smartcalctool.com - robtex.com

smartcalctool.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9c67🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4a54🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.84Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.103🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSagustin.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c5a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRagustin.ns.cloudflare.com
A2803:f800:50::6ca2:c35a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRagustin.ns.cloudflare.com
A2a06:98c1:50::ac40:235a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRagustin.ns.cloudflare.com
A108.162.195.90🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRagustin.ns.cloudflare.com
A162.159.44.90Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRagustin.ns.cloudflare.com
A172.64.35.90🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRagustin.ns.cloudflare.com
NSconnie.ns.cloudflare.com
A2606:4700:50::adf5:3af7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A2803:f800:50::6ca2:c0f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRconnie.ns.cloudflare.com
A2a06:98c1:50::ac40:20f7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRconnie.ns.cloudflare.com
A108.162.192.247🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A172.64.32.247🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A173.245.58.247🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(38)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(38)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.74.84, 172.67.156.103
IPv6 hints2606:4700:3030::ac43:9c67, 2606:4700:3037::6815:4a54
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=184, name=cloudflare-ech.com
SOAagustin.ns.cloudflare.comdns@cloudflare.com serial=2400099996

com

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=1776078862

Same first word

smartcalctool.com

DNS History

9 records (9 active, 0 former)

NSagustin.ns.cloudflare.comconnie.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.74.84172.67.156.1032606:4700:3030::ac43:9c672606:4700:3037::6815:4a54
●NSagustin.ns.cloudflare.com2026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●NSconnie.ns.cloudflare.com2026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●MXroute1.mx.cloudflare.net2026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●MXroute2.mx.cloudflare.net2026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●MXroute3.mx.cloudflare.net2026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●A104.21.74.842026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●A172.67.156.1032026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●A2606:4700:3030::ac43:9c672026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54
●A2606:4700:3037::6815:4a542026-03-23 → 2026-04-13 · 2 obs
● 2026-03-23 00:14:18
● 2026-04-13 11:38:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
smartcalctool.comconnie.ns.cloudflare.com, agustin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.90

NS records: connie.ns.cloudflare.com, agustin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartcalctool.com (unsigned zone)

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.74.84, 172.67.156.103
AAAA22606:4700:3030::ac43:9c67, 2606:4700:3037::6815:4a54
NS2agustin.ns.cloudflare.com, connie.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 20), route2.mx.cloudflare.net (pri: 38)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1agustin.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

smartcalctool.com points to four IP numbers: 2606:4700:3030::ac43:9c67, 2606:4700:3037::6815:4a54, 104.21.74.84 and 172.67.156.103.

Other host names including www.maritimeprints.com, djarum4dhasil.com, hepy.ro, mostbet-apk-hungr.com and gulsefkatanaokulu.com share IP numbers with smartcalctool.com.

Name Servers

smartcalctool.com's delegation uses two name servers, agustin.ns.cloudflare.com and connie.ns.cloudflare.com.

smartcalctool.com shares the same name server setup as other domains, for example wighairgoods.com, kitchenwarebuy.com, (0x706f726e)gate.net, vodka1.fun and firearmsbag.com.

smartcalctool.com at least partially shares name servers with other domains, including openclawgithub.cc, richmp.com, 13th.gg, gosimax.com and programtvonline.pl.

These name servers are often used together with izabella.ns.cloudflare.com.

Host names with six IP numbers:

agustin.ns.cloudflare.com points to: 2606:4700:58::a29f:2c5a, 2803:f800:50::6ca2:c35a, 2a06:98c1:50::ac40:235a, 108.162.195.90, 162.159.44.90 and 172.64.35.90.

connie.ns.cloudflare.com points to: 2606:4700:50::adf5:3af7, 2803:f800:50::6ca2:c0f7, 2a06:98c1:50::ac40:20f7, 108.162.192.247, 172.64.32.247 and 173.245.58.247.

Mail Servers

smartcalctool.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

The mail servers for smartcalctool.com are shared with other domains, for instance djmail.net, hydra-cg.com, zoopid.com, the-iars.org.uk and midrange-technology.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.