dcalculator.net - robtex.com

dcalculator.net

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:babd🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2be5🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.43.229Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.186.189🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrob.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrob.ns.cloudflare.com
A2803:f800:50::6ca2:c18c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrob.ns.cloudflare.com
A2a06:98c1:50::ac40:218c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrob.ns.cloudflare.com
A108.162.193.140🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.140🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.140🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSstevie.ns.cloudflare.com
A2606:4700:50::a29f:266a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRstevie.ns.cloudflare.com
A2803:f800:50::6ca2:c26a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRstevie.ns.cloudflare.com
A2a06:98c1:50::ac40:226a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRstevie.ns.cloudflare.com
A108.162.194.106🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRstevie.ns.cloudflare.com
A162.159.38.106Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRstevie.ns.cloudflare.com
A172.64.34.106🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRstevie.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c29::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f26.1e100.net
A2607:f8b0:4004:c29::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f27.1e100.net
A2607:f8b0:4004:c2d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f26.1e100.net
A2607:f8b0:4004:c2d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f27.1e100.net
A142.251.163.26🇺🇸 Google142.251.163.0/24
PTRwv-in-f26.1e100.net
A173.194.45.26🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f26.1e100.net
A173.194.45.27🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f27.1e100.net
A192.179.18.26🇺🇸 Google192.178.0.0/15
PTRry-in-f26.1e100.net
A192.179.18.27🇺🇸 Google192.178.0.0/15
PTRry-in-f27.1e100.net
TXTgoogle-site-verification=2uoS848OQQroPlitkntRJSs9UHowzdRcbYm7UNT_vpI
TXTgoogle-site-verification=TdGnsUA1JP_RkuwcVTD6-e-JYMpbx1naQze0JvXVlQA
TXTgoogle-site-verification=l4DaLVENHs7uwhSKOiR-kz2cpJ4e0zvjzNtkHOa3T3w
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.43.229, 172.67.186.189
IPv6 hints2606:4700:3031::ac43:babd, 2606:4700:3033::6815:2be5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com
SOArob.ns.cloudflare.comdns@cloudflare.com serial=2407519852

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784697857
🔒 HSTS Preload (+subdomains)

Same first word

dcalculator.net

DNS History

9 records (7 active, 2 former)

NSrob.ns.cloudflare.comstevie.ns.cloudflare.comMXsmtp.google.comA104.21.43.229172.67.186.1892606:4700:3031::ac43:babd2606:4700:3033::6815:2be52606:4700:3032::ac43:babd2606:4700:3037::6815:2be5
●NSrob.ns.cloudflare.com2026-04-14 → 2026-07-22 · 2 obs
● 2026-04-14 10:49:16
● 2026-07-22 05:48:24
●NSstevie.ns.cloudflare.com2026-04-14 → 2026-07-22 · 2 obs
● 2026-04-14 10:49:16
● 2026-07-22 05:48:24
●MXsmtp.google.com2026-07-22 → 2026-07-22 · 1 obs
● 2026-07-22 05:48:24
●A104.21.43.2292026-04-14 → 2026-07-22 · 2 obs
● 2026-04-14 10:49:16
● 2026-07-22 05:48:24
●A172.67.186.1892026-04-14 → 2026-07-22 · 2 obs
● 2026-04-14 10:49:16
● 2026-07-22 05:48:24
●A2606:4700:3031::ac43:babd2026-07-22 → 2026-07-22 · 2 obs
○ 2026-06-14 23:15:48
● 2026-07-22 05:48:24
○A2606:4700:3032::ac43:babd2026-04-14 → 2026-06-14 · 3 obs
● 2026-04-14 10:49:16
● 2026-06-14 23:15:48
○ 2026-07-22 05:48:24
●A2606:4700:3033::6815:2be52026-07-22 → 2026-07-22 · 2 obs
○ 2026-06-14 23:15:48
● 2026-07-22 05:48:24
○A2606:4700:3037::6815:2be52026-04-14 → 2026-06-14 · 3 obs
● 2026-04-14 10:49:16
● 2026-06-14 23:15:48
○ 2026-07-22 05:48:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neti.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...-
dcalculator.netrob.ns.cloudflare.com, stevie.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.140

NS records: rob.ns.cloudflare.com, stevie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dcalculator.net (unsigned zone)

⏱️ Timing

Total: 561ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.43.229, 172.67.186.189
AAAA22606:4700:3031::ac43:babd, 2606:4700:3033::6815:2be5
NS2rob.ns.cloudflare.com, stevie.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT4google-site-verification=2uoS848OQQroPli, google-site-verification=TdGnsUA1JP_Rkuw...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1rob.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

dcalculator.net directs to four IP numbers, which are 104.21.43.229, 172.67.186.189, 2606:4700:3031::ac43:babd and 2606:4700:3033::6815:2be5.

Two other host names, along with irldo.com, www.metroplexfamilychurch.com and homerunners.org, also share IP numbers with dcalculator.net.

Name Servers

DNS delegation for dcalculator.net points to two name servers: rob.ns.cloudflare.com and stevie.ns.cloudflare.com.

dcalculator.net shares its NS records with other domains, for example itsbirthday.net, modelpiece.com, moe-moe.net and two others.

There is at least partial name server overlap between dcalculator.net and other domains — sd58.cn, babesandbeaches.com, zjgxh.com and two more among them.

These name servers tend to appear in combination with the name servers kaiser.ns.cloudflare.com, ian.ns.cloudflare.com, chance.ns.cloudflare.com and lady.ns.cloudflare.com.

DNS names with 6 IP addresses:

rob.ns.cloudflare.com has IP addresses 108.162.193.140, 172.64.33.140 and 173.245.59.140, plus 3 other.

stevie.ns.cloudflare.com has IP addresses 108.162.194.106, 162.159.38.106 and 172.64.34.106, plus 3 other.

Mail Servers

The sole mail server for dcalculator.net is smtp.google.com.

Among the domains sharing a mail server setup with dcalculator.net are karu.bi, standoutny.com, chacoflaco.com and two others.

There is at least a partial MX overlap between dcalculator.net and other domains, including carosanta.com, mde.co.id, cul.com.ua and two others.

These mail servers frequently co-occur with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and two others.

With 9 IP addresses total, smtp.google.com resolves to 142.251.163.26, 173.194.45.26, 173.194.45.27 and 6 others.