`datacalculus.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:288c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:bae5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.140^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.229^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eva.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a72^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c072^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eva.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2072^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eva.ns.cloudflare.com`
		A	108.162.192.114^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
		A	172.64.32.114^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
		A	173.245.58.114^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
NS	`thomas.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bee^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ee^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`thomas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ee^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`thomas.ns.cloudflare.com`
		A	108.162.193.238^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
		A	172.64.33.238^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
		A	173.245.59.238^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
TXT	`google-site-verification=aV-58MRC_qyhazN1PfkkngaTOCm2xAI-kFgaDH2O6hQ`
TXT	`google-site-verification=bvb6rbO-MtTprUaaGWoydeiBwlKOJthfyv7EYxVQRLU`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.140, 172.67.186.229
		IPv6 hints	2606:4700:3031::6815:288c, 2606:4700:3033::ac43:bae5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOA	`eva.ns.cloudflare.com`dns@cloudflare.com serial=2398276378

`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=1775990462

Same first word

datacalculus.com

DNS History

33 records (7 active, 26 former)

○NSdns1.p01.nsone.net2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSdns2.p01.nsone.net2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSdns3.p01.nsone.net2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSdns4.p01.nsone.net2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

●NSeva.ns.cloudflare.com2026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

○NSns01.squarespacedns.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSns02.squarespacedns.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSns03.squarespacedns.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSns04.squarespacedns.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○NSns45.domaincontrol.com2017-02-07 → 2017-02-07 · 3 obs

● 2017-02-07 11:34:06
○ 2020-04-02 10:50:18
○ 2026-04-12 10:56:26

○NSns46.domaincontrol.com2017-02-07 → 2017-02-07 · 3 obs

● 2017-02-07 11:34:06
○ 2020-04-02 10:50:18
○ 2026-04-12 10:56:26

●NSthomas.ns.cloudflare.com2026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

○MXalt1.aspmx.l.google.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXalt2.aspmx.l.google.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXalt3.aspmx.l.google.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXalt4.aspmx.l.google.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXaspmx.l.google.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXeforward1.registrar-servers.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXeforward2.registrar-servers.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXeforward3.registrar-servers.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXeforward4.registrar-servers.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXeforward5.registrar-servers.com2020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○MXmail.datacalculus.com2017-02-07 → 2017-02-07 · 3 obs

● 2017-02-07 11:34:06
○ 2020-04-02 10:50:18
○ 2026-04-12 10:56:26

●MXsmtp.google.com2026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

●A104.21.40.1402026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

○A166.62.30.1512017-02-07 → 2017-02-07 · 3 obs

● 2017-02-07 11:34:06
○ 2020-04-02 10:50:18
○ 2026-04-12 10:56:26

●A172.67.186.2292026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

○A198.185.159.1442020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○A198.185.159.1452020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○A198.49.23.1442020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

○A198.49.23.1452020-04-02 → 2020-04-02 · 4 obs

○ 2017-02-07 11:34:06
● 2020-04-02 10:50:18
○ 2026-03-13 07:49:30
○ 2026-04-12 10:56:26

●A2606:4700:3031::6815:288c2026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

●A2606:4700:3033::ac43:bae52026-03-13 → 2026-04-12 · 3 obs

○ 2020-04-02 10:50:18
● 2026-03-13 07:49:30
● 2026-04-12 10:56:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
datacalculus.com	eva.ns.cloudflare.com, thomas.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.238

NS records: eva.ns.cloudflare.com, thomas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for datacalculus.com (unsigned zone)

⏱️ Timing

Total: 196ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.40.140, 172.67.186.229`
AAAA	2	`2606:4700:3033::ac43:bae5, 2606:4700:3031::6815:288c`
NS	2	`eva.ns.cloudflare.com, thomas.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	3	`google-site-verification=aV-58MRC_qyhazN, google-site-verification=bvb6rbO-MtTprUa...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eva.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

datacalculus.com resolves to four IPs: 2606:4700:3031::6815:288c, 2606:4700:3033::ac43:bae5, 104.21.40.140 and 172.67.186.229.

Other host names, for instance 88smile.com, 2ndrun.tv, weareemail.com, www.windowslic.com and xctkyy120.com share IP numbers with datacalculus.com.

Name Servers

datacalculus.com has two name servers: eva.ns.cloudflare.com and thomas.ns.cloudflare.com.

datacalculus.com shares the same name server setup as other domains, for example xgemoy.com, tracer.com.br, cluj.land, neweraperformance.com and miaomiaoman.com.

datacalculus.com shares some name servers with other domains, for example secutek.be, vendsearch.com, rpmveiculos.com.br, kursk-sosh19.ru and childrensnyp.org.

These name servers are often used together with wally.ns.cloudflare.com, quincy.ns.cloudflare.com and jeff.ns.cloudflare.com.

Host names with six IP numbers: eva.ns.cloudflare.com points to: 2606:4700:50::adf5:3a72, 2803:f800:50::6ca2:c072, 2a06:98c1:50::ac40:2072, 108.162.192.114, 172.64.32.114 and 173.245.58.114; thomas.ns.cloudflare.com points to: 2606:4700:58::adf5:3bee, 2803:f800:50::6ca2:c1ee, 2a06:98c1:50::ac40:21ee, 108.162.193.238, 172.64.33.238 and 173.245.59.238.

Mail Servers

datacalculus.com is handled by a single mail server, smtp.google.com.

datacalculus.com shares the mail server setup with other domains, for example ceexo.io, tvradio.it, ikctv.com, kpst.co.kr and placeholder.co.

datacalculus.com shares some mail servers with other domains, at least partially; for instance eslshuttle.com, kitestore.com.ar, binty.org, salokbat.ac.th and synapticlabs.ai.

these mail servers are often used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

smtp.google.com maps to nine IP numbers: 2607:f8b0:4004:c08::1a, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c0b::1a, 2607:f8b0:4004:c0b::1b, 142.250.31.26, 142.250.31.27, 142.251.111.27, 172.253.63.26 and 172.253.63.27.

datacalculus.com - robtex.com