officesharp.com - robtex.com
officesharp.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.a2hosting.com ⚠️ Not in zone NS records | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com ⚠️ Not in zone NS records | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
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=1784126377 | ||||||
Previously MX for
officesharp.com |
Same first word
officesharp.com |
DNS History
15 records (2 active, 13 former)
○NSns1.a2hosting.com2026-02-23 → 2026-04-08 · 5 obs
● 2026-02-23 12:35:16
● 2026-04-08 11:34:38
○ 2026-07-08 15:30:58
○ 2026-07-15 14:51:18
○NSns1.ntwebb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-06-15 17:41:14
○ 2026-07-15 14:51:18
○NSns2.a2hosting.com2026-02-23 → 2026-04-08 · 5 obs
● 2026-02-23 12:35:16
● 2026-04-08 11:34:38
○ 2026-07-08 15:30:58
○ 2026-07-15 14:51:18
○NSns2.ntwebb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-06-15 17:41:14
○ 2026-07-15 14:51:18
●NSns3.a2hosting.com2026-02-23 → 2026-07-15 · 3 obs
● 2026-02-23 12:35:16
● 2026-07-15 14:51:18
●NSns4.a2hosting.com2026-02-23 → 2026-07-15 · 3 obs
● 2026-02-23 12:35:16
● 2026-07-15 14:51:18
○NSns57.domaincontrol.com2015-06-15 → 2016-12-30 · 5 obs
● 2015-06-15 17:41:14
● 2016-12-30 06:08:34
○ 2026-02-23 12:35:16
○ 2026-07-15 14:51:18
○NSns58.domaincontrol.com2015-06-15 → 2016-12-30 · 5 obs
● 2015-06-15 17:41:14
● 2016-12-30 06:08:34
○ 2026-02-23 12:35:16
○ 2026-07-15 14:51:18
○MXmail.officesharp.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-06-15 17:41:14
○ 2026-07-15 14:51:18
○MXofficesharp-com.mail.protection.outlook.com2015-06-15 → 2016-12-30 · 5 obs
● 2015-06-15 17:41:14
● 2016-12-30 06:08:34
○ 2026-02-23 12:35:16
○ 2026-07-15 14:51:18
○MXofficesharp.com2026-02-23 → 2026-04-08 · 5 obs
● 2026-02-23 12:35:16
● 2026-04-08 11:34:38
○ 2026-07-08 15:30:58
○ 2026-07-15 14:51:18
○A70.32.23.1032026-02-23 → 2026-04-08 · 5 obs
● 2026-02-23 12:35:16
● 2026-04-08 11:34:38
○ 2026-07-08 15:30:58
○ 2026-07-15 14:51:18
○A72.18.128.82008-03-19 → 2008-03-19 · 3 obs
○ 2015-06-15 17:41:14
○ 2026-07-15 14:51:18
○A96.31.35.1082015-12-30 → 2016-12-30 · 5 obs
● 2015-12-30 21:35:32
● 2016-12-30 06:08:34
○ 2026-02-23 12:35:16
○ 2026-07-15 14:51:18
○A96.31.35.1332015-06-15 → 2015-10-25 · 5 obs
● 2015-06-15 17:41:14
● 2015-10-25 14:48:54
○ 2015-12-30 21:35:32
○ 2026-07-15 14:51:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| officesharp.com | ns3.a2hosting.com, ns4.a2hosting.com | 2 records |
✅ Authoritative Response
Server:76.223.26.245
NS records: ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for officesharp.com (unsigned zone)
⏱️ Timing
Total: 1275ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.a2hosting.com, ns4.a2hosting.com)
Analysis
Name Servers
officesharp.com has two authoritative name servers — ns3.a2hosting.com and ns4.a2hosting.com.
officesharp.com shares its NS records with other domains, for example becic.info, chileuniverse.com, believescripture.com and two others.
At least some of officesharp.com's name servers are shared with other domains, for example mdelerts.co.uk, allaboutfastpitch.com, marksonderproductions.com and two more.
These name servers tend to co-occur with ns1.a2hosting.com, ns2.a2hosting.com, ns2.supercp.com and 3 other name servers in the same DNS delegations.
Each of ns3.a2hosting.com and ns4.a2hosting.com has one IP address: ns3.a2hosting.com uses 76.223.26.245 and ns4.a2hosting.com uses 99.83.147.209.