flex.dev - dns.ninja

flex.dev

DNSSEC⚠️ Not signed
A2606:4700:20::681a:454🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:554🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:484d🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.4.84Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.5.84Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.72.77🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSleland.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c08🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleland.ns.cloudflare.com
A2803:f800:50::6ca2:c308🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRleland.ns.cloudflare.com
A2a06:98c1:50::ac40:2308🇺🇸 Cloudflare2a06:98c1:50::/45
PTRleland.ns.cloudflare.com
A108.162.195.8🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleland.ns.cloudflare.com
A162.159.44.8Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleland.ns.cloudflare.com
A172.64.35.8🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleland.ns.cloudflare.com
NSnelly.ns.cloudflare.com
A2606:4700:50::adf5:3ad1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelly.ns.cloudflare.com
A2803:f800:50::6ca2:c0d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnelly.ns.cloudflare.com
A2a06:98c1:50::ac40:20d1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnelly.ns.cloudflare.com
A108.162.192.209🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelly.ns.cloudflare.com
A172.64.32.209🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelly.ns.cloudflare.com
A173.245.58.209🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelly.ns.cloudflare.com
MXmail1.smtp99.com ⭐
A45.56.105.37🇺🇸 AKAMAI-LINODE-AP45.56.96.0/20 Akamai Technologies
PTR45-56-105-37.ip.linodeusercontent.com
MXmail2.smtp99.com ⭐
A139.144.239.131🇺🇸 AKAMAI-LINODE-AP139.144.232.0/21 Akamai Technologies
PTR139-144-239-131.ip.linodeusercontent.com
TXTgoogle-gws-recovery-domain-verification=53804401
TXTgoogle-site-verification=BANftXLjFMe1GcGNPa33_FsrtQ_EH6OrbrgjZCfssNc
TXTgoogle-site-verification=_Nlv49tYRv54mefOXmSQk1L6MIPrDIbcagFN39ZNylQ
TXTv=spf1 -all
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.4.84, 104.26.5.84, 172.67.72.77
IPv6 hints2606:4700:20::681a:454, 2606:4700:20::681a:554, 2606:4700:20::ac43:484d
SOAleland.ns.cloudflare.comdns@cloudflare.com serial=2406438788

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

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Similar names

xelf.io
xelf.info
xfel.jp
lefx.de
lfex.com
exlf.cn
felx.ru
felx.org
elfx.de
xfel.eu
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exfl.com
fexl.com
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DNS History

16 records (10 active, 6 former)

NSleland.ns.cloudflare.comnelly.ns.cloudflare.comMXmail1.smtp99.commail2.smtp99.comA104.26.4.84104.26.5.84172.67.72.772606:4700:20::681a:4542606:4700:20::681a:5542606:4700:20::ac43:484d104.21.82.19172.64.80.1172.67.193.1102606:4700:130:436c:6f75:6466:6c61:72652606:4700:3031::6815:52132606:4700:3037::ac43:c16e
●NSleland.ns.cloudflare.com2026-03-15 → 2026-06-08 · 2 obs
● 2026-03-15 20:12:30
● 2026-06-08 22:45:58
●NSnelly.ns.cloudflare.com2026-03-15 → 2026-06-08 · 2 obs
● 2026-03-15 20:12:30
● 2026-06-08 22:45:58
●MXmail1.smtp99.com2026-03-15 → 2026-06-08 · 2 obs
● 2026-03-15 20:12:30
● 2026-06-08 22:45:58
●MXmail2.smtp99.com2026-03-15 → 2026-06-08 · 2 obs
● 2026-03-15 20:12:30
● 2026-06-08 22:45:58
○A104.21.82.192026-03-15 → 2026-05-31 · 3 obs
● 2026-03-15 20:12:30
● 2026-05-31 08:29:38
○ 2026-06-08 22:45:58
●A104.26.4.842026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-31 08:29:38
● 2026-06-08 22:45:58
●A104.26.5.842026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-31 08:29:38
● 2026-06-08 22:45:58
○A172.64.80.12026-03-15 → 2026-06-08 · 2 obs
○ 2026-03-15 20:12:30
○ 2026-06-08 22:45:58
○A172.67.193.1102026-03-15 → 2026-05-31 · 3 obs
● 2026-03-15 20:12:30
● 2026-05-31 08:29:38
○ 2026-06-08 22:45:58
●A172.67.72.772026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-31 08:29:38
● 2026-06-08 22:45:58
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-15 → 2026-06-08 · 2 obs
○ 2026-03-15 20:12:30
○ 2026-06-08 22:45:58
●A2606:4700:20::681a:4542026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-31 08:29:38
● 2026-06-08 22:45:58
●A2606:4700:20::681a:5542026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-31 08:29:38
● 2026-06-08 22:45:58
●A2606:4700:20::ac43:484d2026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-31 08:29:38
● 2026-06-08 22:45:58
○A2606:4700:3031::6815:52132026-03-15 → 2026-05-31 · 3 obs
● 2026-03-15 20:12:30
● 2026-05-31 08:29:38
○ 2026-06-08 22:45:58
○A2606:4700:3037::ac43:c16e2026-03-15 → 2026-05-31 · 3 obs
● 2026-03-15 20:12:30
● 2026-05-31 08:29:38
○ 2026-06-08 22:45:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
flex.devleland.ns.cloudflare.com, nelly.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.8

NS records: leland.ns.cloudflare.com, nelly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flex.dev (unsigned zone)

⏱️ Timing

Total: 685ms | Queries: -

📄 Records

TypeCountSample Data
A3172.67.72.77, 104.26.5.84...
AAAA32606:4700:20::681a:454, 2606:4700:20::ac43:484d...
NS2leland.ns.cloudflare.com, nelly.ns.cloudflare.com
MX2mail1.smtp99.com (pri: 0), mail2.smtp99.com (pri: 0)
TXT4google-gws-recovery-domain-verification=, google-site-verification=BANftXLjFMe1GcG...
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1leland.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

flex.dev directs to 6 IP numbers, among them 104.26.4.84, 104.26.5.84, 172.67.72.77 and three others.

Among the host names that share IP numbers with flex.dev are inss-princ.inss.gob.ni, dns2.chesschat.org, tyga-performance.com and two others.

Name Servers

DNS delegation for flex.dev points to two name servers: leland.ns.cloudflare.com and nelly.ns.cloudflare.com.

flex.dev has the same name server delegation as a number of other domains, such as (0x706f726e)appgames.cc, jerkdolls.com, (0x706f726e)gamesios.com and two more.

flex.dev has at least partial name server overlap with other domains, such as eclipsarapeduli.com, 5a298ee1106e53ec.com, 6percentqualitycapitalconnect.info and two others.

These name servers tend to appear together with the name servers alberto.ns.cloudflare.com, elma.ns.cloudflare.com and fay.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

leland.ns.cloudflare.com has IP addresses 108.162.195.8, 162.159.44.8, 172.64.35.8 plus three more.

nelly.ns.cloudflare.com has IP addresses 108.162.192.209, 172.64.32.209, 173.245.58.209 plus three more.

Mail Servers

The MX records for flex.dev point to two mail servers: mail1.smtp99.com and mail2.smtp99.com.

flex.dev has the same mail server arrangement as a number of other domains, for example gavinj.net, 800ambi.com, bkpearl.com and two more.

flex.dev shares at least some of its mail servers with other domains — for example awesomedomain.name, echo360.tv, ieduhub.net and two more.

mail1.smtp99.com directs to 45.56.105.37 and mail2.smtp99.com directs to 139.144.239.131; each host name points to exactly one IP number.