structcalcs.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

structcalcs.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:36a3🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8c5c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.163Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.140.92🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelly.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26f6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelly.ns.cloudflare.com
A2803:f800:50::6ca2:c2f6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelly.ns.cloudflare.com
A2a06:98c1:50::ac40:22f6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelly.ns.cloudflare.com
A108.162.194.246🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelly.ns.cloudflare.com
A162.159.38.246Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelly.ns.cloudflare.com
A172.64.34.246🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelly.ns.cloudflare.com
NSganz.ns.cloudflare.com
A2606:4700:58::a29f:2c28🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRganz.ns.cloudflare.com
A2803:f800:50::6ca2:c328🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRganz.ns.cloudflare.com
A2a06:98c1:50::ac40:2328🇺🇸 Cloudflare2a06:98c1:50::/45
PTRganz.ns.cloudflare.com
A108.162.195.40🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRganz.ns.cloudflare.com
A162.159.44.40Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRganz.ns.cloudflare.com
A172.64.35.40🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRganz.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.54.163, 172.67.140.92
IPv6 hints2606:4700:3031::6815:36a3, 2606:4700:3037::ac43:8c5c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com
SOAelly.ns.cloudflare.comdns@cloudflare.com serial=2415247782

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=1789833363

Same first word

structcalcs.com

Previous names

structbio.com
structbiotools.com
structbit.com
structbits.com
structblok.com
structbook.com
structbrandperception.com
structbridge.com
structbuild.com
structbuildconstruction.com
structbuilder.com
structbuildnet.com
structbuildng.com
structbus.com
structbusbar.com
structbyai.com
structca.com
structcad.com
structcalc.com

Next names

structcan.com
structcanvas.com
structcap.com
structcare.com
structcast.com
structchart.com
structchat.com
structchina.com
structcircle.com
structcloud.com
structclub.com
structco.com
structcode.com
structcodec.com
structcoleg.com
structcom.com
structcomm.com
structcommerce.com
structcomms.com

DNS History

6 records (6 active, 0 former)

NSelly.ns.cloudflare.comganz.ns.cloudflare.comA104.21.54.163172.67.140.922606:4700:3031::6815:36a32606:4700:3037::ac43:8c5c
●NSelly.ns.cloudflare.com2026-09-18 → 2026-09-19 · 2 obs
● 2026-09-18 17:33:34
● 2026-09-19 16:14:38
●NSganz.ns.cloudflare.com2026-09-18 → 2026-09-19 · 2 obs
● 2026-09-18 17:33:34
● 2026-09-19 16:14:38
●A104.21.54.1632026-09-18 → 2026-09-19 · 2 obs
● 2026-09-18 17:33:34
● 2026-09-19 16:14:38
●A172.67.140.922026-09-18 → 2026-09-19 · 2 obs
● 2026-09-18 17:33:34
● 2026-09-19 16:14:38
●A2606:4700:3031::6815:36a32026-09-18 → 2026-09-19 · 2 obs
● 2026-09-18 17:33:34
● 2026-09-19 16:14:38
●A2606:4700:3037::ac43:8c5c2026-09-18 → 2026-09-19 · 2 obs
● 2026-09-18 17:33:34
● 2026-09-19 16:14:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net...-
structcalcs.comelly.ns.cloudflare.com, ganz.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.246

NS records: elly.ns.cloudflare.com, ganz.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for structcalcs.com (unsigned zone)

⏱️ Timing

Total: 255ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.54.163, 172.67.140.92
AAAA22606:4700:3031::6815:36a3, 2606:4700:3037::ac43:8c5c
NS2elly.ns.cloudflare.com, ganz.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elly.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

structcalcs.com directs to four IP numbers, which are 104.21.54.163, 172.67.140.92, 2606:4700:3031::6815:36a3 and 2606:4700:3037::ac43:8c5c.

Among the host names that share IP numbers with structcalcs.com are 91tsfw.wiki, schilke-hydraulik.com, islanddesign.co.nz and two others.

Name Servers

structcalcs.com is delegated to two name servers: elly.ns.cloudflare.com and ganz.ns.cloudflare.com.

structcalcs.com has the same name server delegation as a number of other domains, such as dollarbenefits440.pages.dev, bhattabeer8222786.workers.dev, pdf-upload-worker-def.pages.dev and two more.

The name servers of structcalcs.com overlap at least partially with those of other domains — among them jblab.pl, battle11.games, deltahstar(0x787878)18.shop and two more.

These name servers commonly appear in delegations together with jasper.ns.cloudflare.com, rory.ns.cloudflare.com, veda.ns.cloudflare.com and 5 other.

Host names resolving to 6 IP numbers:

elly.ns.cloudflare.com resolves to 108.162.194.246, 162.159.38.246, 172.64.34.246 and 3 other IP addresses.

ganz.ns.cloudflare.com resolves to 108.162.195.40, 162.159.44.40, 172.64.35.40 and 3 other IP addresses.