appengine.us - dns.ninja

appengine.us

DNSSEC⚠️ Not signed
A2600:4c00:300:cf::fe🇺🇸 PRIVATESYSTEMS2600:4c00:200::/39
A170.249.236.168🇺🇸 PRIVATESYSTEMS170.249.236.0/22
NScp1.privatesystems.net ⭐
A2600:4c00:80:11::1🇺🇸 PRIVATESYSTEMS2600:4c00:80::/41
A158.106.136.90🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX
PTRcp1.privatesystems.net
NScp2.privatesystems.net
A2600:4c00:509:731::a🇺🇸 PRIVATESYSTEMS2600:4c00:500::/40 IPv6 subnet at SEF003
A108.160.157.7🇺🇸 PRIVATESYSTEMS108.160.156.0/22 PrivateSystems Networks WA
NScp3.privatesystems.net
A2600:4c00:80:9::1🇺🇸 PRIVATESYSTEMS2600:4c00:80::/41
A158.106.136.36🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX
NScp4.privatesystems.net
A2600:4c00:80:11::1🇺🇸 PRIVATESYSTEMS2600:4c00:80::/41
A158.106.136.90🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX
PTRcp1.privatesystems.net
MXappengine.us ⭐
A2600:4c00:300:cf::fe🇺🇸 PRIVATESYSTEMS2600:4c00:200::/39
A170.249.236.168🇺🇸 PRIVATESYSTEMS170.249.236.0/22
PTRcp27-ga.privatesystems.net
TXTv=spf1 +a +mx +ip4:170.249.236.168 ~all
SOAcp1.privatesystems.netnoc@privatesystems.net 2026-06-25 #1

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1786696593

MX for

appengine.us

Same first word

appengine.net
appengine.us
appengine.info
appengine.me
appengine.workers.dev
appengine.biz
appengine.eu
appengine.appspot.com
appengine.io
appengine.org
appengine.googleapis.com
appengine.co
appengine.de

Similar names

engineapp.com
engineapp.github.io

DNS History

12 records (7 active, 5 former)

201820192020202120222023202420252026NScp1.privatesystems.netcp2.privatesystems.netcp3.privatesystems.netcp4.privatesystems.netns-cloud-a1.googledomains.comns-cloud-a2.googledomains.comns-cloud-a3.googledomains.comns-cloud-a4.googledomains.comMXappengine.usA170.249.236.1682600:4c00:300:cf::fe104.199.234.175
●NScp1.privatesystems.net2026-02-20 → 2026-08-14 · 3 obs
○ 2017-09-24 20:27:50
● 2026-02-20 15:33:22
● 2026-08-14 09:15:48
●NScp2.privatesystems.net2026-02-20 → 2026-08-14 · 3 obs
○ 2017-09-24 20:27:50
● 2026-02-20 15:33:22
● 2026-08-14 09:15:48
●NScp3.privatesystems.net2026-02-20 → 2026-08-14 · 3 obs
○ 2017-09-24 20:27:50
● 2026-02-20 15:33:22
● 2026-08-14 09:15:48
●NScp4.privatesystems.net2026-02-20 → 2026-08-14 · 3 obs
○ 2017-09-24 20:27:50
● 2026-02-20 15:33:22
● 2026-08-14 09:15:48
○NSns-cloud-a1.googledomains.com2017-09-24 → 2017-09-24 · 3 obs
● 2017-09-24 20:27:50
○ 2026-02-20 15:33:22
○ 2026-08-14 09:15:48
○NSns-cloud-a2.googledomains.com2017-09-24 → 2017-09-24 · 3 obs
● 2017-09-24 20:27:50
○ 2026-02-20 15:33:22
○ 2026-08-14 09:15:48
○NSns-cloud-a3.googledomains.com2017-09-24 → 2017-09-24 · 3 obs
● 2017-09-24 20:27:50
○ 2026-02-20 15:33:22
○ 2026-08-14 09:15:48
○NSns-cloud-a4.googledomains.com2017-09-24 → 2017-09-24 · 3 obs
● 2017-09-24 20:27:50
○ 2026-02-20 15:33:22
○ 2026-08-14 09:15:48
●MXappengine.us2026-02-20 → 2026-08-14 · 2 obs
● 2026-02-20 15:33:22
● 2026-08-14 09:15:48
○A104.199.234.1752017-09-24 → 2017-09-24 · 3 obs
● 2017-09-24 20:27:50
○ 2026-02-20 15:33:22
○ 2026-08-14 09:15:48
●A170.249.236.1682026-02-20 → 2026-08-14 · 3 obs
○ 2017-09-24 20:27:50
● 2026-02-20 15:33:22
● 2026-08-14 09:15:48
●A2600:4c00:300:cf::fe2026-02-20 → 2026-08-14 · 6 obs
○ 2017-09-24 20:27:50
● 2026-02-20 15:33:22
● 2026-05-02 17:51:16
○ 2026-05-04 15:58:28
● 2026-05-04 19:41:24
● 2026-08-14 09:15:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
appengine.uscp4.privatesystems.net, cp2.privatesystems.net, cp1.privatesystems.net, cp3.privatesystems.net-

✅ Authoritative Response

Server:158.106.136.90

NS records: cp4.privatesystems.net, cp2.privatesystems.net, cp1.privatesystems.net, cp3.privatesystems.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for appengine.us (unsigned zone)

⏱️ Timing

Total: 367ms | Queries: -

📄 Records

TypeCountSample Data
A1170.249.236.168
AAAA12600:4c00:300:cf::fe
NS4cp1.privatesystems.net, cp3.privatesystems.net...
MX1appengine.us (pri: 0)
TXT1v=spf1 +a +mx +ip4:170.249.236.168 ~all
SOA1cp1.privatesystems.net noc.privatesystem

Analysis

Mail Server Role

appengine.us acts as its own mail server.

IP Addresses

appengine.us has two IP addresses: 170.249.236.168 and 2600:4c00:300:cf::fe

Additional host names — benevolentoutcome.com, protreeexperts.net, thegentlewaybook.com and two others — share IP numbers with appengine.us.

Name Servers

appengine.us has four authoritative name servers: cp1.privatesystems.net, cp2.privatesystems.net, cp3.privatesystems.net and cp4.privatesystems.net.

There is at least partial name server overlap between appengine.us and other domains — dsltd.ca, unten.org, marriagehelp.com and two more among them.

The four hostnames cp1.privatesystems.net, cp2.privatesystems.net, cp3.privatesystems.net and cp4.privatesystems.net each resolve to two IP addresses. cp1.privatesystems.net points to 158.106.136.90 and 2600:4c00:80:11::1. cp2.privatesystems.net points to 108.160.157.7 and 2600:4c00:509:731::a. cp3.privatesystems.net points to 158.106.136.36 and 2600:4c00:80:9::1. cp4.privatesystems.net points to 158.106.136.90 and 2600:4c00:80:11::1 — the same pair as cp1.privatesystems.net.

Host names pointing to 2600:4c00:80:11::1 IP addresses: cp1.privatesystems.net and cp4.privatesystems.net.

Host names pointing to 158.106.136.90 IP addresses: cp1.privatesystems.net and cp4.privatesystems.net.

Mail Servers

appengine.us has a single mail server: appengine.us itself.

appengine.us carries two IP numbers: 170.249.236.168 and 2600:4c00:300:cf::fe.