`mail.knowledgehut.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2518^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:cb49^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.24^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.73^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.37.24, 172.67.203.73
		IPv6	2606:4700:3033::6815:2518, 2606:4700:3035::ac43:cb49

`knowledgehut.net`

	DNSSEC	⚠️ Not signed
	NS	`chan.ns.cloudflare.com` ⭐
	NS	`matt.ns.cloudflare.com`
	MX	`knowledgehut-net.mail.protection.outlook.com` ⭐
	TXT	`MS=ms45915127`
	TXT	`google-site-verification=jrcY9lKVDe1cRzdk5VJK3_3xk3qZbCZZnYu8vbz1XIE`
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	SOA	`chan.ns.cloudflare.com`dns@cloudflare.com serial=2400262239

Previously MX for

knowledgehut.net

Same first word

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mail.lu

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mail.(0x6c6f6c697461)punk.jp

mail.sc

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mail.mydns.tw

DNS History

10 records (4 active, 6 former)

○NSns1.knowledgehut.net2015-11-13 → 2016-02-06 · 4 obs

● 2015-11-13 19:35:24
● 2016-02-06 16:14:58
○ 2026-03-29 07:52:52
○ 2026-04-01 15:51:10

○NSns2.knowledgehut.net2015-11-13 → 2016-02-06 · 4 obs

● 2015-11-13 19:35:24
● 2016-02-06 16:14:58
○ 2026-03-29 07:52:52
○ 2026-04-01 15:51:10

○MXknowledgehut.net2015-11-13 → 2016-02-06 · 4 obs

● 2015-11-13 19:35:24
● 2016-02-06 16:14:58
○ 2026-03-29 07:52:52
○ 2026-04-01 15:51:10

●A104.21.37.242026-03-29 → 2026-04-01 · 3 obs

○ 2016-02-06 16:14:58
● 2026-03-29 07:52:52
● 2026-04-01 15:51:10

○A162.144.101.932015-11-13 → 2016-02-06 · 5 obs

○ 2015-07-10 11:12:08
● 2015-11-13 19:35:24
● 2016-02-06 16:14:58
○ 2026-03-29 07:52:52
○ 2026-04-01 15:51:10

○A162.144.146.2472015-07-10 → 2015-07-10 · 3 obs

● 2015-07-10 11:12:08
○ 2015-11-13 19:35:24
○ 2026-04-01 15:51:10

●A172.67.203.732026-03-29 → 2026-04-01 · 3 obs

○ 2016-02-06 16:14:58
● 2026-03-29 07:52:52
● 2026-04-01 15:51:10

●A2606:4700:3033::6815:25182026-03-29 → 2026-04-01 · 3 obs

○ 2016-02-06 16:14:58
● 2026-03-29 07:52:52
● 2026-04-01 15:51:10

●A2606:4700:3035::ac43:cb492026-03-29 → 2026-04-01 · 3 obs

○ 2016-02-06 16:14:58
● 2026-03-29 07:52:52
● 2026-04-01 15:51:10

○CNAMEknowledgehut.net2015-11-13 → 2016-02-06 · 4 obs

● 2015-11-13 19:35:24
● 2016-02-06 16:14:58
○ 2026-03-29 07:52:52
○ 2026-04-01 15:51:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledgehut.net	matt.ns.cloudflare.com, chan.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.131

NS records: matt.ns.cloudflare.com, chan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgehut.net (unsigned zone)

⏱️ Timing

Total: 396ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.203.73, 104.21.37.24`
AAAA	2	`2606:4700:3035::ac43:cb49, 2606:4700:3033::6815:2518`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

mail.knowledgehut.net refers to four IP numbers: 2606:4700:3033::6815:2518, 2606:4700:3035::ac43:cb49, 104.21.37.24 and 172.67.203.73.

Other host names, for instance mail.solutionbay.com, uksn.cn, uu.cool, betano-br.app and alixuesheng.com.cn share IP numbers with mail.knowledgehut.net.

mail.knowledgehut.net - robtex.com