efnumber.com - robtex.com
efnumber.com
| 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 | ||||||
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=1771291435 | ||||||
Same first word
DNS History
7 records (5 active, 2 former)
●NSns2.medtronic.com2015-08-21 → 2026-03-23 · 2 obs
● 2026-03-23 19:09:36
●NSns3.medtronic.com2015-08-21 → 2026-03-23 · 2 obs
● 2026-03-23 19:09:36
●NSns4.medtronic.com2015-08-21 → 2026-03-23 · 2 obs
● 2026-03-23 19:09:36
●NSns5.medtronic.com2015-08-21 → 2026-03-23 · 2 obs
● 2026-03-23 19:09:36
○MXmail.messaging.microsoft.com2015-08-21 → 2019-01-20 · 4 obs
● 2019-01-20 21:33:32
○ 2026-03-23 19:09:30
○ 2026-03-23 19:09:36
○A144.15.206.422015-08-21 → 2016-06-28 · 4 obs
● 2016-06-28 11:28:08
○ 2019-01-20 21:33:32
○ 2026-03-23 19:09:36
●A144.15.206.712019-01-20 → 2026-03-23 · 3 obs
● 2019-01-20 21:33:32
● 2026-03-23 19:09:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| efnumber.com | ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com, ns5.medtronic.com | 4 records |
✅ Authoritative Response
Server:144.15.238.202
NS records: ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com, ns5.medtronic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for efnumber.com (unsigned zone)
⏱️ Timing
Total: 239ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.15.206.71 |
| NS | 4 | ns5.medtronic.com, ns4.medtronic.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns2.medtronic.com hostmaster.medtronic.c |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com...)
Analysis
IP Addresses
efnumber.com resolves to a single IP: 144.15.206.71.
Other host names, for instance policy.medtronic.com, position-adaptivestim.com, hcpexpenselimits.medtronic.com, afib.net and efnumber.net share IP numbers with efnumber.com.
Name Servers
efnumber.com is delegated to four name servers: ns2.medtronic.com, ns3.medtronic.com, ns4.medtronic.com and ns5.medtronic.com.
efnumber.com shares some name servers with other domains, for example essentialtremors.co.uk, knowbeforeyouneed.com, mdtsyncope.com, interstimambassadors.com and hearthelpresourcecenter.org.
Host names with a single IP
ns2.medtronic.com resolves to 144.15.255.10
ns3.medtronic.com resolves to 144.15.238.202
ns4.medtronic.com resolves to 144.15.255.33
ns5.medtronic.com resolves to 144.15.238.210