grsecurity.org - dns.ninja

`grsecurity.org`

DNSSEC	⚠️ Not signed
A	50.239.52.65^{🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054}
		PTR	`grsecurity.net`
NS	`pdns1.registrar-servers.com` ⭐
		A	2610:a1:1024::100^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
		A	156.154.132.100^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
NS	`pdns2.registrar-servers.com`
		A	2610:a1:1025::100^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
		A	156.154.133.100^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com a:grsecurity.org ~all`
SOA	`pdns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1616679838

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783760944

WOT: UNKNOWN (60/100)

Same first word

grsecurity.net

grsecurity.com

grsecurity.com.my

grsecurity.org

Similar names

rgsecurity.de

securitygr.xyz

rgsecurity.com

DNS History

18 records (8 active, 10 former)

○NSdns1.registrar-servers.com2015-06-27 → 2016-06-22 · 5 obs

○ 2008-11-27 13:07:12
● 2015-06-27 19:09:40
● 2016-06-22 16:39:16
○ 2017-02-14 21:11:02
○ 2026-07-11 09:28:48

○NSdns2.registrar-servers.com2015-11-22 → 2016-06-22 · 5 obs

○ 2015-06-27 19:09:40
● 2015-11-22 18:29:16
● 2016-06-22 16:39:16
○ 2017-02-14 21:11:02
○ 2026-07-11 09:28:48

○NSdns3.registrar-servers.com2015-11-22 → 2016-06-22 · 5 obs

○ 2015-06-27 19:09:40
● 2015-11-22 18:29:16
● 2016-06-22 16:39:16
○ 2017-02-14 21:11:02
○ 2026-07-11 09:28:48

○NSdns4.registrar-servers.com2015-11-22 → 2016-06-22 · 5 obs

○ 2015-06-27 19:09:40
● 2015-11-22 18:29:16
● 2016-06-22 16:39:16
○ 2017-02-14 21:11:02
○ 2026-07-11 09:28:48

○NSdns5.registrar-servers.com2015-11-22 → 2016-06-22 · 5 obs

○ 2015-06-27 19:09:40
● 2015-11-22 18:29:16
● 2016-06-22 16:39:16
○ 2017-02-14 21:11:02
○ 2026-07-11 09:28:48

○NSns05.domaincontrol.com2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:07:12
○ 2015-06-27 19:09:40
○ 2026-07-11 09:28:48

○NSns06.domaincontrol.com2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:07:12
○ 2015-06-27 19:09:40
○ 2026-07-11 09:28:48

●NSpdns1.registrar-servers.com2017-02-14 → 2026-07-11 · 3 obs

○ 2016-06-22 16:39:16
● 2017-02-14 21:11:02
● 2026-07-11 09:28:48

●NSpdns2.registrar-servers.com2017-02-14 → 2026-07-11 · 3 obs

○ 2016-06-22 16:39:16
● 2017-02-14 21:11:02
● 2026-07-11 09:28:48

●MXalt1.aspmx.l.google.com2026-06-21 → 2026-07-11 · 3 obs

○ 2019-03-22 16:53:42
● 2026-06-21 12:23:06
● 2026-07-11 09:28:48

●MXalt2.aspmx.l.google.com2026-06-21 → 2026-07-11 · 3 obs

○ 2019-03-22 16:53:42
● 2026-06-21 12:23:06
● 2026-07-11 09:28:48

●MXaspmx.l.google.com2026-06-21 → 2026-07-11 · 3 obs

○ 2019-03-22 16:53:42
● 2026-06-21 12:23:06
● 2026-07-11 09:28:48

●MXaspmx2.googlemail.com2026-06-21 → 2026-07-11 · 3 obs

○ 2019-03-22 16:53:42
● 2026-06-21 12:23:06
● 2026-07-11 09:28:48

●MXaspmx3.googlemail.com2026-06-21 → 2026-07-11 · 3 obs

○ 2019-03-22 16:53:42
● 2026-06-21 12:23:06
● 2026-07-11 09:28:48

○MXmail.grsecurity.org2008-11-27 → 2019-03-22 · 4 obs

● 2008-11-27 13:07:12
● 2019-03-22 16:53:42
○ 2026-06-21 12:23:06
○ 2026-07-11 09:28:48

○A209.9.226.1462008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 13:07:12
○ 2015-06-27 19:09:40
○ 2026-07-11 09:28:48

●A50.239.52.652019-03-22 → 2026-07-11 · 3 obs

○ 2017-02-14 21:11:02
● 2019-03-22 16:53:42
● 2026-07-11 09:28:48

○A50.251.85.492015-06-27 → 2017-02-14 · 5 obs

○ 2008-11-27 13:07:12
● 2015-06-27 19:09:40
● 2017-02-14 21:11:02
○ 2019-03-22 16:53:42
○ 2026-07-11 09:28:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
grsecurity.org	pdns1.registrar-servers.com, pdns2.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.133.100

NS records: pdns1.registrar-servers.com, pdns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grsecurity.org (unsigned zone)

⏱️ Timing

Total: 434ms | 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`

Analysis

IP Addresses

grsecurity.org has exactly one IP address — 50.239.52.65.

pageexec.com, grsecurity.net, mail.pageexec.net plus two other host names have IP numbers in common with grsecurity.org.

Name Servers

Two name servers handle the delegation for grsecurity.org: pdns1.registrar-servers.com and pdns2.registrar-servers.com.

The name server configuration of grsecurity.org is shared with other domains, for instance extendedwarrantyforcarsover100kmiles.com, newsmio.com, benafaciario.com and two others.

grsecurity.org partially shares its name servers with domains like bodahost.com and kyss.me.

pdns1.registrar-servers.com and pdns2.registrar-servers.com both carry two IP addresses. The A records for pdns1.registrar-servers.com are 156.154.132.100 and 2610:a1:1024::100; the A records for pdns2.registrar-servers.com are 156.154.133.100 and 2610:a1:1025::100.

Mail Servers

grsecurity.org is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by grsecurity.org are shared with other domains: ns500742.ns500671.ns500742.ns500754.ns500742.ns500742.ns500688.ns500671.ns500704.ns500671.ns500678.ns500678.lusty(0x736c7574)z.com, ns500698.ns500759.ns500758.ns500758.ns500698.ns500735.ns500736.ns500735.ns500698.ns500736.ns500708.ns500686.ns500619.ns500576.ns500619.trackreceptor.com, ns500671.ns500671.ns500742.ns500742.ns500742.ns500688.ns500688.ns500704.ns500688.ns500705.ns500678.ns500291.ns500649.tenderladiesbz.com and two others among them.

These mail servers are often deployed together with alt2.aspmx.l.google.com, alt1.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 two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com resolves to two addresses: 64.233.180.27 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 2a00:1450:400b:c02::1a IP addresses.