rsft.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

rsft.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:2d73🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:d594🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.115Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.213.148🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScorey.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c18🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A2803:f800:50::6ca2:c318🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcorey.ns.cloudflare.com
A2a06:98c1:50::ac40:2318🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcorey.ns.cloudflare.com
A108.162.195.24🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A162.159.44.24Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A172.64.35.24🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
NSnora.ns.cloudflare.com
A2606:4700:50::adf5:3ad5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
A2803:f800:50::6ca2:c0d5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnora.ns.cloudflare.com
A2a06:98c1:50::ac40:20d5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnora.ns.cloudflare.com
A108.162.192.213🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
A172.64.32.213🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
A173.245.58.213🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
MXmail.protonmail.ch ⭐
A176.119.200.128🇨🇭 Proton176.119.200.0/24
PTRmail.protonmail.ch
A185.70.42.128🇨🇭 Proton185.70.42.0/24
PTRmail.protonmail.ch
A185.205.70.128🇫🇷 Proton185.205.70.0/24
PTRmail.protonmail.ch
MXmailsec.protonmail.ch(20)
A176.119.200.129🇨🇭 Proton176.119.200.0/24
PTRmailsec.protonmail.ch
A185.70.42.129🇨🇭 Proton185.70.42.0/24
PTRmailsec.protonmail.ch
A185.205.70.129🇫🇷 Proton185.205.70.0/24
PTRmailsec.protonmail.ch
TXTprotonmail-verification=aef2e04295b8254734f98038d8d5efbd979ef38b
TXTv=spf1 include:_spf.protonmail.ch ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.115, 172.67.213.148
IPv6 hints2606:4700:3030::6815:2d73, 2606:4700:3031::ac43:d594
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOAcorey.ns.cloudflare.comdns@cloudflare.com serial=2408558786

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

rsft.com
rsft.co.uk
rsft.de
rsft.dev
rsft.ru
rsft.net

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fsrt.cn
tsfr.net
rtsf.fi
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ftsr.nl
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rtsf.app
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srtf.org
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tsrf.com
ftsr.ru
strf.ru
rtfs.fr
fstr.io
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frst.io
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tsfr.io
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fstr.app
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trfs.net
tsfr.us
fstr.ru
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fstr.eu
tsfr.cn
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fsrt.org
rfts.com
frts.ie
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sftr.co.uk
sfrt.ru
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rfst.dk
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ftrs.se
rfts.info
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sftr.org
fstr.rocks
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rtfs.hu
frst.events
rtsf.de

Previous names

rs21.dev
rs88.dev
rsa.dev
rsage.dev
rsand.dev
rsaraujo.dev
rsavage.dev
rsaweb.dev
rsb.dev
rsbsolutions.dev
rschoen.dev
rschristian.dev
rschroeder.dev
rscreate.dev
rsdsoft.dev
rsec.dev
rsee.dev
rserve.dev

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DNS History

12 records (8 active, 4 former)

NScorey.ns.cloudflare.comnora.ns.cloudflare.comMXmail.protonmail.chmailsec.protonmail.chA104.21.45.115172.67.213.1482606:4700:3030::6815:2d732606:4700:3031::ac43:d594188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NScorey.ns.cloudflare.com2026-08-17 → 2026-08-18 · 2 obs
● 2026-08-17 04:10:36
● 2026-08-18 22:26:22
●NSnora.ns.cloudflare.com2026-08-17 → 2026-08-18 · 2 obs
● 2026-08-17 04:10:36
● 2026-08-18 22:26:22
●MXmail.protonmail.ch2026-08-17 → 2026-08-18 · 2 obs
● 2026-08-17 04:10:36
● 2026-08-18 22:26:22
●MXmailsec.protonmail.ch2026-08-17 → 2026-08-18 · 2 obs
● 2026-08-17 04:10:36
● 2026-08-18 22:26:22
●A104.21.45.1152026-08-17 → 2026-08-18 · 3 obs
○ 2026-08-17 04:10:36
● 2026-08-17 09:15:10
● 2026-08-18 22:26:22
●A172.67.213.1482026-08-17 → 2026-08-18 · 3 obs
○ 2026-08-17 04:10:36
● 2026-08-17 09:15:10
● 2026-08-18 22:26:22
○A188.114.96.02026-08-17 → 2026-08-17 · 3 obs
● 2026-08-17 04:10:36
○ 2026-08-17 09:15:10
○ 2026-08-18 22:26:22
○A188.114.97.02026-08-17 → 2026-08-17 · 3 obs
● 2026-08-17 04:10:36
○ 2026-08-17 09:15:10
○ 2026-08-18 22:26:22
●A2606:4700:3030::6815:2d732026-08-17 → 2026-08-18 · 3 obs
○ 2026-08-17 04:10:36
● 2026-08-17 09:15:10
● 2026-08-18 22:26:22
●A2606:4700:3031::ac43:d5942026-08-17 → 2026-08-18 · 3 obs
○ 2026-08-17 04:10:36
● 2026-08-17 09:15:10
● 2026-08-18 22:26:22
○A2a06:98c1:3120::2026-08-17 → 2026-08-17 · 3 obs
● 2026-08-17 04:10:36
○ 2026-08-17 09:15:10
○ 2026-08-18 22:26:22
○A2a06:98c1:3121::2026-08-17 → 2026-08-17 · 3 obs
● 2026-08-17 04:10:36
○ 2026-08-17 09:15:10
○ 2026-08-18 22:26:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...-
rsft.devcorey.ns.cloudflare.com, nora.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.24

NS records: corey.ns.cloudflare.com, nora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rsft.dev (unsigned zone)

⏱️ Timing

Total: 1030ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.213.148, 104.21.45.115
AAAA22606:4700:3031::ac43:d594, 2606:4700:3030::6815:2d73
NS2corey.ns.cloudflare.com, nora.ns.cloudflare.com
MX2mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)
TXT2protonmail-verification=aef2e04295b82547, v=spf1 include:_spf.protonmail.ch ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1corey.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

rsft.dev resolves to four IP addresses: 104.21.45.115, 172.67.213.148, 2606:4700:3030::6815:2d73 and 2606:4700:3031::ac43:d594.

arageza.click, thepin.ch, cat-idc.com and two other host names share IP numbers with rsft.dev.

Name Servers

rsft.dev uses two name servers for its delegation: corey.ns.cloudflare.com and nora.ns.cloudflare.com.

rsft.dev uses the same name servers as several other domains — among them cb8366.com, cb6983.com, cb8396.com and two more.

rsft.dev partially shares its NS delegation with several other domains, including cellar360.com, smasher.cc, rcasino-online.com and two others.

These name servers are regularly seen alongside malavika.ns.cloudflare.com and justin.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

Hostname corey.ns.cloudflare.com directs to 108.162.195.24, 162.159.44.24 and 172.64.35.24 along with 3 other IP addresses.

Hostname nora.ns.cloudflare.com directs to 108.162.192.213, 172.64.32.213 and 173.245.58.213 along with 3 other IP addresses.

Mail Servers

Mail for rsft.dev is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.

rsft.dev uses an identical mail server configuration to several other domains — among them m0k.eu, blaginova.com, sevvlor.com and two more.

rsft.dev has at least partial mail server overlap with other domains such as 133.io, 894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.894762023a9d.habexsystems.com, nixy.moe and two more.

mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).