ob1.us - dns.ninja

ob1.us

DNSSEC⚠️ Not signed
A3.33.251.168🇺🇸 Amazon3.33.240.0/20
PTRaec037177372cc6cd.awsglobalaccelerator.com
A15.197.225.128🇺🇸 Amazon15.197.224.0/20
NSns27.domaincontrol.com
A2603:5:2171::e🇺🇸 GODADDY-DNS2603:5:2170::/44
PTRns27.domaincontrol.com
A97.74.103.14🇺🇸 GODADDY-DNS97.74.102.0/23
PTRns27.domaincontrol.com
NSns28.domaincontrol.com
A2603:5:2271::e🇺🇸 GODADDY-DNS2603:5:2270::/44
PTRns28.domaincontrol.com
A173.201.71.14🇺🇸 GODADDY-DNS173.201.70.0/23
PTRns28.domaincontrol.com
MXob1-us.mail.protection.outlook.com
A2a01:111:f403:c903::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mw2pr02cu00503.inbound.protection.outlook.com
A2a01:111:f403:f802::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-byapr05cu00400.inbound.protection.outlook.com
A2a01:111:f403:f802::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj2pr05cu00202.inbound.protection.outlook.com
A2a01:111:f403:f90d::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sn1pr0501cu00301.inbound.protection.outlook.com
A52.101.10.12🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn1pr21cu00204.inbound.protection.outlook.com
A52.101.41.24🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr03cu01600.inbound.protection.outlook.com
A52.101.50.10🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-mw2pr02cu00502.inbound.protection.outlook.com
A52.101.194.3🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ch1pr04cu00103.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns27.domaincontrol.comdns@jomax.net 2025-09-17 #1

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=1780920671

Subdomains

Same first word

Similar names

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSns27.domaincontrol.comns28.domaincontrol.comns375.pair.comns5.ns0.comMXob1-us.mail.protection.outlook.commx1.zmailcloud.commx2.zmailcloud.commx3.zmailcloud.comA15.197.225.1283.33.251.16864.130.19.193
NSns27.domaincontrol.com2026-06-08 → 2026-06-08 · 2 obs
○ 2016-12-24 13:03:02
● 2026-06-08 12:22:20
NSns28.domaincontrol.com2026-06-08 → 2026-06-08 · 2 obs
○ 2016-12-24 13:03:02
● 2026-06-08 12:22:20
NSns375.pair.com2015-05-27 → 2016-12-24 · 3 obs
● 2015-05-27 13:54:58
● 2016-12-24 13:03:02
○ 2026-06-08 12:22:20
NSns5.ns0.com2015-05-27 → 2016-12-24 · 3 obs
● 2015-05-27 13:54:58
● 2016-12-24 13:03:02
○ 2026-06-08 12:22:20
MXmx1.zmailcloud.com2015-05-27 → 2016-12-24 · 3 obs
● 2015-05-27 13:54:58
● 2016-12-24 13:03:02
○ 2026-06-08 12:22:20
MXmx2.zmailcloud.com2015-05-27 → 2016-12-24 · 3 obs
● 2015-05-27 13:54:58
● 2016-12-24 13:03:02
○ 2026-06-08 12:22:20
MXmx3.zmailcloud.com2015-05-27 → 2016-12-24 · 3 obs
● 2015-05-27 13:54:58
● 2016-12-24 13:03:02
○ 2026-06-08 12:22:20
MXob1-us.mail.protection.outlook.com2026-06-08 → 2026-06-08 · 2 obs
○ 2016-12-24 13:03:02
● 2026-06-08 12:22:20
A15.197.225.1282026-06-08 → 2026-06-08 · 2 obs
○ 2016-12-24 13:03:02
● 2026-06-08 12:22:20
A3.33.251.1682026-06-08 → 2026-06-08 · 2 obs
○ 2016-12-24 13:03:02
● 2026-06-08 12:22:20
A64.130.19.1932015-05-27 → 2016-12-24 · 3 obs
● 2015-05-27 13:54:58
● 2016-12-24 13:03:02
○ 2026-06-08 12:22:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
ob1.usns27.domaincontrol.com, ns28.domaincontrol.com-

✅ Authoritative Response

Server:173.201.71.14

NS records: ns27.domaincontrol.com, ns28.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ob1.us (unsigned zone)

⏱️ Timing

Total: 309ms | Queries: -

📄 Records

TypeCountSample Data
A215.197.225.128, 3.33.251.168
NS2ns27.domaincontrol.com, ns28.domaincontrol.com
MX1ob1-us.mail.protection.outlook.com (pri:
TXT1v=spf1 include:spf.protection.outlook.co
SOA1ns27.domaincontrol.com dns.jomax.net

Analysis

Hierarchy

ob1.us is a parent domain of www.ob1.us.

IP Addresses

ob1.us points to two IP numbers: 3.33.251.168 and 15.197.225.128.

Additional host names — borgetto.us, ensureallkidsmatter.com, sinim.net and two others — share IP numbers with ob1.us.

Name Servers

ob1.us is served by two delegated name servers, ns27.domaincontrol.com and ns28.domaincontrol.com.

ob1.us shares its name server setup with other domains, including miet-check.de, producedbylmrpro.com, ladygunsmith.com and two others.

Each of the two host names carries two IP addresses: ns27.domaincontrol.com points to 97.74.103.14 and 2603:5:2171::e, and ns28.domaincontrol.com points to 173.201.71.14 and 2603:5:2271::e.

Mail Servers

ob1.us has one mail server: ob1-us.mail.protection.outlook.com.

ob1-us.mail.protection.outlook.com points to 8 IP addresses: 52.101.10.12, 52.101.41.24, 52.101.50.10 and five others.