🇸 Cloudflare2606:4700:3036::/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 hints2606:4700:3033::6815:1efc, 2606:4700:3036::ac43:ae3d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com
SOAns1.ubmdns.comdns@cloudflare.com serial=2409106307

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=1783957431

Same first word

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Similar names

adminsys.eu
adminsys.net
adminsys.com
missandy.com
dynamiss.com
adminsys.co.id
adminsys.org
adminsys.fr
adminsys.serveftp.com
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adminsys.be
mindsays.com
daisymns.com
missnady.it
aydinsms.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSns1.ubmdns.comns2.ubmdns.comns1.ubm-us.netns2.ubm-us.netns3.ubm-us.netMXmailhost.ubm-us.netA104.21.30.252172.67.174.612606:4700:3033::6815:1efc2606:4700:3036::ac43:ae3d192.155.42.93192.155.48.932606:4700:3031::6815:1efc2606:4700:3033::ac43:ae3d2620:103::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
○ 2026-07-13 16:20:04
●NSns1.ubmdns.com2018-01-14 → 2026-07-13 · 3 obs
○ 2017-01-30 09:58:46
● 2018-01-14 00:59:14
● 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04
●NSns2.ubmdns.com2018-01-14 → 2026-07-13 · 3 obs
○ 2017-01-30 09:58:46
● 2018-01-14 00:59:14
● 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04
●A104.21.30.2522026-02-25 → 2026-07-13 · 3 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-07-13 16:20:04
●A172.67.174.612026-02-25 → 2026-07-13 · 3 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04
○A2606:4700:3031::6815:1efc2026-02-25 → 2026-06-14 · 5 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-06-14 21:46:06
○ 2026-07-04 19:37:22
○ 2026-07-13 16:20:04
●A2606:4700:3033::6815:1efc2026-07-04 → 2026-07-13 · 3 obs
○ 2026-06-14 21:46:06
● 2026-07-04 19:37:22
● 2026-07-13 16:20:04
○A2606:4700:3033::ac43:ae3d2026-02-25 → 2026-06-14 · 5 obs
○ 2018-01-14 00:59:14
● 2026-02-25 13:01:16
● 2026-06-14 21:46:06
○ 2026-07-04 19:37:22
○ 2026-07-13 16:20:04
●A2606:4700:3036::ac43:ae3d2026-07-04 → 2026-07-13 · 3 obs
○ 2026-06-14 21:46:06
● 2026-07-04 19:37:22
● 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04
○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
○ 2026-07-13 16:20:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usx.cctld.us, m.cctld.us, n.cctld.us, b.cctld.us...-
sysadmin.usns2.ubmdns.com, ns1.ubmdns.com-

✅ Authoritative Response

Server:162.159.0.208

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.30.252, 172.67.174.61
AAAA22606:4700:3033::6815:1efc, 2606:4700:3036::ac43:ae3d
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 directs to four IP numbers, which are 104.21.30.252, 172.67.174.61, 2606:4700:3033::6815:1efc and 2606:4700:3036::ac43:ae3d.

Two other host names, along with dgcorex.com, aradoutlet.co.il and mail.farnorthcraftsmanship.com, also share IP numbers with sysadmin.us.

Name Servers

sysadmin.us is served by two delegated name servers, ns1.ubmdns.com and ns2.ubmdns.com.

sysadmin.us shares its NS records with other domains, for example itcve.eu, seatradeafricaawards.com, eeliveconf.com and two others.

Each of the two host names carries two IP addresses: ns1.ubmdns.com points to 162.159.0.208 and 2400:cb00:2049:1::a29f:d0, and ns2.ubmdns.com points to 162.159.1.208 and 2400:cb00:2049:1::a29f:1d0.