mark.app - dns.ninja

mark.app

DNSSEC⚠️ Not signed
A35.188.28.140🇺🇸 Google35.188.16.0/20
PTR140.28.188.35.bc.googleusercontent.com
NSns-cloud-d1.googledomains.com
A2001:4860:4802:32::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d1.googledomains.com
A216.239.32.109🇺🇸 Google216.239.32.0/24
PTRns-cloud-d1.googledomains.com
NSns-cloud-d2.googledomains.com
A2001:4860:4802:34::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d2.googledomains.com
A216.239.34.109🇺🇸 Google216.239.34.0/24
PTRns-cloud-d2.googledomains.com
NSns-cloud-d3.googledomains.com
A2001:4860:4802:36::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d3.googledomains.com
A216.239.36.109🇺🇸 Google216.239.36.0/24
PTRns-cloud-d3.googledomains.com
NSns-cloud-d4.googledomains.com
A2001:4860:4802:38::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d4.googledomains.com
A216.239.38.109🇺🇸 Google216.239.38.0/24
PTRns-cloud-d4.googledomains.com
MXaspmx.l.google.com
A2607:f8b0:4004:c08::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbi-in-f27.1e100.net
A64.233.180.27🇺🇸 Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com ~all
SOAns-cloud-d1.googledomains.comcloud-dns-hostmaster@google.com serial=25

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

10 records (10 active, 0 former)

NSns-cloud-d1.googledomains.comns-cloud-d2.googledomains.comns-cloud-d3.googledomains.comns-cloud-d4.googledomains.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA35.188.28.140
NSns-cloud-d1.googledomains.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
NSns-cloud-d2.googledomains.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
NSns-cloud-d3.googledomains.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
NSns-cloud-d4.googledomains.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
MXalt1.aspmx.l.google.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
MXalt2.aspmx.l.google.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
MXalt3.aspmx.l.google.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
MXalt4.aspmx.l.google.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
MXaspmx.l.google.com2026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00
A35.188.28.1402026-02-21 → 2026-07-24 · 2 obs
● 2026-02-21 16:57:04
● 2026-07-24 10:20:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
mark.appns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com, ns-cloud-d1.googledomains.com-

✅ Authoritative Response

Server:216.239.36.109

NS records: ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com, ns-cloud-d1.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mark.app (unsigned zone)

⏱️ Timing

Total: 887ms | Queries: -

📄 Records

TypeCountSample Data
A135.188.28.140
NS4ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com...
MX5alt2.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.google.com ~all
SOA1ns-cloud-d1.googledomains.com cloud-dns-

Analysis

IP Addresses

mark.app directs to one IP number, which is 35.188.28.140.

There are other host names — psstnow.com among them — that share IP numbers with mark.app.

Name Servers

The domain mark.app is delegated to these four name servers: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com.

mark.app partially shares its NS delegation with several other domains, including essaress.com, lkhealing.com, lakecountyimplants.com and two others.

ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com each carry two IP addresses. ns-cloud-d1.googledomains.com has 216.239.32.109 and 2001:4860:4802:32::6d; ns-cloud-d2.googledomains.com has 216.239.34.109 and 2001:4860:4802:34::6d; ns-cloud-d3.googledomains.com has 216.239.36.109 and 2001:4860:4802:36::6d; ns-cloud-d4.googledomains.com has 216.239.38.109 and 2001:4860:4802:38::6d.

Mail Servers

mark.app is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

mark.app shares at least some of its mail servers with other domains — for example battlekeys.com, wolt.se, guitarnoise.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 64.233.180.27 and 2607:f8b0:4004:c08::1b.

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: 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.