querulus.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`querulus.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:4ac^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:844b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.4.172^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.75^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ajay.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b38^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c138^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ajay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2138^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ajay.ns.cloudflare.com`
		A	108.162.193.56^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	172.64.33.56^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	173.245.59.56^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
NS	`gene.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gene.ns.cloudflare.com`
		A	108.162.192.158^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	172.64.32.158^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	173.245.58.158^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
MX	`mx.spamexperts.com` ⭐
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
MX	`mx1-au.spamexperts.com`⁽¹⁰⁾
		A	2a01:ebc0:31:1100::7^{AS229272000::/3}
			PTR	`fe1-r6-in.sy5.l.antispamcloud.com`
		A	206.148.0.31^{🇨🇭 AS16633206.148.0.0/24 Proxy route object registered by AS38195}
			PTR	`fe2-r6-in.sy5.l.antispamcloud.com`
MX	`fallbackmx.spamexperts.eu`⁽¹⁸⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:550:2:78::ca:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	38.101.250.150^{🇺🇸 AS1663338.101.250.0/24}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
MX	`lastmx.spamexperts.net`⁽³⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:978:2:7::162:100^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	149.13.75.27^{🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
TXT	`google-site-verification=84erl0V7sFK0ODENCBIjDG8cYu82DosYJVO5(0x463450)ju3w`
TXT	`v=spf1 +a +mx +ip4:173.234.109.89 +ip4:194.195.126.217 +ip4:172.105.179.111 +...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.4.172, 172.67.132.75
		IPv6 hints	2606:4700:3036::6815:4ac, 2606:4700:3037::ac43:844b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com
SOA	`ajay.ns.cloudflare.com`dns@cloudflare.com serial=2415816577

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1791720004

Same first word

querulus.com

Previous names

Next names

DNS History

10 records (10 active, 0 former)

●NSajay.ns.cloudflare.com2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●NSgene.ns.cloudflare.com2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●MXfallbackmx.spamexperts.eu2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●MXlastmx.spamexperts.net2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●MXmx.spamexperts.com2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●MXmx1-au.spamexperts.com2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●A104.21.4.1722026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●A172.67.132.752026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●A2606:4700:3036::6815:4ac2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

●A2606:4700:3037::ac43:844b2026-09-05 → 2026-10-11 · 2 obs

● 2026-09-05 13:45:02
● 2026-10-11 12:32:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...	-
querulus.com	ajay.ns.cloudflare.com, gene.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.56

NS records: ajay.ns.cloudflare.com, gene.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 503ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.132.75, 104.21.4.172`
AAAA	2	`2606:4700:3036::6815:4ac, 2606:4700:3037::ac43:844b`
NS	2	`ajay.ns.cloudflare.com, gene.ns.cloudflare.com`
MX	4	`mx.spamexperts.com (pri: 10), fallbackmx.spamexperts.eu (pri: 18)...`
TXT	2	`google-site-verification=84erl0V7sFK0ODE, v=spf1 +a +mx +ip4:173.234.109.89 +ip4:1`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ajay.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ajay.ns.cloudflare.com, ajay.ns.cloudflare.com, ajay.ns.cloudflare.com...)

Analysis

IP Addresses

querulus.com resolves to four IP addresses: 104.21.4.172, 172.67.132.75, 2606:4700:3036::6815:4ac and 2606:4700:3037::ac43:844b.

Additional host names — integracredits.com, magyarcimerek.hu, betaadelta.site and two others — share IP numbers with querulus.com.

Name Servers

querulus.com is delegated to two name servers: ajay.ns.cloudflare.com and gene.ns.cloudflare.com.

querulus.com shares its name server setup with other domains, including phynex.cn, rmckinleyconstructioninc.com, mohkam.hair and two others.

querulus.com partially shares its NS delegation with several other domains, including idulecu.top, pytorch-course.pages.dev, ritm-evdomashko.workers.dev and two others.

These name servers are frequently paired with the name servers paityn.ns.cloudflare.com, abby.ns.cloudflare.com, melissa.ns.cloudflare.com and two others.

Host names with 6 IP numbers:

ajay.ns.cloudflare.com resolves to 108.162.193.56, 172.64.33.56, 173.245.59.56 and 3 other IP addresses.

gene.ns.cloudflare.com resolves to 108.162.192.158, 172.64.32.158, 173.245.58.158 and 3 other IP addresses.

Mail Servers

querulus.com has four mail servers: mx1-au.spamexperts.com, mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

querulus.com shares mail servers — at least in part — with other domains, including residencewinterberg.nl, dlineacanoas.com.br, atlanticholdfast.com and two others.

The mail servers mx2-au.spamexperts.com, mx4-au.spamexperts.com and mx3-au.spamexperts.com frequently co-occur with these mail servers.

Host names with 8 IP numbers:

lastmx.spamexperts.net resolves to 38.71.16.244, 38.89.254.156, 149.13.75.27 and 5 other IP addresses.

Host names with 6 IP numbers:

fallbackmx.spamexperts.eu resolves to 38.71.16.244, 38.89.254.156, 38.101.250.150 and 3 other IP addresses.

Host names with two IP numbers:

mx1-au.spamexperts.com points to 206.148.0.31 and 2a01:ebc0:31:1100::7.

mx.spamexperts.com points to 38.89.254.156 and 2001:550:2:61::2fc:100.

lastmx.spamexperts.net and fallbackmx.spamexperts.eu are host names that each point to 2001:550:2:3::62:100 IP addresses.

lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com are host names that all point to 2001:550:2:61::2fc:100.

lastmx.spamexperts.net and fallbackmx.spamexperts.eu are host names that each point to 38.71.16.244 IP addresses.

lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com are host names that all point to 38.89.254.156.