`mail.itproblemsolver.net`

DNSSEC	⚠️ Not signed
A	104.21.14.233^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.193^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.233, 172.67.160.193
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com

`itproblemsolver.net`

DNSSEC	⚠️ Not signed
A	104.21.14.233^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.193^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alan.ns.cloudflare.com` ⭐
NS	`jill.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.233, 172.67.160.193
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOA	`alan.ns.cloudflare.com`dns@cloudflare.com serial=2398897997

Previously MX for

itproblemsolver.net

Same first word

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mail.kz

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mail.it.com

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DNS History

3 records (2 active, 1 former)

●A104.21.14.2332026-04-24 → 2026-04-24 · 3 obs

○ 2016-07-01 10:35:10
● 2026-04-24 03:53:08
● 2026-04-24 03:53:10

●A172.67.160.1932026-04-24 → 2026-04-24 · 3 obs

○ 2016-07-01 10:35:10
● 2026-04-24 03:53:08
● 2026-04-24 03:53:10

○A207.38.6.2002015-07-14 → 2016-07-01 · 4 obs

● 2015-07-14 18:19:00
● 2016-07-01 10:35:10
○ 2026-04-24 03:53:08
○ 2026-04-24 03:53:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
itproblemsolver.net	jill.ns.cloudflare.com, alan.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.122

NS records: jill.ns.cloudflare.com, alan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for itproblemsolver.net (unsigned zone)

⏱️ Timing

Total: 688ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.160.193, 104.21.14.233`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

mail.itproblemsolver.net points to two IP numbers: 104.21.14.233 and 172.67.160.193.

Other host names, for instance hoppingnews.com, gb888sg2.com, suncity88.net, www.bannerbeer.com and b1c5eecdbcf0.b1c5eecdbcf0.b1c5eecdbcf0.b1c5eecdbcf0.b1c5eecdbcf0.b1c5eecdbcf0.45cases.com share IP numbers with mail.itproblemsolver.net.

mail.itproblemsolver.net - robtex.com