stbr.dev - dns.ninja

stbr.dev

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:2bd8🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:b9eb🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.43.216Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.185.235🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScass.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a51🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A2803:f800:50::6ca2:c051🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcass.ns.cloudflare.com
A2a06:98c1:50::ac40:2051🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcass.ns.cloudflare.com
A108.162.192.81🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A172.64.32.81🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A173.245.58.81🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
NScleo.ns.cloudflare.com
A2606:4700:58::adf5:3b59🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
A2803:f800:50::6ca2:c159🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcleo.ns.cloudflare.com
A2a06:98c1:50::ac40:2159🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcleo.ns.cloudflare.com
A108.162.193.89🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
A172.64.33.89🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
A173.245.59.89🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcleo.ns.cloudflare.com
MXwww4.your-server.de ⭐
A2a01:4f8:d0a:27bd::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww4.your-server.de
A88.198.219.246🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRwww4.your-server.de
TXTv=spf1 +a +mx ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.43.216, 172.67.185.235
IPv6 hints2606:4700:3035::6815:2bd8, 2606:4700:3036::ac43:b9eb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=25, name=cloudflare-ech.com
SOAcass.ns.cloudflare.comdns@cloudflare.com serial=2411053500

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

stbr.cn
stbr.com.br
stbr.ch
stbr.net
stbr.de
stbr.org
stbr.nl
stbr.dev

Similar names

bstr.fi
rtbs.radom.pl
trsb.blogspot.com
strb.de
tbrs.cn
trbs.org
btrs.de
tsrb.com.cn
srbt.org
srbt.eu
brst.jp
btrs.co.uk
sbrt.com
trbs.nl
brst.ca
trsb.net
brst.info
brts.lt
sbtr.com
btrs.ru
rtsb.org
trsb.de
rbst.de
tbsr.org
trbs.de
brts.com
bstr.co.uk
btsr.hk
trbs.it
bsrt.com
bstr.cn
bstr.com
rbst.ru
brst.ch
tsrb.hr
brst.eu
bstr.at
rstb.nl
btrs.net
brts.net
btrs.pro
trbs.com.au
srtb.bj
rtbs.biz
rtsb.ru
trbs.com
srtb.de
bstr.org
tbrs.org
brst.or.kr
tbsr.com
rtsb.uz
trsb.com
tbrs.gov.tw
bstr.es
btrs.jp
sbtr.cn
brts.cn
rtsb.com
strb.fr
strb.com
srtb.org
brst.cn
rbts.com.bn
bstr.me
rtbs.io
trbs.net
brts.md
tbrs.de
brst.co.jp
sbrt.org
bstr.biz
rbst.net
rbst.name
srbt.ru
sbrt.net
sbrt.org.br
brts.ru
brts.org
bstr.de
rstb.pl
brst.si
bstr.fr
tsbr.cn
rtbs.de
rtbs.com
tsbr.com
bsrt.com.br
trsb.com.my
rbst.pro
btrs.com.cn
rbts.de
brts.pl
sbrt.me
brst.com.cn
btsr.de

DNS History

8 records (7 active, 1 former)

NScass.ns.cloudflare.comcleo.ns.cloudflare.comMXwww4.your-server.deA104.21.43.216172.67.185.2352606:4700:3035::6815:2bd82606:4700:3036::ac43:b9eb2606:4700:3034::ac43:b9eb
●NScass.ns.cloudflare.com2026-04-12 → 2026-08-06 · 2 obs
● 2026-04-12 22:36:06
● 2026-08-06 17:39:14
●NScleo.ns.cloudflare.com2026-04-12 → 2026-08-06 · 2 obs
● 2026-04-12 22:36:06
● 2026-08-06 17:39:14
●MXwww4.your-server.de2026-04-12 → 2026-08-06 · 2 obs
● 2026-04-12 22:36:06
● 2026-08-06 17:39:14
●A104.21.43.2162026-04-12 → 2026-08-06 · 2 obs
● 2026-04-12 22:36:06
● 2026-08-06 17:39:14
●A172.67.185.2352026-04-12 → 2026-08-06 · 2 obs
● 2026-04-12 22:36:06
● 2026-08-06 17:39:14
○A2606:4700:3034::ac43:b9eb2026-04-12 → 2026-04-12 · 3 obs
● 2026-04-12 22:36:06
○ 2026-07-04 09:40:56
○ 2026-08-06 17:39:14
●A2606:4700:3035::6815:2bd82026-04-12 → 2026-08-06 · 2 obs
● 2026-04-12 22:36:06
● 2026-08-06 17:39:14
●A2606:4700:3036::ac43:b9eb2026-07-04 → 2026-08-06 · 3 obs
○ 2026-04-12 22:36:06
● 2026-07-04 09:40:56
● 2026-08-06 17:39:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
stbr.devcleo.ns.cloudflare.com, cass.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.81

NS records: cleo.ns.cloudflare.com, cass.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stbr.dev (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.43.216, 172.67.185.235
AAAA22606:4700:3036::ac43:b9eb, 2606:4700:3035::6815:2bd8
NS2cass.ns.cloudflare.com, cleo.ns.cloudflare.com
MX1www4.your-server.de (pri: 10)
TXT1v=spf1 +a +mx ?all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cass.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

stbr.dev directs to four IP numbers, which are 104.21.43.216, 172.67.185.235, 2606:4700:3035::6815:2bd8 and 2606:4700:3036::ac43:b9eb.

Two other host names, along with www.efilive.com, csipike.hu and mihaivasilescublog.ro, also share IP numbers with stbr.dev.

Name Servers

Two name servers handle the delegation for stbr.dev: cass.ns.cloudflare.com and cleo.ns.cloudflare.com.

stbr.dev shares its NS records with other domains, for example wvgf.de, googleos-js.vip, gebakuitgouda.nl and two others.

There is at least partial name server overlap between stbr.dev and other domains — ocrv.us, cpj.ca, lukeatyou.com and two more among them.

These name servers are routinely deployed together with the name servers nitin.ns.cloudflare.com.

DNS names with 6 IP addresses:

cass.ns.cloudflare.com resolves to 108.162.192.81, 172.64.32.81 and 173.245.58.81 among others, with 3 other IP addresses in total.

cleo.ns.cloudflare.com resolves to 108.162.193.89, 172.64.33.89 and 173.245.59.89 among others, with 3 other IP addresses in total.

Mail Servers

The sole mail server for stbr.dev is www4.your-server.de.

Among the domains sharing a mail server setup with stbr.dev are schladming-rohrmoos.at, vitronet.eu, buttercup.de and two others.

stbr.dev and other domains — thdn.de for instance — share at least some mail servers.

www4.your-server.de carries two IP numbers: 88.198.219.246 and 2a01:4f8:d0a:27bd::2.