rcm.dev - robtex.com

rcm.dev

DNSSEC🔒 Signed (DS record present)
A2606:4700:3032::ac43:b103🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:239b🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.35.155Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.177.3🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSart.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b66🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRart.ns.cloudflare.com
A2803:f800:50::6ca2:c166🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRart.ns.cloudflare.com
A2a06:98c1:50::ac40:2166🇺🇸 Cloudflare2a06:98c1:50::/45
PTRart.ns.cloudflare.com
A108.162.193.102🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.102🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.102🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSrita.ns.cloudflare.com
A2606:4700:50::adf5:3a8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
A2803:f800:50::6ca2:c08c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrita.ns.cloudflare.com
A2a06:98c1:50::ac40:208c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrita.ns.cloudflare.com
A108.162.192.140🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
A172.64.32.140🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
A173.245.58.140🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrita.ns.cloudflare.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.35.155, 172.67.177.3
IPv6 hints2606:4700:3032::ac43:b103, 2606:4700:3034::6815:239b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=11, name=cloudflare-ech.com
SOAart.ns.cloudflare.comdns@cloudflare.com serial=2409280860

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

rcm.nl
rcm.guru
rcm.us
rcm.web.id
rcm.ac.in
rcm.no
rcm.org.uk
rcm.nu
rcm.eu
rcm.es
rcm.ac
rcm.clinic
rcm.co.nz
rcm.lu
rcm.be
rcm.ie
rcm.healthcare
rcm.ru
rcm.com.mx
rcm.org
rcm.com
rcm.org.cn
rcm.lt
rcm.fr
rcm.dev
rcm.it
rcm.kz
rcm.net
rcm.is
rcm.tips
rcm.ac.uk
rcm.se
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rcm.com.tw
rcm.com.cn
rcm.com.ar
rcm.co.uk
rcm.ca
rcm.codes
rcm.qc.ca
rcm.com.pl
rcm.ir
rcm.co.id
rcm.by
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rcm.edu.ng
rcm.pt
rcm.su
rcm.jp
rcm.co.il
rcm.fi
rcm.net.mx
rcm.industries
rcm.si
rcm.solutions
rcm.mobi
rcm.tv
rcm.email
rcm.at
rcm.pl
rcm.cu
rcm.ch
rcm.com.au

Similar names

cmr.cz
cmr.institute
crm.marketing
mcr.marketing
cmr.dj
cmr.pl
mrc.gov.il
cmr.fm
crm.dev
cmr.co.za
mrc.tc
mcr.tv
rmc.ne.jp
mcr.lt
cmr.com.au
cmr.se
crm.ai.vn
mcr.cat
crm.com
crm.fm
crm.com.mx
crm.support
rmc.gov.in
crm.biz.pl
mrc.cc
mrc.ee
crm.lt
crm.one
crm.biz
rmc.cn
crm.clinic
rmc.mn
mcr.ca
mrc.edu.sg
crm.bz
crm.cr
mcr.agency
crm.ie
mrc.co
rmc.com.pk
mcr.cz
mrc.me
mrc.wa.gov.au
mcr.co
crm.co.kr
rmc.com.tr
cmr.lt
crm.cards
cmr.gov.ma
crm.pub
crm.at
mrc.ph
crm.run
crm.bt
crm.com.tw
mrc.ac.uk
rmc.it
crm.construction
cmr.agency
crm.su
crm.com.vn
crm.org.pl
crm.gd
crm.gent
mrc.in
rmc.kh.ua
rmc.org
cmr.com
mcr.live
crm.bayern
rmc.fr
crm.se
crm.pl
rmc.me
cmr.kz
crm.cc
cmr.fi
mrc.cz
crm.tw
mcr.ro
crm.sk
mcr.com.au
cmr.gob.ve

DNS History

13 records (8 active, 5 former)

NSart.ns.cloudflare.comrita.ns.cloudflare.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA104.21.35.155172.67.177.32606:4700:3032::ac43:b1032606:4700:3034::6815:239b188.114.96.0188.114.97.02606:4700:3031::ac43:b1032a06:98c1:3120::2a06:98c1:3121::
●NSart.ns.cloudflare.com2026-03-01 → 2026-07-21 · 2 obs
● 2026-03-01 06:05:52
● 2026-07-21 11:53:04
●NSrita.ns.cloudflare.com2026-03-01 → 2026-07-21 · 2 obs
● 2026-03-01 06:05:52
● 2026-07-21 11:53:04
●MXin1-smtp.messagingengine.com2026-03-01 → 2026-07-21 · 2 obs
● 2026-03-01 06:05:52
● 2026-07-21 11:53:04
●MXin2-smtp.messagingengine.com2026-03-01 → 2026-07-21 · 2 obs
● 2026-03-01 06:05:52
● 2026-07-21 11:53:04
●A104.21.35.1552026-03-01 → 2026-07-21 · 7 obs
● 2026-03-01 06:05:52
● 2026-03-26 20:46:26
○ 2026-04-02 02:01:10
● 2026-04-06 08:38:08
○ 2026-07-10 08:03:58
● 2026-07-12 00:14:52
● 2026-07-21 11:53:04
●A172.67.177.32026-03-01 → 2026-07-21 · 7 obs
● 2026-03-01 06:05:52
● 2026-03-26 20:46:26
○ 2026-04-02 02:01:10
● 2026-04-06 08:38:08
○ 2026-07-10 08:03:58
● 2026-07-12 00:14:52
● 2026-07-21 11:53:04
○A188.114.96.02026-04-02 → 2026-07-10 · 6 obs
○ 2026-03-26 20:46:26
● 2026-04-02 02:01:10
○ 2026-04-06 08:38:08
● 2026-07-10 08:03:58
○ 2026-07-12 00:14:52
○ 2026-07-21 11:53:04
○A188.114.97.02026-04-02 → 2026-07-10 · 6 obs
○ 2026-03-26 20:46:26
● 2026-04-02 02:01:10
○ 2026-04-06 08:38:08
● 2026-07-10 08:03:58
○ 2026-07-12 00:14:52
○ 2026-07-21 11:53:04
○A2606:4700:3031::ac43:b1032026-03-01 → 2026-05-27 · 7 obs
● 2026-03-01 06:05:52
● 2026-03-26 20:46:26
○ 2026-04-02 02:01:10
● 2026-04-06 08:38:08
● 2026-05-27 10:20:12
○ 2026-06-21 08:55:26
○ 2026-07-21 11:53:04
●A2606:4700:3032::ac43:b1032026-06-21 → 2026-07-21 · 5 obs
○ 2026-05-27 10:20:12
● 2026-06-21 08:55:26
○ 2026-07-10 08:03:58
● 2026-07-12 00:14:52
● 2026-07-21 11:53:04
●A2606:4700:3034::6815:239b2026-03-01 → 2026-07-21 · 7 obs
● 2026-03-01 06:05:52
● 2026-03-26 20:46:26
○ 2026-04-02 02:01:10
● 2026-04-06 08:38:08
○ 2026-07-10 08:03:58
● 2026-07-12 00:14:52
● 2026-07-21 11:53:04
○A2a06:98c1:3120::2026-04-02 → 2026-07-10 · 6 obs
○ 2026-03-26 20:46:26
● 2026-04-02 02:01:10
○ 2026-04-06 08:38:08
● 2026-07-10 08:03:58
○ 2026-07-12 00:14:52
○ 2026-07-21 11:53:04
○A2a06:98c1:3121::2026-04-02 → 2026-07-10 · 6 obs
○ 2026-03-26 20:46:26
● 2026-04-02 02:01:10
○ 2026-04-06 08:38:08
● 2026-07-10 08:03:58
○ 2026-07-12 00:14:52
○ 2026-07-21 11:53:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
rcm.devrita.ns.cloudflare.com, art.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.140

NS records: rita.ns.cloudflare.com, art.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1061ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.177.3, 104.21.35.155
AAAA22606:4700:3034::6815:239b, 2606:4700:3032::ac43:b103
NS2art.ns.cloudflare.com, rita.ns.cloudflare.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1art.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

rcm.dev resolves to four IP addresses: 104.21.35.155, 172.67.177.3, 2606:4700:3032::ac43:b103 and 2606:4700:3034::6815:239b.

Among the host names that share IP numbers with rcm.dev are smartcfr.com, web.teknikunkris.ac.id, goldendragon.id and two others.

Name Servers

The NS records for rcm.dev delegate to art.ns.cloudflare.com and rita.ns.cloudflare.com.

rcm.dev has the same name server delegation as a number of other domains, such as classicrocklounge.com, erpcinc.com, ichun.us and two more.

rcm.dev partially shares its NS delegation with several other domains, including (0x706f726e)o-zdarma.com, gas-stations-guide.com, idahoavalanche.com and two others.

These name servers often co-occur with the name servers kara.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

art.ns.cloudflare.com maps to 108.162.193.102, 172.64.33.102, 173.245.59.102 and 3 additional IP addresses.

rita.ns.cloudflare.com maps to 108.162.192.140, 172.64.32.140, 173.245.58.140 and 3 additional IP addresses.

Mail Servers

The MX records for rcm.dev point to two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

rcm.dev has the same mail server arrangement as a number of other domains, for example doublethree.digital, antosh.org, davidcel.is and two more.

rcm.dev partially shares its mail servers with other domains; known examples include bj13.us, thebedroom.co.nz and 891657.com.

Host names resolving to 8 IP numbers:

in1-smtp.messagingengine.com maps to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 additional IP addresses.

Hosts pointing to four IP addresses:

in2-smtp.messagingengine.com maps to the following IP addresses: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.