calculusgr.com - dns.ninja

`calculusgr.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:e42^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:9e24^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.66^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.36^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`may.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c087^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`may.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2087^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`may.ns.cloudflare.com`
		A	108.162.192.135^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	172.64.32.135^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	173.245.58.135^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
NS	`norm.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b86^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c186^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`norm.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2186^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`norm.ns.cloudflare.com`
		A	108.162.193.134^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	172.64.33.134^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	173.245.59.134^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
MX	`_dc-mx.99941b5b9967.calculusgr.com` ⭐
		A	198.187.29.146^{🇺🇸 NAMCHEAP-PH198.187.29.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`server127-5.web-hosting.com`
TXT	`v=spf1 +ip4:198.187.29.144 +include:spf.web-hosting.com +redirect:_spf.mailho...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.66, 172.67.158.36
		IPv6 hints	2606:4700:3032::6815:e42, 2606:4700:3032::ac43:9e24
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com
SOA	`may.ns.cloudflare.com`dns@cloudflare.com serial=2408949152

`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=1785512232

Same first word

calculusgr.com

DNS History

13 records (7 active, 6 former)

●NSmay.ns.cloudflare.com2026-02-24 → 2026-07-31 · 3 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-07-31 15:46:14

●NSnorm.ns.cloudflare.com2026-02-24 → 2026-07-31 · 3 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-07-31 15:46:14

○NSns1.justhost.com2015-07-16 → 2019-12-29 · 4 obs

● 2015-07-16 00:47:24
● 2019-12-29 22:37:58
○ 2026-02-24 02:48:00
○ 2026-07-31 15:46:14

○NSns2.justhost.com2015-07-16 → 2019-12-29 · 4 obs

● 2015-07-16 00:47:24
● 2019-12-29 22:37:58
○ 2026-02-24 02:48:00
○ 2026-07-31 15:46:14

●MX_dc-mx.99941b5b9967.calculusgr.com2026-02-24 → 2026-07-31 · 3 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-07-31 15:46:14

○MXmail.calculusgr.com2015-07-16 → 2019-12-29 · 4 obs

● 2015-07-16 00:47:24
● 2019-12-29 22:37:58
○ 2026-02-24 02:48:00
○ 2026-07-31 15:46:14

●A104.21.14.662026-02-24 → 2026-07-31 · 3 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-07-31 15:46:14

●A172.67.158.362026-02-24 → 2026-07-31 · 3 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-07-31 15:46:14

○A173.254.6.172015-07-16 → 2019-12-29 · 4 obs

● 2015-07-16 00:47:24
● 2019-12-29 22:37:58
○ 2026-02-24 02:48:00
○ 2026-07-31 15:46:14

○A2606:4700:3030::ac43:9e242026-02-24 → 2026-05-10 · 5 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-05-10 16:16:36
○ 2026-07-15 17:06:08
○ 2026-07-31 15:46:14

●A2606:4700:3032::6815:e422026-07-15 → 2026-07-31 · 3 obs

○ 2026-05-10 16:16:36
● 2026-07-15 17:06:08
● 2026-07-31 15:46:14

●A2606:4700:3032::ac43:9e242026-07-15 → 2026-07-31 · 3 obs

○ 2026-05-10 16:16:36
● 2026-07-15 17:06:08
● 2026-07-31 15:46:14

○A2606:4700:3033::6815:e422026-02-24 → 2026-05-10 · 5 obs

○ 2019-12-29 22:37:58
● 2026-02-24 02:48:00
● 2026-05-10 16:16:36
○ 2026-07-15 17:06:08
○ 2026-07-31 15:46:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
calculusgr.com	may.ns.cloudflare.com, norm.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.134

NS records: may.ns.cloudflare.com, norm.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for calculusgr.com (unsigned zone)

⏱️ Timing

Total: 175ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.14.66, 172.67.158.36`
AAAA	2	`2606:4700:3032::6815:e42, 2606:4700:3032::ac43:9e24`
NS	2	`may.ns.cloudflare.com, norm.ns.cloudflare.com`
MX	1	`_dc-mx.99941b5b9967.calculusgr.com (pri:`
TXT	1	`v=spf1 +ip4:198.187.29.144 +include:spf.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`may.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

calculusgr.com resolves to four IP addresses: 104.21.14.66, 172.67.158.36, 2606:4700:3032::6815:e42 and 2606:4700:3032::ac43:9e24.

Additional host names — easypeasysync-premium.com, mail.webdesignzready.com, gifaforex.com and two others — share IP numbers with calculusgr.com.

Name Servers

calculusgr.com is served by two delegated name servers, may.ns.cloudflare.com and norm.ns.cloudflare.com.

calculusgr.com shares its name server setup with other domains, including znamo.ba, norveska.ba, entity-consulting.com.au and two others.

calculusgr.com shares at least some of its name servers with other domains, including bioxerma.shop, covastro.com, bjhyyw.com and two others.

These name servers are frequently paired with the name servers lady.ns.cloudflare.com, cody.ns.cloudflare.com and rob.ns.cloudflare.com.

Host names with 6 IP numbers:

may.ns.cloudflare.com carries IP addresses 108.162.192.135, 172.64.32.135 and 173.245.58.135, with 3 other addresses beyond those.

norm.ns.cloudflare.com carries IP addresses 108.162.193.134, 172.64.33.134 and 173.245.59.134, with 3 other addresses beyond those.

Mail Servers

calculusgr.com has one mail server: _dc-mx.99941b5b9967.calculusgr.com.

There is one IP number for _dc-mx.99941b5b9967.calculusgr.com: 198.187.29.146.