csrs.dev - dns.ninja

csrs.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:dee1🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3619🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.25Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.225🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrynne.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2641🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
A2803:f800:50::6ca2:c241🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrynne.ns.cloudflare.com
A2a06:98c1:50::ac40:2241🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrynne.ns.cloudflare.com
A108.162.194.65🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
A162.159.38.65Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
A172.64.34.65🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
NSjohnny.ns.cloudflare.com
A2606:4700:58::a29f:2cba🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjohnny.ns.cloudflare.com
A2803:f800:50::6ca2:c3ba🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjohnny.ns.cloudflare.com
A2a06:98c1:50::ac40:23ba🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjohnny.ns.cloudflare.com
A108.162.195.186🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjohnny.ns.cloudflare.com
A162.159.44.186Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjohnny.ns.cloudflare.com
A172.64.35.186🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjohnny.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(38)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(67)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
TXTsl-verification=dljukoriqebxjukyhfjcpwhbelwylr
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.54.25, 172.67.222.225
IPv6 hints2606:4700:3032::ac43:dee1, 2606:4700:3035::6815:3619
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=65, name=cloudflare-ech.com
SOAbrynne.ns.cloudflare.comdns@cloudflare.com serial=2409389004

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)

Subdomains

www.csrs.dev

Same first word

csrs.ch
csrs.ci
csrs.net
csrs.org
csrs.ca
csrs.ac.uk
csrs.nl
csrs.dynu.net
csrs.cn
csrs.com
csrs.cz
csrs.qc.ca
csrs.us
csrs.in
csrs.ru
csrs.info
csrs.de
csrs.dev
csrs.co

Similar names

srcs.net
crss.us
crss.fr
rssc.us
srsc.com.cn
scrs.jp
rscs.net
scsr.at
srsc.org.sg
cssr.eu
srsc.us
rcss.org
srsc.es
crss.nu
ssrc.se
crss.cz
rssc.live
cssr.or.th
cssr.pl
srcs.org
cssr.de
rscs.in
srcs.co.uk
scrs.info
sscr.org
sscr.com
scrs.org
srcs.info
crss.info
crss.org
ssrc.org
rcss.de
rscs.co.uk
sscr.ch
rscs.biz
ssrc.cc
ssrc.org.uk
srcs.eu
rcss.nl
rscs.de
srsc.nl
scrs.org.sg
sscr.nl
crss.de
srsc.se
ssrc.cn
ssrc.com.au
rssc.ca
rssc.ir
srsc.in
ssrc.nyc
cssr.ru
cssr.es
ssrc.net
cssr.fr
cssr.org.cn
ssrc.ac.cn
scsr.net.au
crss.se
rssc.cn
rssc.travel
cssr.ca
cssr.pt
cssr.lviv.ua
rscs.uz
sscr.fr
rssc.co.uk
rssc.org
rssc.tf
rscs.info
srcs.sd
scrs.club
scrs.net
srcs.de
scrs.eu
rssc.net
scsr.jp
rcss.ru
cssr.info
srcs.nl
cssr.by
cssr.su
cssr.nc
rscs.rs
srsc.com.au
cssr.us
rssc.co.in
rssc.co.sz
rcss.us
crss.eu
crss.co.uk
srsc.com
rcss.ca
rcss.ir
srcs.cn
ssrc.ca

DNS History

15 records (9 active, 6 former)

NSbrynne.ns.cloudflare.comjohnny.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.54.25172.67.222.2252606:4700:3032::ac43:dee12606:4700:3035::6815:3619188.114.96.0188.114.97.02606:4700:3030::ac43:dee12606:4700:3032::6815:36192a06:98c1:3120::2a06:98c1:3121::
●NSbrynne.ns.cloudflare.com2026-02-18 → 2026-07-27 · 2 obs
● 2026-02-18 20:19:30
● 2026-07-27 08:27:44
●NSjohnny.ns.cloudflare.com2026-02-18 → 2026-07-27 · 2 obs
● 2026-02-18 20:19:30
● 2026-07-27 08:27:44
●MXroute1.mx.cloudflare.net2026-02-18 → 2026-07-27 · 2 obs
● 2026-02-18 20:19:30
● 2026-07-27 08:27:44
●MXroute2.mx.cloudflare.net2026-02-18 → 2026-07-27 · 2 obs
● 2026-02-18 20:19:30
● 2026-07-27 08:27:44
●MXroute3.mx.cloudflare.net2026-02-18 → 2026-07-27 · 2 obs
● 2026-02-18 20:19:30
● 2026-07-27 08:27:44
●A104.21.54.252026-02-18 → 2026-07-27 · 12 obs
● 2026-02-18 20:19:30
● 2026-04-05 08:29:04
○ 2026-04-06 11:06:40
● 2026-04-11 23:54:34
● 2026-05-07 08:06:38
○ 2026-05-14 05:46:40
● 2026-05-14 06:32:28
○ 2026-05-14 08:02:22
○ 2026-05-14 08:44:10
● 2026-05-14 09:26:32
○ 2026-07-27 04:45:14
● 2026-07-27 08:27:44
●A172.67.222.2252026-02-18 → 2026-07-27 · 12 obs
● 2026-02-18 20:19:30
● 2026-04-05 08:29:04
○ 2026-04-06 11:06:40
● 2026-04-11 23:54:34
● 2026-05-07 08:06:38
○ 2026-05-14 05:46:40
● 2026-05-14 06:32:28
○ 2026-05-14 08:02:22
○ 2026-05-14 08:44:10
● 2026-05-14 09:26:32
○ 2026-07-27 04:45:14
● 2026-07-27 08:27:44
○A188.114.96.02026-04-06 → 2026-07-27 · 11 obs
○ 2026-04-05 08:29:04
● 2026-04-06 11:06:40
○ 2026-04-11 23:54:34
○ 2026-05-07 08:06:38
● 2026-05-14 05:46:40
○ 2026-05-14 06:32:28
● 2026-05-14 08:02:22
● 2026-05-14 08:44:10
○ 2026-05-14 09:26:32
● 2026-07-27 04:45:14
○ 2026-07-27 08:27:44
○A188.114.97.02026-04-06 → 2026-07-27 · 11 obs
○ 2026-04-05 08:29:04
● 2026-04-06 11:06:40
○ 2026-04-11 23:54:34
○ 2026-05-07 08:06:38
● 2026-05-14 05:46:40
○ 2026-05-14 06:32:28
● 2026-05-14 08:02:22
● 2026-05-14 08:44:10
○ 2026-05-14 09:26:32
● 2026-07-27 04:45:14
○ 2026-07-27 08:27:44
○A2606:4700:3030::ac43:dee12026-02-18 → 2026-05-14 · 11 obs
● 2026-02-18 20:19:30
● 2026-04-05 08:29:04
○ 2026-04-06 11:06:40
● 2026-04-11 23:54:34
● 2026-05-07 08:06:38
○ 2026-05-14 05:46:40
○ 2026-05-14 09:26:32
● 2026-05-14 14:21:52
● 2026-05-14 22:54:22
○ 2026-07-08 10:19:50
○ 2026-07-27 08:27:44
○A2606:4700:3032::6815:36192026-02-18 → 2026-05-14 · 11 obs
● 2026-02-18 20:19:30
● 2026-04-05 08:29:04
○ 2026-04-06 11:06:40
● 2026-04-11 23:54:34
● 2026-05-07 08:06:38
○ 2026-05-14 05:46:40
○ 2026-05-14 09:26:32
● 2026-05-14 14:21:52
● 2026-05-14 22:54:22
○ 2026-07-08 10:19:50
○ 2026-07-27 08:27:44
●A2606:4700:3032::ac43:dee12026-07-08 → 2026-07-27 · 4 obs
○ 2026-05-14 22:54:22
● 2026-07-08 10:19:50
○ 2026-07-27 04:45:14
● 2026-07-27 08:27:44
●A2606:4700:3035::6815:36192026-07-08 → 2026-07-27 · 4 obs
○ 2026-05-14 22:54:22
● 2026-07-08 10:19:50
○ 2026-07-27 04:45:14
● 2026-07-27 08:27:44
○A2a06:98c1:3120::2026-04-06 → 2026-07-27 · 9 obs
○ 2026-04-05 08:29:04
● 2026-04-06 11:06:40
○ 2026-04-11 23:54:34
○ 2026-05-07 08:06:38
● 2026-05-14 05:46:40
● 2026-05-14 09:26:32
○ 2026-05-14 14:21:52
● 2026-07-27 04:45:14
○ 2026-07-27 08:27:44
○A2a06:98c1:3121::2026-04-06 → 2026-07-27 · 9 obs
○ 2026-04-05 08:29:04
● 2026-04-06 11:06:40
○ 2026-04-11 23:54:34
○ 2026-05-07 08:06:38
● 2026-05-14 05:46:40
● 2026-05-14 09:26:32
○ 2026-05-14 14:21:52
● 2026-07-27 04:45:14
○ 2026-07-27 08:27:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
csrs.devbrynne.ns.cloudflare.com, johnny.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.186

NS records: brynne.ns.cloudflare.com, johnny.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csrs.dev (unsigned zone)

⏱️ Timing

Total: 784ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.54.25, 172.67.222.225
AAAA22606:4700:3035::6815:3619, 2606:4700:3032::ac43:dee1
NS2brynne.ns.cloudflare.com, johnny.ns.cloudflare.com
MX3route2.mx.cloudflare.net (pri: 38), route1.mx.cloudflare.net (pri: 6)...
TXT2sl-verification=dljukoriqebxjukyhfjcpwhb, v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brynne.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

csrs.dev is the parent zone for www.csrs.dev.

IP Addresses

csrs.dev has four IP addresses: 104.21.54.25, 172.67.222.225, 2606:4700:3032::ac43:dee1 and 2606:4700:3035::6815:3619.

Additional host names — rca3561.com, marquesa.com.co, waltexconstruction.com and two others — share IP numbers with csrs.dev.

Name Servers

Two name servers handle the delegation for csrs.dev: brynne.ns.cloudflare.com and johnny.ns.cloudflare.com.

csrs.dev shares its name server setup with other domains, including ycanmail.com, darel.lv, ycdn.store and two others.

csrs.dev partially shares its NS delegation with several other domains, including sxzcxs.com, wingetui.com, huayu66.com and two others.

These name servers regularly co-occur with the name servers rachel.ns.cloudflare.com, carl.ns.cloudflare.com and dane.ns.cloudflare.com.

Host names with 6 IP numbers:

brynne.ns.cloudflare.com resolves to 108.162.194.65, 162.159.38.65 and 172.64.34.65 among others, with 3 other IP addresses in total.

johnny.ns.cloudflare.com resolves to 108.162.195.186, 162.159.44.186 and 172.64.35.186 among others, with 3 other IP addresses in total.

Mail Servers

csrs.dev uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

csrs.dev shares mail servers — at least in part — with other domains, including antiprocess.net, bigmonster.net, bunchesandblooms.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.