qrcodeusa.com - robtex.com

qrcodeusa.com

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:3274🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a275🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.116Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.162.117🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSparis.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2671🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
A2803:f800:50::6ca2:c271🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRparis.ns.cloudflare.com
A2a06:98c1:50::ac40:2271🇺🇸 Cloudflare2a06:98c1:50::/45
PTRparis.ns.cloudflare.com
A108.162.194.113🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
A162.159.38.113Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
A172.64.34.113🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
NSrex.ns.cloudflare.com
A2606:4700:58::a29f:2c0d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
A2803:f800:50::6ca2:c30d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrex.ns.cloudflare.com
A2a06:98c1:50::ac40:230d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrex.ns.cloudflare.com
A108.162.195.13🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
A162.159.44.13Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
A172.64.35.13🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrex.ns.cloudflare.com
MXmail.qrcodeusa.com ⭐
A138.201.95.240🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRmail.eduardolorden.com
TXTv=spf1 mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.50.116, 172.67.162.117
IPv62606:4700:3034::6815:3274, 2606:4700:3035::ac43:a275
SOAparis.ns.cloudflare.comdns@cloudflare.com serial=2399327894

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=1774533302

Subdomains

mail.qrcodeusa.com

Same first word

qrcodeusa.com

Similar names

squaredoc.com
squadcore.com
quadcores.com
coresquad.com
docsquare.nl
docsquare.eu
codsquare.com
docsquare.com
quadscore.com
odcsquare.net

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSparis.ns.cloudflare.comrex.ns.cloudflare.comns39.domaincontrol.comns40.domaincontrol.comMXmail.qrcodeusa.commailstore1.secureserver.netsmtp.secureserver.netA104.21.50.116172.67.162.1172606:4700:3034::6815:32742606:4700:3035::ac43:a27550.63.202.50
○NSns39.domaincontrol.com2015-06-10 → 2017-03-31 · 4 obs
● 2015-06-10 00:03:46
● 2017-03-31 12:57:44
○ 2026-02-24 00:32:24
○ 2026-03-26 14:25:32
○NSns40.domaincontrol.com2015-06-10 → 2017-03-31 · 4 obs
● 2015-06-10 00:03:46
● 2017-03-31 12:57:44
○ 2026-02-24 00:32:24
○ 2026-03-26 14:25:32
●NSparis.ns.cloudflare.com2026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
●NSrex.ns.cloudflare.com2026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
●MXmail.qrcodeusa.com2026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
○MXmailstore1.secureserver.net2015-06-10 → 2017-03-31 · 4 obs
● 2015-06-10 00:03:46
● 2017-03-31 12:57:44
○ 2026-02-24 00:32:24
○ 2026-03-26 14:25:32
○MXsmtp.secureserver.net2015-06-10 → 2017-03-31 · 4 obs
● 2015-06-10 00:03:46
● 2017-03-31 12:57:44
○ 2026-02-24 00:32:24
○ 2026-03-26 14:25:32
●A104.21.50.1162026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
●A172.67.162.1172026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
●A2606:4700:3034::6815:32742026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
●A2606:4700:3035::ac43:a2752026-02-24 → 2026-03-26 · 3 obs
○ 2017-03-31 12:57:44
● 2026-02-24 00:32:24
● 2026-03-26 14:25:32
○A50.63.202.502015-06-10 → 2017-03-31 · 4 obs
● 2015-06-10 00:03:46
● 2017-03-31 12:57:44
○ 2026-02-24 00:32:24
○ 2026-03-26 14:25:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...-
qrcodeusa.comparis.ns.cloudflare.com, rex.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.13

NS records: paris.ns.cloudflare.com, rex.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1051ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.50.116, 172.67.162.117
AAAA22606:4700:3035::ac43:a275, 2606:4700:3034::6815:3274
NS2paris.ns.cloudflare.com, rex.ns.cloudflare.com
MX1mail.qrcodeusa.com (pri: 10)
TXT1v=spf1 mx ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1paris.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of mail.qrcodeusa.com is qrcodeusa.com.

IP Addresses

qrcodeusa.com resolves to four IP numbers: 2606:4700:3034::6815:3274, 2606:4700:3035::ac43:a275, 104.21.50.116 and 172.67.162.117.

Other host names such as sh-lushun.com, www.dkaktsb.icu, beebuzz.blog, keepupmarketingagency.com and www.cricshop.net share IPs with qrcodeusa.com.

Name Servers

qrcodeusa.com is delegated to two name servers: paris.ns.cloudflare.com and rex.ns.cloudflare.com.

qrcodeusa.com shares the same name server setup as deulas-bw.de, redar.com, yannissergakis.com, coplisecu.cloud and surtidor.com.mx.

qrcodeusa.com at least partially shares name servers with other domains, for instance dggdz.com, yfshop.net, watergardeningdirect.com, xdwjdd.com and kebabhub.com.

These name servers are commonly used with heather.ns.cloudflare.com and kipp.ns.cloudflare.com.

Host names with six IP numbers:

paris.ns.cloudflare.com points to 2606:4700:50::a29f:2671, 2803:f800:50::6ca2:c271, 2a06:98c1:50::ac40:2271, 108.162.194.113, 162.159.38.113 and 172.64.34.113.

rex.ns.cloudflare.com points to 2606:4700:58::a29f:2c0d, 2803:f800:50::6ca2:c30d, 2a06:98c1:50::ac40:230d, 108.162.195.13, 162.159.44.13 and 172.64.35.13.

Mail Servers

qrcodeusa.com is handled by a single mail server, mail.qrcodeusa.com.

mail.qrcodeusa.com points to a single IP: 138.201.95.240.