os-0.com - robtex.com
os-0.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-02.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::2🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-02.azure-dns.com | ||||||
| A | 13.107.236.2🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-02.azure-dns.com | ||||||
| NS | ns2-02.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::2🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-02.azure-dns.net | ||||||
| A | 150.171.21.2🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-02.azure-dns.net | ||||||
| NS | ns3-02.azure-dns.org | ||||||
| A | 2a01:111:4000:700::2🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-02.azure-dns.org | ||||||
| A | 204.14.183.2🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-02.azure-dns.org | ||||||
| NS | ns4-02.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::2🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-02.azure-dns.info | ||||||
| A | 208.84.5.2🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-02.azure-dns.info | ||||||
| MX | mail.messaging.microsoft.com ⭐ | ||||||
| TXT | spf2.0/pra,mfrom +mx +ip4:64.75.7.0/25 include:spf1.catalinamarketing.com -all | ||||||
| TXT | v=spf1 ip4:64.75.7.0/25 include:spf1.catalinamarketing.com -all | ||||||
| SOA | ns1-02.azure-dns.comcmdadmin@catalinamarketing.com 2011-05-16 #73 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778592316 | ||||||
Subdomains
im.os-0.com |
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
○NSdns01.e-centives.com2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-28 03:16:14
○ 2026-05-12 13:48:18
○NSdns02.e-centives.com2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-28 03:16:14
○ 2026-05-12 13:48:18
●NSns1-02.azure-dns.com2020-11-03 → 2026-05-12 · 3 obs
● 2020-11-03 14:45:20
● 2026-05-12 13:48:18
●NSns2-02.azure-dns.net2020-11-03 → 2026-05-12 · 3 obs
● 2020-11-03 14:45:20
● 2026-05-12 13:48:18
●NSns3-02.azure-dns.org2020-11-03 → 2026-05-12 · 3 obs
● 2020-11-03 14:45:20
● 2026-05-12 13:48:18
●NSns4-02.azure-dns.info2020-11-03 → 2026-05-12 · 3 obs
● 2020-11-03 14:45:20
● 2026-05-12 13:48:18
○NSpdns1.ultradns.net2015-08-28 → 2018-03-12 · 5 obs
● 2015-08-28 03:16:14
● 2018-03-12 10:30:12
○ 2020-11-03 14:45:20
○ 2026-05-12 13:48:18
○NSpdns2.ultradns.net2015-08-28 → 2018-03-12 · 5 obs
● 2015-08-28 03:16:14
● 2018-03-12 10:30:12
○ 2020-11-03 14:45:20
○ 2026-05-12 13:48:18
○NSpdns3.ultradns.org2015-08-28 → 2018-03-12 · 5 obs
● 2015-08-28 03:16:14
● 2018-03-12 10:30:12
○ 2020-11-03 14:45:20
○ 2026-05-12 13:48:18
○NSpdns4.ultradns.org2015-08-28 → 2018-03-12 · 5 obs
● 2015-08-28 03:16:14
● 2018-03-12 10:30:12
○ 2020-11-03 14:45:20
○ 2026-05-12 13:48:18
○NSpdns5.ultradns.info2015-08-28 → 2018-03-12 · 5 obs
● 2015-08-28 03:16:14
● 2018-03-12 10:30:12
○ 2020-11-03 14:45:20
○ 2026-05-12 13:48:18
○NSpdns6.ultradns.co.uk2015-08-28 → 2018-03-12 · 5 obs
● 2015-08-28 03:16:14
● 2018-03-12 10:30:12
○ 2020-11-03 14:45:20
○ 2026-05-12 13:48:18
●MXmail.messaging.microsoft.com2015-08-28 → 2026-05-12 · 3 obs
● 2015-08-28 03:16:14
● 2026-05-12 13:48:18
○MXsmtp.os-0.com2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-28 03:16:14
○ 2026-05-12 13:48:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net... | - |
| os-0.com | ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info | 2 records |
✅ Authoritative Response
Server:13.107.236.2
NS records: ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for os-0.com (unsigned zone)
⏱️ Timing
Total: 163ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-02.azure-dns.com, ns2-02.azure-dns.net... |
| MX | 1 | mail.messaging.microsoft.com (pri: 10) |
| TXT | 2 | spf2.0/pra,mfrom +mx +ip4:64.75.7.0/25 i, v=spf1 ip4:64.75.7.0/25 include:spf1.cat |
| SOA | 1 | ns1-02.azure-dns.com cmdadmin.catalinama |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-02.azure-dns.com, ns1-02.azure-dns.com)
Analysis
Hierarchy
os-0.com is the parent of im.os-0.com.
Name Servers
os-0.com is delegated to four name servers: ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org.
os-0.com at least partially shares name servers with other domains, for instance sesilab.com.br, shinypet.com, 178.196.132.in-addr.arpa, contosotravelcrm.com and qast.qa.
Host names with two IP numbers:
ns1-02.azure-dns.com points to 2603:1061:0:700::2 and 13.107.236.2; ns4-02.azure-dns.info points to 2620:1ec:bda:700::2 and 208.84.5.2; ns2-02.azure-dns.net points to 2620:1ec:8ec:700::2 and 150.171.21.2; ns3-02.azure-dns.org points to 2a01:111:4000:700::2 and 204.14.183.2.
Mail Servers
os-0.com is handled by a single mail server, mail.messaging.microsoft.com.
os-0.com shares the same mail server setup as other domains, for instance dogs-101.org, confrontaquote.it, hospitalsolutions.se, trupour.com and hortonfrogs.com.
os-0.com shares some mail servers with other domains, at least partially, for instance goldencob.com, heinz.se, rmhjv.com, renekennicott.com and splis.com.