firstcom.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

firstcom.dev

DNSSEC🔒 Signed (DS record present)
A2a01:4f8:1061:134d::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww604.your-server.de
A162.55.254.102🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC
NSns-cloud-d1.googledomains.com ⭐
A2001:4860:4802:32::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d1.googledomains.com
A216.239.32.109🇺🇸 Google216.239.32.0/24
PTRns-cloud-d1.googledomains.com
NSns-cloud-d2.googledomains.com
A2001:4860:4802:34::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d2.googledomains.com
A216.239.34.109🇺🇸 Google216.239.34.0/24
PTRns-cloud-d2.googledomains.com
NSns-cloud-d3.googledomains.com
A2001:4860:4802:36::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d3.googledomains.com
A216.239.36.109🇺🇸 Google216.239.36.0/24
PTRns-cloud-d3.googledomains.com
NSns-cloud-d4.googledomains.com
A2001:4860:4802:38::6d🇺🇸 Google2001:4860::/32
PTRns-cloud-d4.googledomains.com
A216.239.38.109🇺🇸 Google216.239.38.0/24
PTRns-cloud-d4.googledomains.com
MXfirstcom-dev.mail.protection.outlook.com ⭐
A2a01:111:f403:cc2f::🇦🇪 Microsoft2a01:111:f000::/36
PTRmail-au1p273cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc30::🇦🇪 Microsoft2a01:111:f000::/36
PTRmail-dx1p273cu00300.inbound.protection.outlook.com
A2a01:111:f403:cc30::1🇦🇪 Microsoft2a01:111:f000::/36
PTRmail-dx3p273cu00101.inbound.protection.outlook.com
A2a01:111:f403:cc30::3🇦🇪 Microsoft2a01:111:f000::/36
PTRmail-dx2p273cu00203.inbound.protection.outlook.com
A52.101.147.1🇦🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-au1p273cu00101.inbound.protection.outlook.com
A52.101.148.1🇦🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dx1p273cu00301.inbound.protection.outlook.com
A52.101.148.3🇦🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dx3p273cu00103.inbound.protection.outlook.com
A52.101.148.13🇦🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dx2p273cu00205.inbound.protection.outlook.com
TXTv=spf1 a include:spf.protection.outlook.com ~all
SOAns-cloud-d1.googledomains.comcloud-dns-hostmaster@google.com serial=8

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

firstcom.com.br
firstcom.com
firstcom.com.pe
firstcom.pro
firstcom.dk
firstcom.vn
firstcom.fr
firstcom.co.uk
firstcom.ru
firstcom.world
firstcom.cz
firstcom.al
firstcom.app
firstcom.eu
firstcom.no
firstcom.top
firstcom.co.kr
firstcom.store
firstcom.tn
firstcom.com.vn
firstcom.io
firstcom.org
firstcom.my
firstcom.de
firstcom.sg
firstcom.bet
firstcom.dev
firstcom.asia
firstcom.cn
firstcom.co.il
firstcom.com.sg
firstcom.cl
firstcom.best
firstcom.ch
firstcom.net
firstcom.ai
firstcom.hu
firstcom.onl
firstcom.com.tn
firstcom.kr

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firstmco.com
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micrsoft.nl
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Previous names

firstaml.dev
firstapi.dev
firstatlast.dev
firstbase.dev
firstbearing.dev
firstbid.dev
firstbit.dev
firstboot.dev
firstbreak.dev
firstbuild.dev
firstbyte.dev
firstbytes.dev
firstcall.dev
firstchoice.dev
firstcircle.dev
firstclasslearning.dev
firstclick.dev
firstclub.dev
firstcode.dev
firstcoders.dev

Next names

firstcommand.dev
firstcommit.dev
firstcommits.dev
firstcomponents.dev
firstconnect.dev
firstcontact.dev
firstcontrols.dev
firstcourse.dev
firstcrypto.dev
firstcustomer.dev
firstcut.dev
firstdark.dev
firstdata.dev
firstdateclimb.dev
firstdatenet.dev
firstday.dev
firstdepbang.dev
firstdeploy.dev
firstdepnep.dev
firstdonoharm.dev

DNS History

7 records (7 active, 0 former)

NSns-cloud-d1.googledomains.comns-cloud-d2.googledomains.comns-cloud-d3.googledomains.comns-cloud-d4.googledomains.comMXfirstcom-dev.mail.protection.outlook.comA162.55.254.1022a01:4f8:1061:134d::2
●NSns-cloud-d1.googledomains.com2026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20
●NSns-cloud-d2.googledomains.com2026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20
●NSns-cloud-d3.googledomains.com2026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20
●NSns-cloud-d4.googledomains.com2026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20
●MXfirstcom-dev.mail.protection.outlook.com2026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20
●A162.55.254.1022026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20
●A2a01:4f8:1061:134d::22026-09-26 → 2026-11-10 · 2 obs
● 2026-09-26 07:15:12
● 2026-11-10 08:31:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
firstcom.devns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com-

✅ Authoritative Response

Server:216.239.34.109

NS records: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1529ms | Queries: -

📄 Records

TypeCountSample Data
A1162.55.254.102
AAAA12a01:4f8:1061:134d::2
NS4ns-cloud-d4.googledomains.com, ns-cloud-d2.googledomains.com...
MX1firstcom-dev.mail.protection.outlook.com
TXT1v=spf1 a include:spf.protection.outlook.
SOA1ns-cloud-d1.googledomains.com cloud-dns-

Analysis

IP Addresses

firstcom.dev has two IP addresses: 162.55.254.102 and 2a01:4f8:1061:134d::2

tiernatur.at, kaiserin-chirurgie.de, dinoil.gr plus two other host names have IP numbers in common with firstcom.dev.

Name Servers

Four name servers handle the delegation for firstcom.dev: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com.

There is at least partial name server overlap between firstcom.dev and other domains — jeffcombs.net, badderassertees.com, thesocialshak.com and two more among them.

All four hostnames — ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com — resolve to two IP numbers apiece: ns-cloud-d1.googledomains.com to 216.239.32.109 and 2001:4860:4802:32::6d; ns-cloud-d2.googledomains.com to 216.239.34.109 and 2001:4860:4802:34::6d; ns-cloud-d3.googledomains.com to 216.239.36.109 and 2001:4860:4802:36::6d; ns-cloud-d4.googledomains.com to 216.239.38.109 and 2001:4860:4802:38::6d.

Mail Servers

firstcom.dev uses one mail server — firstcom-dev.mail.protection.outlook.com.

firstcom-dev.mail.protection.outlook.com has 8 IP addresses: 52.101.147.1, 52.101.148.1, 52.101.148.3 plus 5 more.