testyourknowledge.info - dns.ninja

`testyourknowledge.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:11ae^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b1ba^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.174^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.177.186^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`evan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`evan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`evan.ns.cloudflare.com`
		A	108.162.193.165^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
		A	172.64.33.165^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
		A	173.245.59.165^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
NS	`heather.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heather.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heather.ns.cloudflare.com`
		A	108.162.192.161^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	172.64.32.161^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	173.245.58.161^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
MX	`mx00.1and1.com` ⭐
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.1and1.com` ⭐
		A	74.208.114.66^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.174, 172.67.177.186
		IPv6 hints	2606:4700:3030::6815:11ae, 2606:4700:3037::ac43:b1ba
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=240, name=cloudflare-ech.com
SOA	`evan.ns.cloudflare.com`dns@cloudflare.com serial=2410110944

`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=1785259314

WOT: SUSPICIOUS (8/100)

Same first word

testyourknowledge.info

testyourknowledge.net

testyourknowledge.club

DNS History

9 records (8 active, 1 former)

●NSevan.ns.cloudflare.com2026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

●NSheather.ns.cloudflare.com2026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

●MXmx00.1and1.com2026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

●MXmx01.1and1.com2026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

●A104.21.17.1742026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

●A172.67.177.1862026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

●A2606:4700:3030::6815:11ae2026-03-05 → 2026-07-28 · 2 obs

● 2026-03-05 12:21:40
● 2026-07-28 17:34:24

○A2606:4700:3031::ac43:b1ba2026-03-05 → 2026-06-17 · 4 obs

● 2026-03-05 12:21:40
● 2026-06-17 02:24:32
○ 2026-06-19 20:54:38
○ 2026-07-28 17:34:24

●A2606:4700:3037::ac43:b1ba2026-06-19 → 2026-07-28 · 3 obs

○ 2026-06-17 02:24:32
● 2026-06-19 20:54:38
● 2026-07-28 17:34:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, c0.info.afilias-nst.info, a2.info.afilias-nst.info	-
testyourknowledge.info	heather.ns.cloudflare.com, evan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.161

NS records: heather.ns.cloudflare.com, evan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for testyourknowledge.info (unsigned zone)

⏱️ Timing

Total: 672ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.177.186, 104.21.17.174`
AAAA	2	`2606:4700:3030::6815:11ae, 2606:4700:3037::ac43:b1ba`
NS	2	`evan.ns.cloudflare.com, heather.ns.cloudflare.com`
MX	2	`mx00.1and1.com (pri: 10), mx01.1and1.com (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`evan.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

testyourknowledge.info resolves to four IP addresses: 104.21.17.174, 172.67.177.186, 2606:4700:3030::6815:11ae and 2606:4700:3037::ac43:b1ba.

ukrprogres.com, athens-loft.gr, yalla-shoot-eyg.live plus two other host names have IP numbers in common with testyourknowledge.info.

Name Servers

testyourknowledge.info is served by two delegated name servers, evan.ns.cloudflare.com and heather.ns.cloudflare.com.

The name server configuration of testyourknowledge.info is shared with other domains, for instance bestwestern-id-ws13tls.com, onlauri.com, unitaccess552-booking.com and two others.

testyourknowledge.info has at least partial name server overlap with other domains, such as kamagra.biz, suit-trezorr-hlp.pages.dev, icicidirect-secure.com and two others.

These name servers tend to appear together with the name servers rex.ns.cloudflare.com, kami.ns.cloudflare.com and wesley.ns.cloudflare.com.

Hosts with 6 IP addresses each:

evan.ns.cloudflare.com carries IP addresses 108.162.193.165, 172.64.33.165 and 173.245.59.165, with 3 other addresses beyond those.

heather.ns.cloudflare.com carries IP addresses 108.162.192.161, 172.64.32.161 and 173.245.58.161, with 3 other addresses beyond those.

Mail Servers

testyourknowledge.info uses two mail servers, mx00.1and1.com and mx01.1and1.com.

The mail server setup of testyourknowledge.info matches that of other domains such as netrithms.net, bluesbeforesunrise.com, rclegal.com and two others.

At least some of the mail servers used by testyourknowledge.info are shared with other domains: u21551717.onlinehome-server.com, u20681858.onlinehome-server.com, u22933456.onlinehome-server.com and two others among them.

mx00.1and1.com directs to 74.208.114.65 and mx01.1and1.com directs to 74.208.114.66; each host name points to exactly one IP number.