contextsec.com - robtex.com
contextsec.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=1774378472 | ||||||
Same first word
contextsec.com |
DNS History
15 records (5 active, 10 former)
●NSns21.domaincontrol.com2015-07-19 → 2026-03-24 · 2 obs
● 2026-03-24 19:11:38
●NSns22.domaincontrol.com2015-07-19 → 2026-03-24 · 2 obs
● 2026-03-24 19:11:38
○MXcontextsec-com.mail.eo.outlook.com2015-07-19 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
●MXcontextsec-com.mail.protection.outlook.com2026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 20:13:02
● 2026-03-24 19:11:38
●A15.197.225.1282026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 20:13:02
● 2026-03-24 19:11:38
○A184.168.221.102017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
○A184.168.221.172017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
○A184.168.221.262017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
○A184.168.221.272015-07-19 → 2016-04-24 · 4 obs
● 2016-04-24 07:02:40
○ 2017-05-23 12:08:16
○ 2026-03-24 19:11:38
○A184.168.221.92017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
●A3.33.251.1682026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 20:13:02
● 2026-03-24 19:11:38
○A50.63.202.232017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
○A50.63.202.282017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
○A50.63.202.302017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
○A50.63.202.312017-05-23 → 2017-05-23 · 4 obs
● 2017-05-23 12:08:16
○ 2026-02-18 20:13:02
○ 2026-03-24 19:11:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| contextsec.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.100.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contextsec.com (unsigned zone)
⏱️ Timing
Total: 157ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | contextsec-com.mail.protection.outlook.c |
| TXT | 2 | MS=ms40143272, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
contextsec.com points to two IP numbers: 3.33.251.168 and 15.197.225.128.
Other host names such as lemontreaux.com, stormforceofjacksonville.com, cedia.com, menuchaclassrooms.org and cnpgen.com share IPs with contextsec.com.
Name Servers
Two name servers ns21.domaincontrol.com and ns22.domaincontrol.com handle the delegation for contextsec.com.
contextsec.com shares the same name server setup as other domains, for example apexgraniteoutlet.com, shiapanis.com, abx-gmbh.info, innoview.app and rgasscontracting.com.
contextsec.com shares name servers with other domains at least partially, for instance briansguitars.com.
Host names with two IP numbers:
ns21.domaincontrol.com points to 2603:5:2141::b and 97.74.100.11.
ns22.domaincontrol.com points to 2603:5:2241::b and 173.201.68.11.
Mail Servers
The contextsec-com.mail.protection.outlook.com mail server handles contextsec.com.
contextsec-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::2, 2a01:111:f403:c931::, 2a01:111:f403:f905::4, 2a01:111:f403:f90f::1, 52.101.10.1, 52.101.10.2, 52.101.41.24 and 52.101.41.180.