improvehf.net - robtex.com
improvehf.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.15.206.71🇺🇸 MEDTRONIC-AS144.15.0.0/16 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| NS | ns2.medtronic.com ⭐ | ||||||
| A | 144.15.255.10🇺🇸 MEDTRONIC-AS144.15.0.0/16 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| PTR | ns2.medtronic.com | ||||||
| NS | ns3.medtronic.com | ||||||
| A | 144.15.238.202🇺🇸 MEDTRONIC-AS144.15.0.0/16 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| PTR | ns3.medtronic.com | ||||||
| NS | ns4.medtronic.com | ||||||
| A | 144.15.255.33🇺🇸 MEDTRONIC-AS144.15.0.0/16 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| NS | ns5.medtronic.com | ||||||
| A | 144.15.238.210🇺🇸 MEDTRONIC-AS144.15.0.0/16 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| PTR | ns5.medtronic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.medtronic.comhostmaster@medtronic.com 2013-08-26 #35 | ||||||
net
| 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=1771291465 | ||||||
Same first word
improvehf.com |
improvehf.net |
improvehf.org |
DNS History
7 records (5 active, 2 former)
●NSns2.medtronic.com2015-06-30 → 2026-03-23 · 2 obs
● 2026-03-23 23:09:48
●NSns3.medtronic.com2015-06-30 → 2026-03-23 · 2 obs
● 2026-03-23 23:09:48
●NSns4.medtronic.com2015-06-30 → 2026-03-23 · 2 obs
● 2026-03-23 23:09:48
●NSns5.medtronic.com2015-06-30 → 2026-03-23 · 2 obs
● 2026-03-23 23:09:48
○MXmail.messaging.microsoft.com2015-06-30 → 2017-03-28 · 4 obs
● 2017-03-28 23:48:10
○ 2026-02-18 00:30:56
○ 2026-03-23 23:09:48
○A144.15.206.422015-06-30 → 2017-03-28 · 4 obs
● 2017-03-28 23:48:10
○ 2026-02-18 00:30:56
○ 2026-03-23 23:09:48
●A144.15.206.712026-02-18 → 2026-03-23 · 3 obs
● 2026-02-18 00:30:56
● 2026-03-23 23:09:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| improvehf.net | ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com, ns5.medtronic.com | - |
✅ Authoritative Response
Server:144.15.238.210
NS records: ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com, ns5.medtronic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for improvehf.net (unsigned zone)
⏱️ Timing
Total: 260ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.15.206.71 |
| NS | 4 | ns4.medtronic.com, ns3.medtronic.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns2.medtronic.com hostmaster.medtronic.c |
Analysis
IP Addresses
improvehf.net resolves to one IP number: 144.15.206.71.
other host names including curvedneedleinvectriskits.medtronic.com, aneurysmsolutions.net, positionadaptivestim.org, knowsca.com and mclsguide.com share IP numbers with improvehf.net.
Name Servers
improvehf.net is delegated to four name servers: ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com and ns5.medtronic.com.
improvehf.net at least partially shares name servers with other domains, for instance learnaboutgimotility.com, crdmsummerfestival.com.au, herniarepair.com, mdtsurgicalsynergy.com and medtronicsintegratedhealthsolutions.org.
Host names with one IP number: ns2.medtronic.com points to 144.15.255.10; ns3.medtronic.com points to 144.15.238.202; ns4.medtronic.com points to 144.15.255.33; ns5.medtronic.com points to 144.15.238.210.