knowvalue.info - dns.ninja

`knowvalue.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3614^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:de83^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.20^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.222.131^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`melnicoff.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cae^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ae^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melnicoff.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ae^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melnicoff.ns.cloudflare.com`
		A	108.162.195.174^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	162.159.44.174^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	172.64.35.174^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
NS	`nancy.ns.cloudflare.com`
		A	2606:4700:50::a29f:2654^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nancy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c254^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nancy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2254^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nancy.ns.cloudflare.com`
		A	108.162.194.84^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nancy.ns.cloudflare.com`
		A	162.159.38.84^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nancy.ns.cloudflare.com`
		A	172.64.34.84^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nancy.ns.cloudflare.com`
MX	`knowvalue-info.mail.protection.outlook.com` ⭐
TXT	`MS=ms68500648`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.20, 172.67.222.131
		IPv6 hints	2606:4700:3031::6815:3614, 2606:4700:3037::ac43:de83
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=172, name=cloudflare-ech.com
SOA	`melnicoff.ns.cloudflare.com`dns@cloudflare.com serial=2411887876

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1786556601

Same first word

knowvalue.info

DNS History

12 records (7 active, 5 former)

●NSmelnicoff.ns.cloudflare.com2026-03-05 → 2026-08-12 · 3 obs

○ 2019-12-22 14:53:28
● 2026-03-05 01:36:58
● 2026-08-12 18:12:40

●NSnancy.ns.cloudflare.com2026-03-05 → 2026-08-12 · 3 obs

○ 2019-12-22 14:53:28
● 2026-03-05 01:36:58
● 2026-08-12 18:12:40

○NSns1.crazydomains.com2015-08-20 → 2019-12-22 · 4 obs

● 2015-08-20 00:04:38
● 2019-12-22 14:53:28
○ 2026-03-05 01:36:58
○ 2026-08-12 18:12:40

○NSns2.crazydomains.com2015-08-20 → 2019-12-22 · 4 obs

● 2015-08-20 00:04:38
● 2019-12-22 14:53:28
○ 2026-03-05 01:36:58
○ 2026-08-12 18:12:40

●MXknowvalue-info.mail.protection.outlook.com2026-03-05 → 2026-08-12 · 5 obs

● 2026-03-05 01:36:58
● 2026-06-01 19:42:18
○ 2026-06-06 01:49:20
● 2026-06-10 20:37:00
● 2026-08-12 18:12:40

●A104.21.54.202026-03-05 → 2026-08-12 · 6 obs

○ 2019-12-22 14:53:28
● 2026-03-05 01:36:58
● 2026-06-01 19:42:18
○ 2026-06-06 01:49:20
● 2026-06-10 20:37:00
● 2026-08-12 18:12:40

●A172.67.222.1312026-03-05 → 2026-08-12 · 6 obs

○ 2019-12-22 14:53:28
● 2026-03-05 01:36:58
● 2026-06-01 19:42:18
○ 2026-06-06 01:49:20
● 2026-06-10 20:37:00
● 2026-08-12 18:12:40

○A203.170.80.2502015-08-20 → 2019-12-22 · 4 obs

● 2015-08-20 00:04:38
● 2019-12-22 14:53:28
○ 2026-03-05 01:36:58
○ 2026-08-12 18:12:40

●A2606:4700:3031::6815:36142026-07-10 → 2026-08-12 · 3 obs

○ 2026-06-14 21:50:06
● 2026-07-10 09:27:40
● 2026-08-12 18:12:40

○A2606:4700:3036::ac43:de832026-03-05 → 2026-06-14 · 8 obs

○ 2019-12-22 14:53:28
● 2026-03-05 01:36:58
● 2026-06-01 19:42:18
○ 2026-06-06 01:49:20
● 2026-06-10 20:37:00
● 2026-06-14 21:50:06
○ 2026-07-10 09:27:40
○ 2026-08-12 18:12:40

○A2606:4700:3037::6815:36142026-03-05 → 2026-06-14 · 8 obs

○ 2019-12-22 14:53:28
● 2026-03-05 01:36:58
● 2026-06-01 19:42:18
○ 2026-06-06 01:49:20
● 2026-06-10 20:37:00
● 2026-06-14 21:50:06
○ 2026-07-10 09:27:40
○ 2026-08-12 18:12:40

●A2606:4700:3037::ac43:de832026-07-10 → 2026-08-12 · 3 obs

○ 2026-06-14 21:50:06
● 2026-07-10 09:27:40
● 2026-08-12 18:12:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
knowvalue.info	nancy.ns.cloudflare.com, melnicoff.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.84

NS records: nancy.ns.cloudflare.com, melnicoff.ns.cloudflare.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at info: Error: DNS query timeout: 199.254.31.1 for DNSKEY info

⏱️ Timing

Total: 3311ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.222.131, 104.21.54.20`
AAAA	2	`2606:4700:3031::6815:3614, 2606:4700:3037::ac43:de83`
NS	2	`melnicoff.ns.cloudflare.com, nancy.ns.cloudflare.com`
MX	1	`knowvalue-info.mail.protection.outlook.c`
TXT	2	`MS=ms68500648, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`melnicoff.ns.cloudflare.com dns.cloudfla`

Analysis

IP Addresses

knowvalue.info has four IP addresses: 104.21.54.20, 172.67.222.131, 2606:4700:3031::6815:3614 and 2606:4700:3037::ac43:de83.

englishblog.org, almontsf.com, fraseswhats.com.br plus two other host names have IP numbers in common with knowvalue.info.

Name Servers

The NS records for knowvalue.info delegate to melnicoff.ns.cloudflare.com and nancy.ns.cloudflare.com.

The name server configuration of knowvalue.info is shared with other domains, for instance steamrhinos.com, cn-ord.com, zxyuse.cn and two others.

knowvalue.info shares at least some of its name servers with other domains, including rovansteen.com, xvideo.bid, melog.cn and two others.

These name servers are frequently paired with the name servers bruce.ns.cloudflare.com, alex.ns.cloudflare.com and rudy.ns.cloudflare.com.

Hosts with 6 IP addresses each:

melnicoff.ns.cloudflare.com maps to 108.162.195.174, 162.159.44.174, 172.64.35.174 and 3 additional IP addresses.

nancy.ns.cloudflare.com maps to 108.162.194.84, 162.159.38.84, 172.64.34.84 and 3 additional IP addresses.

Mail Servers

knowvalue.info uses one mail server — knowvalue-info.mail.protection.outlook.com.