bert.us - robtex.com

bert.us

DNSSEC⚠️ Not signed
NSns1.dotster.com ⚠️ Not in zone NS records
A172.64.52.250🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.dotster.com ⚠️ Not in zone NS records
A172.64.53.155🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXmx.bert.us
A66.96.140.88🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc
PTR88.140.96.66.static.eigbox.net
A66.96.140.89🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc
PTR89.140.96.66.static.eigbox.net
TXTv=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all

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=1784860925

Subdomains

Same first word

Similar names

DNS History

5 records (3 active, 2 former)

20162017201820192020202120222023202420252026NSns1.dotster.comns2.dotster.comMXmx.bert.usA66.96.149.3266.96.161.156
NSns1.dotster.com2015-08-20 → 2026-07-24 · 2 obs
● 2015-08-20 13:17:28
● 2026-07-24 03:15:36
NSns2.dotster.com2015-08-20 → 2026-07-24 · 2 obs
● 2015-08-20 13:17:28
● 2026-07-24 03:15:36
MXmx.bert.us2015-08-20 → 2026-07-24 · 2 obs
● 2015-08-20 13:17:28
● 2026-07-24 03:15:36
A66.96.149.322016-03-11 → 2026-07-18 · 8 obs
○ 2015-12-15 10:03:34
● 2016-03-11 17:05:20
● 2016-07-13 09:20:10
○ 2026-07-17 14:05:16
● 2026-07-17 15:26:28
○ 2026-07-18 04:46:08
● 2026-07-18 22:08:34
○ 2026-07-24 03:15:36
A66.96.161.1562015-08-20 → 2015-12-15 · 4 obs
● 2015-08-20 13:17:28
● 2015-12-15 10:03:34
○ 2016-03-11 17:05:20
○ 2026-07-24 03:15:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
bert.usns2.dotster.com, ns1.dotster.com-

✅ Authoritative Response

Server:172.64.53.155

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bert.us (unsigned zone)

⏱️ Timing

Total: 3290ms | Queries: -

📄 Records

TypeCountSample Data
A166.96.149.32
NS2ns2.dotster.com, ns1.dotster.com

Analysis

Hierarchy

The domain mx.bert.us falls under the parent bert.us.

Name Servers

bert.us has two authoritative name servers — ns1.dotster.com and ns2.dotster.com.

bert.us has the same name server delegation as a number of other domains, such as usgem.com, hhmmag.com, fromsmtp.com and two more.

At least some of bert.us's name servers are shared with other domains, for example steveballs.com, merciers.net, terren.org and two more.

These name servers tend to co-occur with ns1.yourhostingaccount.com, ns2.yourhostingaccount.com, ns1.nameresolve.com and 5 other name servers in the same DNS delegations.

Each of ns1.dotster.com and ns2.dotster.com has one IP address: ns1.dotster.com uses 172.64.52.250 and ns2.dotster.com uses 172.64.53.155.

Mail Servers

bert.us routes its mail through a single mail server, mx.bert.us.

mx.bert.us directs to two IP numbers, 66.96.140.88 and 66.96.140.89.