ROBTEX.COM - qr.dev
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qr.dev checked at 2025-12-23T17:28:47.641Z 3275ms 102/102/102 100% R:14 allDone:true timedOut:false qr.dev
| MX | mail.protonmail.ch | ||||||
| A | 176.119.200.128🇨🇭 PROTON | ||||||
| PTR | mail.protonmail.ch | ||||||
| A | 185.70.42.128🇨🇭 PROTON | ||||||
| PTR | mail.protonmail.ch | ||||||
| A | 185.205.70.128🇫🇷 PROTON | ||||||
| PTR | mail.protonmail.ch | ||||||
| MX | mailsec.protonmail.ch | ||||||
| A | 176.119.200.129🇨🇭 PROTON | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| A | 185.70.42.129🇨🇭 PROTON | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| A | 185.205.70.129🇫🇷 PROTON | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| NS | ns1.qr.dev | ||||||
| A | 2600:9000:5303:2600::1🇺🇸 Amazon | ||||||
| PTR | ns-806.awsdns-36.net | ||||||
| A | 205.251.195.38🇺🇸 Amazon | ||||||
| PTR | ns-806.awsdns-36.net | ||||||
| NS | ns2.qr.dev | ||||||
| A | 2600:9000:5307:9200::1🇺🇸 Amazon | ||||||
| PTR | ns-1938.awsdns-50.co.uk | ||||||
| A | 205.251.199.146🇺🇸 Amazon | ||||||
| PTR | ns-1938.awsdns-50.co.uk | ||||||
| NS | ns3.qr.dev | ||||||
| A | 2600:9000:5304:e100::1🇺🇸 Amazon | ||||||
| PTR | ns-1249.awsdns-28.org | ||||||
| A | 205.251.196.225🇺🇸 Amazon | ||||||
| PTR | ns-1249.awsdns-28.org | ||||||
| NS | ns4.qr.dev | ||||||
| A | 2600:9000:5301:b400::1🇺🇸 Amazon | ||||||
| PTR | ns-436.awsdns-54.com | ||||||
| A | 205.251.193.180🇺🇸 Amazon | ||||||
| PTR | ns-436.awsdns-54.com | ||||||
dev
| NS | ns-tld1.charlestonroadregistry.com | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
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Starts with same word
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AI analysis
qr.dev is a parent of ns3.qr.dev, ns1.qr.dev, ns2.qr.dev and ns4.qr.dev.
qr.dev is delegated to four name servers: ns1.qr.dev, ns2.qr.dev, ns3.qr.dev and ns4.qr.dev.
Host names with two IP numbers
Two IPs per host:
ns1.qr.dev points to 2600:9000:5303:2600::1 and 205.251.195.38
ns2.qr.dev points to 2600:9000:5307:9200::1 and 205.251.199.146
ns3.qr.dev points to 2600:9000:5304:e100::1 and 205.251.196.225
ns4.qr.dev points to 2600:9000:5301:b400::1 and 205.251.193.180
qr.dev is served by two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.
qr.dev shares the mail server setup with other domains, for example got.am, chrisnicholas.io, goread.us, lmail.es and redandgold.com.
qr.dev shares some mail servers with other domains, at least partially; for instance bykrs.com, creativeobjects.net, fossler.co, wethersfieldinstitute.com and horizonmapping.com.
Host names with three IP numbers: mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.