rf4.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

rf4.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:9bc9🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:2248🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.34.72Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.201🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrandy.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c6d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrandy.ns.cloudflare.com
A2803:f800:50::6ca2:c36d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrandy.ns.cloudflare.com
A2a06:98c1:50::ac40:236d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrandy.ns.cloudflare.com
A108.162.195.109🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrandy.ns.cloudflare.com
A162.159.44.109Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrandy.ns.cloudflare.com
A172.64.35.109🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrandy.ns.cloudflare.com
NSteagan.ns.cloudflare.com
A2606:4700:50::a29f:26ae🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
A2803:f800:50::6ca2:c2ae🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRteagan.ns.cloudflare.com
A2a06:98c1:50::ac40:22ae🇺🇸 Cloudflare2a06:98c1:50::/45
PTRteagan.ns.cloudflare.com
A108.162.194.174🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
A162.159.38.174Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
A172.64.34.174🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
MXmta-gw.infomaniak.ch ⭐
A2001:1600:0:aaaa::1:3Infomaniak-AS2001:1600::/32 Infomaniak Network SA
A2001:1600:0:aaaa::1:4Infomaniak-AS2001:1600::/32 Infomaniak Network SA
A83.166.143.57Infomaniak-AS83.166.128.0/19
A83.166.143.58Infomaniak-AS83.166.128.0/19
TXTv=spf1 include:spf.infomaniak.ch -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.34.72, 172.67.155.201
IPv6 hints2606:4700:3031::ac43:9bc9, 2606:4700:3037::6815:2248
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=239, name=cloudflare-ech.com
SOArandy.ns.cloudflare.comdns@cloudflare.com serial=2417759201

dev

DNSSEC⚠️ Not signed
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

rf4.ro
rf4.pl
rf4.com.cn
rf4.help
rf4.ph
rf4.kr
rf4.com.br
rf4.de
rf4.pages.dev
rf4.ru
rf4.my
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rf4.net
rf4.org
rf4.synology.me
rf4.lt
rf4.tech
rf4.cn
rf4.fish
rf4.info
rf4.eu
rf4.dev
rf4.workers.dev
rf4.site
rf4.icu
rf4.net.ph
rf4.online
rf4.org.ph
rf4.us.kg
rf4.us
rf4.club

Similar names

4fr.jp
4rf.net.nz
f4r.uk
f4r.my
4rf.com
f4r.ru
4fr.co.uk
f4r.ai
f4r.co
f4r.site
f4r.info
4fr.fr
4fr.com
fr4.workers.dev
fr4.de
4rf.kiwi
4fr.casino
r4f.su
4rf.uk
fr4.mobi
fr4.ai
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fr4.us
4rf.nz
4fr.pages.dev
4fr.workers.dev
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4fr.ph
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r4f.name
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4rf.workers.dev
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f4r.ir
fr4.it
f4r.in
fr4.app
r4f.tech
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fr4.net
f4r.pages.dev
fr4.works
r4f.eu
4rf.co.nz
r4f.com.br
f4r.fr
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fr4.run
fr4.com.br
r4f.ru
f4r.com.ph
f4r.pl
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4rf.de
r4f.pl
r4f.xyz
f4r.sh
f4r.io
r4f.dev
r4f.lv
fr4.me
4rf.ph
4rf.fr
f4r.xyz
f4r.top
4rf.biz
fr4.xyz
4fr.nl
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f4r.cn
4fr.fyi
fr4.best
4rf.cc
4rf.cn
r4f.se
f4r.de
fr4.coffee
f4r.cc
fr4.pages.dev

Previous names

reztoo.dev
rezulteo-reifen.dev
rezulteo.dev
rezuwan19.dev
rezuwanislamsohan.dev
rezwan.dev
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rezwansheikh.dev
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rezz.dev
rezza.dev
rezzayo.dev
rezzemre-pdylf.dev
rezzo.dev
rezzonico.dev
rezzt.dev
rezzy.dev
rf-blog.dev
rf2.dev
rf2go.dev

Next names

rf4exmomdjhw8.dev
rf888.dev
rfafinancial.dev
rfalejo.dev
rfam.dev
rfamc.dev
rfamily.dev
rfan.dev
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rfcd.dev
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DNS History

7 records (7 active, 0 former)

NSrandy.ns.cloudflare.comteagan.ns.cloudflare.comMXmta-gw.infomaniak.chA104.21.34.72172.67.155.2012606:4700:3031::ac43:9bc92606:4700:3037::6815:2248
●NSrandy.ns.cloudflare.com2026-10-16 → 2026-10-18 · 2 obs
● 2026-10-16 11:57:20
● 2026-10-18 15:15:54
●NSteagan.ns.cloudflare.com2026-10-16 → 2026-10-18 · 2 obs
● 2026-10-16 11:57:20
● 2026-10-18 15:15:54
●MXmta-gw.infomaniak.ch2026-10-18 → 2026-10-18 · 2 obs
● 2026-10-18 15:15:50
● 2026-10-18 15:15:54
●A104.21.34.722026-10-18 → 2026-10-18 · 2 obs
● 2026-10-18 15:15:50
● 2026-10-18 15:15:54
●A172.67.155.2012026-10-18 → 2026-10-18 · 2 obs
● 2026-10-18 15:15:50
● 2026-10-18 15:15:54
●A2606:4700:3031::ac43:9bc92026-10-18 → 2026-10-18 · 2 obs
● 2026-10-18 15:15:50
● 2026-10-18 15:15:54
●A2606:4700:3037::6815:22482026-10-18 → 2026-10-18 · 2 obs
● 2026-10-18 15:15:50
● 2026-10-18 15:15:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
rf4.devrandy.ns.cloudflare.com, teagan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.174

NS records: randy.ns.cloudflare.com, teagan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 585ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.155.201, 104.21.34.72
AAAA22606:4700:3037::6815:2248, 2606:4700:3031::ac43:9bc9
NS2randy.ns.cloudflare.com, teagan.ns.cloudflare.com
MX1mta-gw.infomaniak.ch (pri: 5)
TXT1v=spf1 include:spf.infomaniak.ch -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1randy.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

rf4.dev resolves to four IP addresses: 104.21.34.72, 172.67.155.201, 2606:4700:3031::ac43:9bc9 and 2606:4700:3037::6815:2248.

Name Servers

rf4.dev has two authoritative name servers — randy.ns.cloudflare.com and teagan.ns.cloudflare.com.

rf4.dev shares its NS records with other domains, for example bitboshbosh.pages.dev, betgg-app.com, mamadee.workers.dev and two others.

rf4.dev shares at least some of its name servers with other domains, including myedgedevents.com, thehouseofaloes.biz, azmip-m4db.pages.dev and two others.

These name servers are frequently paired with the name servers gerardo.ns.cloudflare.com and heather.ns.cloudflare.com.

DNS names with 6 IP addresses:

randy.ns.cloudflare.com points to 108.162.195.109, 162.159.44.109, 172.64.35.109 and 3 other IP addresses.

teagan.ns.cloudflare.com points to 108.162.194.174, 162.159.38.174, 172.64.34.174 and 3 other IP addresses.

Mail Servers

The sole mail server for rf4.dev is mta-gw.infomaniak.ch.

Among the domains sharing a mail server setup with rf4.dev are sbirsfelden.ch, meyersophiepastels.com, bellacin.fr and two others.

The host name mta-gw.infomaniak.ch points to four IP numbers: 83.166.143.57, 83.166.143.58, 2001:1600:0:aaaa::1:3 and 2001:1600:0:aaaa::1:4.