postcontext.com - dns.ninja

`postcontext.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:2f6e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9335^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.110^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.53^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chelsea.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26b1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chelsea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chelsea.ns.cloudflare.com`
		A	108.162.194.177^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
		A	162.159.38.177^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
		A	172.64.34.177^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chelsea.ns.cloudflare.com`
NS	`rick.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rick.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rick.ns.cloudflare.com`
		A	108.162.193.139^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	172.64.33.139^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	173.245.59.139^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c2d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ry-in-f26.1e100.net`
		A	192.179.18.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ry-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.110, 172.67.147.53
		IPv6 hints	2606:4700:3036::6815:2f6e, 2606:4700:3037::ac43:9335
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`chelsea.ns.cloudflare.com`dns@cloudflare.com serial=2406016889

`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.net`nstld@verisign-grs.com serial=1783833787

Subdomains

www.postcontext.com

Same first word

postcontext.com

Similar names

contextspot.com

DNS History

22 records (11 active, 11 former)

●NSchelsea.ns.cloudflare.com2026-02-22 → 2026-07-12 · 3 obs

○ 2018-06-23 02:40:06
● 2026-02-22 11:21:54
● 2026-07-12 05:24:28

○NSns1.linode.com2015-08-11 → 2018-06-23 · 4 obs

● 2015-08-11 10:13:10
● 2018-06-23 02:40:06
○ 2026-02-22 11:21:54
○ 2026-07-12 05:24:28

○NSns2.linode.com2015-08-11 → 2018-06-23 · 4 obs

● 2015-08-11 10:13:10
● 2018-06-23 02:40:06
○ 2026-02-22 11:21:54
○ 2026-07-12 05:24:28

○NSns3.linode.com2015-08-11 → 2018-06-23 · 4 obs

● 2015-08-11 10:13:10
● 2018-06-23 02:40:06
○ 2026-02-22 11:21:54
○ 2026-07-12 05:24:28

○NSns4.linode.com2015-08-11 → 2018-06-23 · 4 obs

● 2015-08-11 10:13:10
● 2018-06-23 02:40:06
○ 2026-02-22 11:21:54
○ 2026-07-12 05:24:28

○NSns5.linode.com2015-08-11 → 2018-06-23 · 4 obs

● 2015-08-11 10:13:10
● 2018-06-23 02:40:06
○ 2026-02-22 11:21:54
○ 2026-07-12 05:24:28

●NSrick.ns.cloudflare.com2026-02-22 → 2026-07-12 · 3 obs

○ 2018-06-23 02:40:06
● 2026-02-22 11:21:54
● 2026-07-12 05:24:28

●MXalt1.aspmx.l.google.com2015-11-29 → 2026-07-12 · 3 obs

○ 2015-08-11 10:13:10
● 2015-11-29 17:02:22
● 2026-07-12 05:24:28

●MXalt2.aspmx.l.google.com2015-11-29 → 2026-07-12 · 3 obs

○ 2015-08-11 10:13:10
● 2015-11-29 17:02:22
● 2026-07-12 05:24:28

●MXaspmx.l.google.com2015-11-29 → 2026-07-12 · 3 obs

○ 2015-08-11 10:13:10
● 2015-11-29 17:02:22
● 2026-07-12 05:24:28

●MXaspmx2.googlemail.com2015-11-29 → 2026-07-12 · 3 obs

○ 2015-08-11 10:13:10
● 2015-11-29 17:02:22
● 2026-07-12 05:24:28

●MXaspmx3.googlemail.com2015-11-29 → 2026-07-12 · 3 obs

○ 2015-08-11 10:13:10
● 2015-11-29 17:02:22
● 2026-07-12 05:24:28

○MXmail.postcontext.com2015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 10:13:10
○ 2015-11-29 17:02:22
○ 2026-07-12 05:24:28

●A104.21.47.1102026-02-22 → 2026-07-12 · 6 obs

○ 2018-06-23 02:40:06
● 2026-02-22 11:21:54
● 2026-03-21 05:10:26
○ 2026-03-21 08:52:12
● 2026-03-25 21:44:30
● 2026-07-12 05:24:28

○A162.216.16.2472015-11-29 → 2018-06-23 · 5 obs

○ 2015-08-11 10:13:10
● 2015-11-29 17:02:22
● 2018-06-23 02:40:06
○ 2026-02-22 11:21:54
○ 2026-07-12 05:24:28

○A172.64.80.12026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 05:10:26
● 2026-03-21 08:52:12
○ 2026-03-25 21:44:30
○ 2026-07-12 05:24:28

●A172.67.147.532026-02-22 → 2026-07-12 · 6 obs

○ 2018-06-23 02:40:06
● 2026-02-22 11:21:54
● 2026-03-21 05:10:26
○ 2026-03-21 08:52:12
● 2026-03-25 21:44:30
● 2026-07-12 05:24:28

○A2606:4700:3031::ac43:93352026-02-22 → 2026-06-08 · 5 obs

○ 2018-06-23 02:40:06
● 2026-02-22 11:21:54
● 2026-06-08 05:37:46
○ 2026-06-30 11:57:28
○ 2026-07-12 05:24:28

○A2606:4700:3032::6815:2f6e2026-02-22 → 2026-06-08 · 5 obs

○ 2018-06-23 02:40:06
● 2026-02-22 11:21:54
● 2026-06-08 05:37:46
○ 2026-06-30 11:57:28
○ 2026-07-12 05:24:28

●A2606:4700:3036::6815:2f6e2026-06-30 → 2026-07-12 · 3 obs

○ 2026-06-08 05:37:46
● 2026-06-30 11:57:28
● 2026-07-12 05:24:28

●A2606:4700:3037::ac43:93352026-06-30 → 2026-07-12 · 3 obs

○ 2026-06-08 05:37:46
● 2026-06-30 11:57:28
● 2026-07-12 05:24:28

○A96.126.109.852015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 10:13:10
○ 2015-11-29 17:02:22
○ 2026-07-12 05:24:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
postcontext.com	rick.ns.cloudflare.com, chelsea.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.139

NS records: rick.ns.cloudflare.com, chelsea.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postcontext.com (unsigned zone)

⏱️ Timing

Total: 307ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.147.53, 104.21.47.110`
AAAA	2	`2606:4700:3037::ac43:9335, 2606:4700:3036::6815:2f6e`
NS	2	`chelsea.ns.cloudflare.com, rick.ns.cloudflare.com`
MX	5	`ASPMX.L.GOOGLE.com (pri: 1), ASPMX2.GOOGLEMAIL.com (pri: 10)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chelsea.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

postcontext.com is a parent domain of www.postcontext.com.

IP Addresses

postcontext.com resolves to four IP addresses: 104.21.47.110, 172.67.147.53, 2606:4700:3036::6815:2f6e and 2606:4700:3037::ac43:9335.

Two other host names, along with www.gx-xust.com, asigllc.com and mtmanufacturingcenter.com, also share IP numbers with postcontext.com.

Name Servers

DNS delegation for postcontext.com points to two name servers: chelsea.ns.cloudflare.com and rick.ns.cloudflare.com.

postcontext.com shares its NS records with other domains, for example codeofcompliance.com, javantica.com, xtay.com.br and two others.

postcontext.com shares at least some of its name servers with other domains, including capstonegrowth-tech.com, brucegelfand.com, labstreel.shop and two others.

These name servers are frequently seen alongside the name servers dale.ns.cloudflare.com.

DNS names with 6 IP addresses:

chelsea.ns.cloudflare.com has IP addresses 108.162.194.177, 162.159.38.177 and 172.64.34.177, plus 3 other.

rick.ns.cloudflare.com has IP addresses 108.162.193.139, 172.64.33.139 and 173.245.59.139, plus 3 other.

Mail Servers

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

There is at least a partial MX overlap between postcontext.com and other domains, including econtrol.com.vn, yokeyoga.com.au, jumble.jp and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com has two IP addresses: 192.179.18.26 and 2607:f8b0:4004:c2d::1a.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

Host names pointing to 2800:3f0:4003:c0f::1a IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 2a00:1450:400b:c02::1b IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.

Host names pointing to 172.253.116.26 IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.