grsecurity.com - dns.ninja
grsecurity.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=1783760837 | ||||||
Subdomains
mail.grsecurity.com |
Same first word
Similar names
DNS History
15 records (8 active, 7 former)
○NSdns1.registrar-servers.com2015-06-14 → 2016-04-21 · 4 obs
● 2016-04-21 02:32:46
○ 2017-01-17 11:07:56
○ 2026-07-11 09:23:02
○NSdns2.registrar-servers.com2015-06-14 → 2016-04-21 · 4 obs
● 2016-04-21 02:32:46
○ 2017-01-17 11:07:56
○ 2026-07-11 09:23:02
○NSdns3.registrar-servers.com2015-06-14 → 2016-04-21 · 4 obs
● 2016-04-21 02:32:46
○ 2017-01-17 11:07:56
○ 2026-07-11 09:23:02
○NSdns4.registrar-servers.com2015-06-14 → 2016-04-21 · 4 obs
● 2016-04-21 02:32:46
○ 2017-01-17 11:07:56
○ 2026-07-11 09:23:02
○NSdns5.registrar-servers.com2015-06-14 → 2016-04-21 · 4 obs
● 2016-04-21 02:32:46
○ 2017-01-17 11:07:56
○ 2026-07-11 09:23:02
●NSpdns1.registrar-servers.com2017-01-17 → 2026-07-11 · 3 obs
● 2017-01-17 11:07:56
● 2026-07-11 09:23:02
●NSpdns2.registrar-servers.com2017-01-17 → 2026-07-11 · 3 obs
● 2017-01-17 11:07:56
● 2026-07-11 09:23:02
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs
● 2026-02-15 04:52:08
● 2026-07-11 09:23:02
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs
● 2026-02-15 04:52:08
● 2026-07-11 09:23:02
●MXaspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs
● 2026-02-15 04:52:08
● 2026-07-11 09:23:02
●MXaspmx2.googlemail.com2026-02-15 → 2026-07-11 · 3 obs
● 2026-02-15 04:52:08
● 2026-07-11 09:23:02
●MXaspmx3.googlemail.com2026-02-15 → 2026-07-11 · 3 obs
● 2026-02-15 04:52:08
● 2026-07-11 09:23:02
○MXmail.grsecurity.com2015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 11:07:56
○ 2026-02-15 04:52:08
○ 2026-07-11 09:23:02
●A50.239.52.652026-02-15 → 2026-07-11 · 3 obs
● 2026-02-15 04:52:08
● 2026-07-11 09:23:02
○A50.251.85.492015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 11:07:56
○ 2026-02-15 04:52:08
○ 2026-07-11 09:23:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| grsecurity.com | pdns1.registrar-servers.com, pdns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.132.100
NS records: pdns1.registrar-servers.com, pdns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grsecurity.com (unsigned zone)
⏱️ Timing
Total: 215ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 50.239.52.65 |
| NS | 2 | pdns1.registrar-servers.com, pdns2.registrar-servers.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | v=spf1 include:_spf.google.com a:grsecur |
| SOA | 1 | pdns1.registrar-servers.com hostmaster.r |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (pdns1.registrar-servers.com, pdns1.registrar-servers.com, pdns2.registrar-servers.com...)
Analysis
Hierarchy
grsecurity.com is a parent domain of mail.grsecurity.com.
IP Addresses
grsecurity.com has exactly one IP address — 50.239.52.65.
mail.grsecurity.com, opensrcsec.com, grsecurity.org plus two other host names have IP numbers in common with grsecurity.com.
Name Servers
grsecurity.com has two authoritative name servers — pdns1.registrar-servers.com and pdns2.registrar-servers.com.
The name server configuration of grsecurity.com is shared with other domains, for instance lgstravel.com, grantproulx.com, xxponential.com and two others.
Both pdns1.registrar-servers.com and pdns2.registrar-servers.com have two IP addresses each. pdns1.registrar-servers.com resolves to 156.154.132.100 and 2610:a1:1024::100; pdns2.registrar-servers.com resolves to 156.154.133.100 and 2610:a1:1025::100.
Mail Servers
Mail for grsecurity.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
At least some of the mail servers used by grsecurity.com are shared with other domains: policarpios.net, queenmakergames.co, dein-kleid.com and two others among them.
These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.
Host names pointing to two IP addresses:
aspmx2.googlemail.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com resolves to 142.251.167.27 and 2607:f8b0:4004:c0b::1a.
alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1b.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 2800:3f0:4003:c0f::1a IP addresses.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 108.177.123.26 IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 2a00:1450:400b:c02::1b IP addresses.