postguard.com - dns.ninja

postguard.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:af28🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:3006🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.48.6Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.40🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjustin.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bbb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
A2803:f800:50::6ca2:c1bb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjustin.ns.cloudflare.com
A2a06:98c1:50::ac40:21bb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjustin.ns.cloudflare.com
A108.162.193.187🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
A172.64.33.187🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
A173.245.59.187🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
NStina.ns.cloudflare.com
A2606:4700:50::adf5:3ae6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A2803:f800:50::6ca2:c0e6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtina.ns.cloudflare.com
A2a06:98c1:50::ac40:20e6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtina.ns.cloudflare.com
A108.162.192.230🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A172.64.32.230🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A173.245.58.230🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
MXpostguard-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c902::16🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-byapr04cu00306.inbound.protection.outlook.com
A2a01:111:f403:c92c::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-dm6pr03cu00401.inbound.protection.outlook.com
A2a01:111:f403:f902::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl2pr04cu00100.inbound.protection.outlook.com
A2a01:111:f403:f905::4🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-dm2pr04cu00404.inbound.protection.outlook.com
A52.101.40.1🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cy4pr03cu00101.inbound.protection.outlook.com
A52.101.41.3🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00103.inbound.protection.outlook.com
A52.101.42.18🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr03cu00302.inbound.protection.outlook.com
A52.101.50.7🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr21cu00207.inbound.protection.outlook.com
TXTMS=ms10867496
TXTjlu0rlscg944s2a6227j4joh85
TXTv=spf1 ip4:50.249.191.236 include:spf.protection.outlook.com include:_spf.sal...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.48.6, 172.67.175.40
IPv6 hints2606:4700:3030::ac43:af28, 2606:4700:3034::6815:3006
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOAjustin.ns.cloudflare.comdns@cloudflare.com serial=2405560838

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1781627830
WOT: SAFE (60/100)

Subdomains

www.postguard.com

Same first word

postguard.co.uk
postguard.ru
postguard.bike
postguard.com
postguard.de

Similar names

datgroups.net
postgradu.com
adtsgroup.com
guardstop.com
dastgroup.com
datsgroup.com
stopguard.com
spotguard.no
spotguard.com

DNS History

19 records (7 active, 12 former)

2008201020122014201620182020202220242026NSjustin.ns.cloudflare.comtina.ns.cloudflare.comdns010.d.register.comdns028.a.register.comdns035.c.register.comdns15.register.comdns16.register.comdns240.b.register.comMXpostguard-com.mail.protection.outlook.commail.postguard.comA104.21.48.6172.67.175.402606:4700:3030::ac43:af282606:4700:3034::6815:3006104.27.152.11104.27.153.112400:cb00:2048:1::681b:980b2400:cb00:2048:1::681b:990b67.192.149.60
○NSdns010.d.register.com2015-07-26 → 2016-04-03 · 5 obs
○ 2007-08-13 11:43:10
● 2015-07-26 10:51:04
● 2016-04-03 00:51:02
○ 2016-10-20 00:08:48
○ 2026-06-16 17:00:14
○NSdns028.a.register.com2015-07-26 → 2016-04-03 · 5 obs
○ 2007-08-13 11:43:10
● 2015-07-26 10:51:04
● 2016-04-03 00:51:02
○ 2016-10-20 00:08:48
○ 2026-06-16 17:00:14
○NSdns035.c.register.com2015-07-26 → 2016-04-03 · 5 obs
○ 2007-08-13 11:43:10
● 2015-07-26 10:51:04
● 2016-04-03 00:51:02
○ 2016-10-20 00:08:48
○ 2026-06-16 17:00:14
○NSdns15.register.com2007-08-13 → 2007-08-13 · 3 obs
● 2007-08-13 11:43:10
○ 2015-07-26 10:51:04
○ 2026-06-16 17:00:14
○NSdns16.register.com2007-08-13 → 2007-08-13 · 3 obs
● 2007-08-13 11:43:10
○ 2015-07-26 10:51:04
○ 2026-06-16 17:00:14
○NSdns240.b.register.com2015-07-26 → 2016-04-03 · 5 obs
○ 2007-08-13 11:43:10
● 2015-07-26 10:51:04
● 2016-04-03 00:51:02
○ 2016-10-20 00:08:48
○ 2026-06-16 17:00:14
●NSjustin.ns.cloudflare.com2016-10-20 → 2026-06-16 · 3 obs
○ 2016-04-03 00:51:02
● 2016-10-20 00:08:48
● 2026-06-16 17:00:14
●NStina.ns.cloudflare.com2016-10-20 → 2026-06-16 · 3 obs
○ 2016-04-03 00:51:02
● 2016-10-20 00:08:48
● 2026-06-16 17:00:14
○MXmail.postguard.com2007-08-13 → 2007-08-13 · 3 obs
● 2007-08-13 11:43:10
○ 2015-07-26 10:51:04
○ 2026-06-16 17:00:14
●MXpostguard-com.mail.protection.outlook.com2015-07-26 → 2026-06-16 · 3 obs
○ 2007-08-13 11:43:10
● 2015-07-26 10:51:04
● 2026-06-16 17:00:14
●A104.21.48.62026-02-18 → 2026-06-16 · 3 obs
○ 2017-06-10 16:14:40
● 2026-02-18 04:25:10
● 2026-06-16 17:00:14
○A104.27.152.112016-10-20 → 2017-06-10 · 5 obs
○ 2016-04-03 00:51:02
● 2016-10-20 00:08:48
● 2017-06-10 16:14:40
○ 2026-02-18 04:25:10
○ 2026-06-16 17:00:14
○A104.27.153.112016-10-20 → 2017-06-10 · 5 obs
○ 2016-04-03 00:51:02
● 2016-10-20 00:08:48
● 2017-06-10 16:14:40
○ 2026-02-18 04:25:10
○ 2026-06-16 17:00:14
●A172.67.175.402026-02-18 → 2026-06-16 · 3 obs
○ 2017-06-10 16:14:40
● 2026-02-18 04:25:10
● 2026-06-16 17:00:14
○A2400:cb00:2048:1::681b:980b2016-10-20 → 2017-06-10 · 5 obs
○ 2016-04-03 00:51:02
● 2016-10-20 00:08:48
● 2017-06-10 16:14:40
○ 2026-02-18 04:25:10
○ 2026-06-16 17:00:14
○A2400:cb00:2048:1::681b:990b2016-10-20 → 2017-06-10 · 5 obs
○ 2016-04-03 00:51:02
● 2016-10-20 00:08:48
● 2017-06-10 16:14:40
○ 2026-02-18 04:25:10
○ 2026-06-16 17:00:14
●A2606:4700:3030::ac43:af282026-02-18 → 2026-06-16 · 3 obs
○ 2017-06-10 16:14:40
● 2026-02-18 04:25:10
● 2026-06-16 17:00:14
●A2606:4700:3034::6815:30062026-02-18 → 2026-06-16 · 3 obs
○ 2017-06-10 16:14:40
● 2026-02-18 04:25:10
● 2026-06-16 17:00:14
○A67.192.149.602015-07-26 → 2016-04-03 · 5 obs
○ 2007-08-13 11:43:10
● 2015-07-26 10:51:04
● 2016-04-03 00:51:02
○ 2016-10-20 00:08:48
○ 2026-06-16 17:00:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
postguard.comtina.ns.cloudflare.com, justin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.187

NS records: tina.ns.cloudflare.com, justin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postguard.com (unsigned zone)

⏱️ Timing

Total: 274ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.48.6, 172.67.175.40
AAAA22606:4700:3030::ac43:af28, 2606:4700:3034::6815:3006
NS2justin.ns.cloudflare.com, tina.ns.cloudflare.com
MX1postguard-com.mail.protection.outlook.co
TXT3MS=ms10867496, jlu0rlscg944s2a6227j4joh85...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1justin.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (tina.ns.cloudflare.com, tina.ns.cloudflare.com, tina.ns.cloudflare.com...)

Analysis

Hierarchy

www.postguard.com is delegated beneath postguard.com.

IP Addresses

postguard.com points to the four IP addresses 104.21.48.6, 172.67.175.40, 2606:4700:3030::ac43:af28 and 2606:4700:3034::6815:3006.

Among the host names that share IP numbers with postguard.com are www.jwyq.com.cn, spider-l33t.ru, nmaahc.org and two others.

Name Servers

postguard.com has two authoritative name servers — justin.ns.cloudflare.com and tina.ns.cloudflare.com.

postguard.com has the same name server delegation as a number of other domains, such as rivieraimob.ro, solocalms.fr, 14karatjewelers.com and two more.

There is at least partial name server overlap between postguard.com and other domains — russellconveyor.com, z0rs.com, thousandsofmilesbetweenus.com and two more among them.

These name servers frequently co-occur with the name servers seth.ns.cloudflare.com and elaine.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

justin.ns.cloudflare.com points to 108.162.193.187, 172.64.33.187, 173.245.59.187 and 3 other IP addresses.

tina.ns.cloudflare.com points to 108.162.192.230, 172.64.32.230, 173.245.58.230 and 3 other IP addresses.

Mail Servers

postguard.com routes its mail through a single mail server, postguard-com.mail.protection.outlook.com.

postguard-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.40.1, 52.101.41.3 and 52.101.42.18, along with 5 other.