jefserver.net - robtex.com
jefserver.net
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=1774375027 | ||||||
Subdomains
remote.jefserver.net |
Same first word
jefserver.net |
DNS History
10 records (4 active, 6 former)
●NSns17.domaincontrol.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 17:57:34
●NSns18.domaincontrol.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 17:57:34
○NSpdns01.domaincontrol.com2015-08-17 → 2019-03-22 · 3 obs
● 2019-03-22 13:27:06
○ 2026-03-24 17:57:34
○NSpdns02.domaincontrol.com2015-08-17 → 2019-03-22 · 3 obs
● 2019-03-22 13:27:06
○ 2026-03-24 17:57:34
●MXjefserver-net.mail.protection.outlook.com2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 17:57:34
○A104.228.82.1912019-03-22 → 2019-03-22 · 3 obs
● 2019-03-22 13:27:06
○ 2026-03-24 17:57:34
●A104.228.88.812026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 17:57:34
○A2604:6000:120c:4008::1a272019-03-22 → 2019-03-22 · 3 obs
● 2019-03-22 13:27:06
○ 2026-03-24 17:57:34
○A67.255.127.142017-01-10 → 2017-01-10 · 4 obs
● 2017-01-10 18:13:00
○ 2019-03-22 13:27:06
○ 2026-03-24 17:57:34
○A74.65.87.532015-08-17 → 2016-03-27 · 4 obs
● 2016-03-27 06:46:10
○ 2017-01-10 18:13:00
○ 2026-03-24 17:57:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net... | - |
| jefserver.net | ns17.domaincontrol.com, ns18.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.108.9
NS records: ns17.domaincontrol.com, ns18.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jefserver.net (unsigned zone)
⏱️ Timing
Total: 333ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.228.88.81 |
| NS | 2 | ns17.domaincontrol.com, ns18.domaincontrol.com |
| MX | 1 | jefserver-net.mail.protection.outlook.co |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns17.domaincontrol.com dns.jomax.net |
Analysis
Hierarchy
remote.jefserver.net is a child of jefserver.net.
IP Addresses
jefserver.net resolves to one IP number: 104.228.88.81.
Name Servers
jefserver.net's delegation uses two name servers: ns17.domaincontrol.com and ns18.domaincontrol.com.
jefserver.net uses the same name server setup as other domains, such as getdavinci.com, getregionalcash.info, macespray.com.au, carissafernald.com and earthworksit.com.
jefserver.net at least partially shares name servers with other domains, for example accuoz.com.
Host names with two IPs:
ns17.domaincontrol.com points to 2603:5:21c0::9 and 97.74.108.9
ns18.domaincontrol.com points to 2603:5:22c0::9 and 173.201.76.9
Mail Servers
A single mail server handles jefserver.net, jefserver-net.mail.protection.outlook.com.
Host jefserver-net.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c802::, 2a01:111:f403:c902::2, 2a01:111:f403:c927::1, 2a01:111:f403:f908::2, 40.93.192.1, 52.101.10.5, 52.101.10.8 and 52.101.11.10.