www.postgresqltutorial.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

www.postgresqltutorial.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:cd29🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3d16🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.22Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.205.41🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.22, 172.67.205.41
IPv6 hints2606:4700:3035::ac43:cd29, 2606:4700:3036::6815:3d16
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com

postgresqltutorial.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:cd29🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3d16🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.22Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.205.41🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScandy.ns.cloudflare.com ⭐
NSgerald.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.22, 172.67.205.41
IPv6 hints2606:4700:3035::ac43:cd29, 2606:4700:3036::6815:3d16
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com
SOAcandy.ns.cloudflare.comdns@cloudflare.com serial=2410980559
rank #109424 globally
rank #49998 in the tld
📈 Tranco rank: #395,752

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Previous names

cdn.postgresqltutorial.com
mail.postgresmon.com
mail.postgrespro.com
mail.postgresql-blog.com
mail.postgresql-hosting.com
mail.postgresql-specialist.com
mail.postgresqlacademy.com
mail.postgresqlconsulting.com
mail.postgresqlsupport.com
mailgw.postgrespro.com
mx.postgrespro.com
mx.postgresql-cookbook.com
repo.postgrespro.com
sp.postgresqltutorial.com
www.postgresonline.com
www.postgrespro.com
www.postgresql.com
www.postgresqlformac.com
www.postgresqlsupport.com
www.postgresqltrainers.com

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ftb.postgroup.com
mail.postgroup.com
mail.postgrp.com
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mail2.postgroup.com
mx.postgrossbard.com
smtp.postgroup.com
tpgmail2.postgroup.com
www.postgrestats.com
www.postgresweekly.com
www.postgroup.com
www.postguam.com

DNS History

12 records (4 active, 8 former)

2017201820192020202120222023202420252026NSns1325.hostgator.comns1326.hostgator.comns6309.hostgator.comMXpostgresqltutorial.comA104.21.61.22172.67.205.412606:4700:3035::ac43:cd292606:4700:3036::6815:3d16192.254.185.1822606:4700:3030::6815:3d162606:4700:3031::ac43:cd29CNAMEpostgresqltutorial.com
○NSns1325.hostgator.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:55:56
○ 2026-02-24 06:55:58
○ 2026-09-12 10:11:06
○NSns1326.hostgator.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:55:56
○ 2026-02-24 06:55:58
○ 2026-09-12 10:11:06
○NSns6309.hostgator.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:55:56
○ 2026-02-24 06:55:58
○ 2026-09-12 10:11:06
○MXpostgresqltutorial.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:55:56
○ 2026-02-24 06:55:58
○ 2026-09-12 10:11:06
●A104.21.61.222026-02-24 → 2026-09-12 · 3 obs
○ 2016-12-28 16:55:56
● 2026-02-24 06:55:58
● 2026-09-12 10:11:06
●A172.67.205.412026-02-24 → 2026-09-12 · 3 obs
○ 2016-12-28 16:55:56
● 2026-02-24 06:55:58
● 2026-09-12 10:11:06
○A192.254.185.1822016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:55:56
○ 2026-02-24 06:55:58
○ 2026-09-12 10:11:06
○A2606:4700:3030::6815:3d162026-02-24 → 2026-06-08 · 5 obs
○ 2016-12-28 16:55:56
● 2026-02-24 06:55:58
● 2026-06-08 18:05:02
○ 2026-08-18 21:34:18
○ 2026-09-12 10:11:06
○A2606:4700:3031::ac43:cd292026-02-24 → 2026-06-08 · 5 obs
○ 2016-12-28 16:55:56
● 2026-02-24 06:55:58
● 2026-06-08 18:05:02
○ 2026-08-18 21:34:18
○ 2026-09-12 10:11:06
●A2606:4700:3035::ac43:cd292026-08-18 → 2026-09-12 · 3 obs
○ 2026-06-08 18:05:02
● 2026-08-18 21:34:18
● 2026-09-12 10:11:06
●A2606:4700:3036::6815:3d162026-08-18 → 2026-09-12 · 3 obs
○ 2026-06-08 18:05:02
● 2026-08-18 21:34:18
● 2026-09-12 10:11:06
○CNAMEpostgresqltutorial.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:55:56
○ 2026-02-24 06:55:58
○ 2026-09-12 10:11:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
postgresqltutorial.comcandy.ns.cloudflare.com, gerald.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.79

NS records: candy.ns.cloudflare.com, gerald.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postgresqltutorial.com (unsigned zone)

⏱️ Timing

Total: 311ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.205.41, 104.21.61.22
AAAA22606:4700:3036::6815:3d16, 2606:4700:3035::ac43:cd29
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.postgresqltutorial.com points to the four IP addresses 104.21.61.22, 172.67.205.41, 2606:4700:3035::ac43:cd29 and 2606:4700:3036::6815:3d16.

Additional host names — study-lantern.com, santeecajunguide.com, tokohkmobile.xyz and two others — share IP numbers with www.postgresqltutorial.com.