readfirst.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

readfirst.dev

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:2adcCloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d26dCloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.42.220Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.210.109Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSace.ns.cloudflare.com ⭐
NScheryl.ns.cloudflare.com
A2606:4700:50::adf5:3a53Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2803:f800:50::6ca2:c053Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:50::ac40:2053Cloudflare2a06:98c1:50::/45
A108.162.192.83Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.32.83Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.83Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.42.220, 172.67.210.109
IPv6 hints2606:4700:3034::6815:2adc, 2606:4700:3037::ac43:d26d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=203, name=cloudflare-ech.com
SOAace.ns.cloudflare.comdns@cloudflare.com serial=2417838124

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

readfirst.com
readfirst.in
readfirst.ai
readfirst.us
readfirst.cn
readfirst.dev
readfirst.de
readfirst.org
readfirst.workers.dev
readfirst.nl

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draftrise.com
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DNS History

12 records (6 active, 6 former)

NSace.ns.cloudflare.comcheryl.ns.cloudflare.comA104.21.42.220172.67.210.1092606:4700:3034::6815:2adc2606:4700:3037::ac43:d26d188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::4
●NSace.ns.cloudflare.com2026-10-18 → 2026-11-01 · 2 obs
● 2026-10-18 19:13:46
● 2026-11-01 16:30:40
●NScheryl.ns.cloudflare.com2026-10-18 → 2026-11-01 · 2 obs
● 2026-10-18 19:13:46
● 2026-11-01 16:30:40
●A104.21.42.2202026-10-20 → 2026-11-01 · 7 obs
○ 2026-10-18 19:13:46
● 2026-10-20 22:45:12
○ 2026-10-26 00:12:32
● 2026-10-26 01:29:46
○ 2026-10-26 02:44:08
● 2026-10-27 01:48:34
● 2026-11-01 16:30:40
●A172.67.210.1092026-10-20 → 2026-11-01 · 7 obs
○ 2026-10-18 19:13:46
● 2026-10-20 22:45:12
○ 2026-10-26 00:12:32
● 2026-10-26 01:29:46
○ 2026-10-26 02:44:08
● 2026-10-27 01:48:34
● 2026-11-01 16:30:40
○A188.114.96.02026-10-18 → 2026-10-26 · 7 obs
● 2026-10-18 19:13:46
○ 2026-10-20 22:45:12
● 2026-10-26 00:12:32
○ 2026-10-26 01:29:46
● 2026-10-26 02:44:08
○ 2026-10-27 01:48:34
○ 2026-11-01 16:30:40
○A188.114.97.02026-10-18 → 2026-10-26 · 7 obs
● 2026-10-18 19:13:46
○ 2026-10-20 22:45:12
● 2026-10-26 00:12:32
○ 2026-10-26 01:29:46
● 2026-10-26 02:44:08
○ 2026-10-27 01:48:34
○ 2026-11-01 16:30:40
●A2606:4700:3034::6815:2adc2026-10-20 → 2026-11-01 · 7 obs
○ 2026-10-18 19:13:46
● 2026-10-20 22:45:12
○ 2026-10-26 00:12:32
● 2026-10-26 01:29:46
○ 2026-10-26 02:44:08
● 2026-10-27 01:48:34
● 2026-11-01 16:30:40
●A2606:4700:3037::ac43:d26d2026-10-20 → 2026-11-01 · 7 obs
○ 2026-10-18 19:13:46
● 2026-10-20 22:45:12
○ 2026-10-26 00:12:32
● 2026-10-26 01:29:46
○ 2026-10-26 02:44:08
● 2026-10-27 01:48:34
● 2026-11-01 16:30:40
○A2a06:98c1:3120::2026-10-18 → 2026-10-26 · 5 obs
● 2026-10-18 19:13:46
○ 2026-10-20 22:45:12
● 2026-10-26 00:12:32
○ 2026-10-26 01:29:46
○ 2026-11-01 16:30:40
○A2a06:98c1:3120::42026-10-26 → 2026-10-26 · 4 obs
○ 2026-10-26 01:29:46
● 2026-10-26 02:44:08
○ 2026-10-27 01:48:34
○ 2026-11-01 16:30:40
○A2a06:98c1:3121::2026-10-18 → 2026-10-26 · 5 obs
● 2026-10-18 19:13:46
○ 2026-10-20 22:45:12
● 2026-10-26 00:12:32
○ 2026-10-26 01:29:46
○ 2026-11-01 16:30:40
○A2a06:98c1:3121::42026-10-26 → 2026-10-26 · 4 obs
○ 2026-10-26 01:29:46
● 2026-10-26 02:44:08
○ 2026-10-27 01:48:34
○ 2026-11-01 16:30:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
readfirst.devace.ns.cloudflare.com, cheryl.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.65

NS records: ace.ns.cloudflare.com, cheryl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for readfirst.dev (unsigned zone)

⏱️ Timing

Total: 1256ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.210.109, 104.21.42.220
AAAA22606:4700:3037::ac43:d26d, 2606:4700:3034::6815:2adc
NS2ace.ns.cloudflare.com, cheryl.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ace.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

readfirst.dev points to four IP numbers: 104.21.42.220, 172.67.210.109, 2606:4700:3034::6815:2adc and 2606:4700:3037::ac43:d26d.

Name Servers

DNS delegation for readfirst.dev points to two name servers: ace.ns.cloudflare.com and cheryl.ns.cloudflare.com.

Host names with 6 IP numbers:

The host name cheryl.ns.cloudflare.com points to: 108.162.192.83, 172.64.32.83, 173.245.58.83 and 3 other.