flat.nu - dns.ninja

flat.nu

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:5ec2🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a8a1🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.94.194Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.168.161🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdax.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c85🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
A2803:f800:50::6ca2:c385🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdax.ns.cloudflare.com
A2a06:98c1:50::ac40:2385🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdax.ns.cloudflare.com
A108.162.195.133🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
A162.159.44.133Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
A172.64.35.133🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
NShera.ns.cloudflare.com
A2606:4700:50::adf5:3aa2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
A2803:f800:50::6ca2:c0a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhera.ns.cloudflare.com
A2a06:98c1:50::ac40:20a2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhera.ns.cloudflare.com
A108.162.192.162🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
A172.64.32.162🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
A173.245.58.162🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.94.194, 172.67.168.161
IPv6 hints2606:4700:3034::6815:5ec2, 2606:4700:3035::ac43:a8a1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com
SOAdax.ns.cloudflare.comdns@cloudflare.com serial=2407801978

nu

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.nu ⭐
NSa.ns.nu
NSc.ns.nu
NSd.ns.nu
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTid:6fcd4092-3db2-417d-9b91-dbff51b5cf6f
TXTNU zone update: 2026-07-27 14:41:30 +0000 (EPOCH 1785163290) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1785163348
WOT: SAFE (69/100)

Previously NS for

flat.nu

Same first word

flat.ltd
flat.blue
flat.net.au
flat.be
flat.mx
flat.app
flat.com
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flat.storage.yandexcloud.net
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flat.chat
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flat.com.ua

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DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSdax.ns.cloudflare.comhera.ns.cloudflare.comdns01.dipcon.comdns02.ports.sedns03.ports.sedns04.ports.netflat.nuns1.flat.nuA104.21.94.194172.67.168.1612606:4700:3034::6815:5ec22606:4700:3035::ac43:a8a1185.6.10.82606:4700:3035::6815:5ec22606:4700:3037::ac43:a8a1
●NSdax.ns.cloudflare.com2026-06-16 → 2026-07-27 · 3 obs
○ 2026-05-19 08:44:58
● 2026-06-16 03:44:26
● 2026-07-27 14:57:50
○NSdns01.dipcon.com2026-02-21 → 2026-05-19 · 5 obs
○ 2016-12-16 06:00:26
● 2026-02-21 22:02:46
● 2026-05-19 08:44:58
○ 2026-06-16 03:44:26
○ 2026-07-27 14:57:50
○NSdns02.ports.se2026-02-21 → 2026-05-19 · 5 obs
○ 2016-12-16 06:00:26
● 2026-02-21 22:02:46
● 2026-05-19 08:44:58
○ 2026-06-16 03:44:26
○ 2026-07-27 14:57:50
○NSdns03.ports.se2026-02-21 → 2026-05-19 · 5 obs
○ 2016-12-16 06:00:26
● 2026-02-21 22:02:46
● 2026-05-19 08:44:58
○ 2026-06-16 03:44:26
○ 2026-07-27 14:57:50
○NSdns04.ports.net2026-02-21 → 2026-05-19 · 5 obs
○ 2016-12-16 06:00:26
● 2026-02-21 22:02:46
● 2026-05-19 08:44:58
○ 2026-06-16 03:44:26
○ 2026-07-27 14:57:50
○NSflat.nu2015-08-10 → 2016-12-16 · 4 obs
● 2015-08-10 09:37:16
● 2016-12-16 06:00:26
○ 2026-02-21 22:02:46
○ 2026-07-27 14:57:50
●NShera.ns.cloudflare.com2026-06-16 → 2026-07-27 · 3 obs
○ 2026-05-19 08:44:58
● 2026-06-16 03:44:26
● 2026-07-27 14:57:50
○NSns1.flat.nu2015-08-10 → 2016-12-16 · 4 obs
● 2015-08-10 09:37:16
● 2016-12-16 06:00:26
○ 2026-02-21 22:02:46
○ 2026-07-27 14:57:50
●A104.21.94.1942026-06-16 → 2026-07-27 · 3 obs
○ 2026-05-19 08:44:58
● 2026-06-16 03:44:26
● 2026-07-27 14:57:50
●A172.67.168.1612026-06-16 → 2026-07-27 · 3 obs
○ 2026-05-19 08:44:58
● 2026-06-16 03:44:26
● 2026-07-27 14:57:50
○A185.6.10.82015-08-10 → 2026-05-19 · 4 obs
● 2015-08-10 09:37:16
● 2026-05-19 08:44:58
○ 2026-06-16 03:44:26
○ 2026-07-27 14:57:50
●A2606:4700:3034::6815:5ec22026-07-08 → 2026-07-27 · 3 obs
○ 2026-06-16 10:46:10
● 2026-07-08 02:45:34
● 2026-07-27 14:57:50
○A2606:4700:3035::6815:5ec22026-06-16 → 2026-06-16 · 5 obs
○ 2026-05-19 08:44:58
● 2026-06-16 03:44:26
● 2026-06-16 10:46:10
○ 2026-07-08 02:45:34
○ 2026-07-27 14:57:50
●A2606:4700:3035::ac43:a8a12026-07-08 → 2026-07-27 · 3 obs
○ 2026-06-16 10:46:10
● 2026-07-08 02:45:34
● 2026-07-27 14:57:50
○A2606:4700:3037::ac43:a8a12026-06-16 → 2026-06-16 · 5 obs
○ 2026-05-19 08:44:58
● 2026-06-16 03:44:26
● 2026-06-16 10:46:10
○ 2026-07-08 02:45:34
○ 2026-07-27 14:57:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
num.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu...-
flat.nuhera.ns.cloudflare.com, dax.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.162

NS records: hera.ns.cloudflare.com, dax.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flat.nu (unsigned zone)

⏱️ Timing

Total: 865ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.94.194, 172.67.168.161
AAAA22606:4700:3034::6815:5ec2, 2606:4700:3035::ac43:a8a1
NS2dax.ns.cloudflare.com, hera.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dax.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

flat.nu points to the four IP addresses 104.21.94.194, 172.67.168.161, 2606:4700:3034::6815:5ec2 and 2606:4700:3035::ac43:a8a1.

Among the host names that share IP numbers with flat.nu are housejimodel.com, a3app.io, vertexdigital.pics and two others.

Name Servers

DNS delegation for flat.nu points to two name servers: dax.ns.cloudflare.com and hera.ns.cloudflare.com.

flat.nu has the same name server delegation as a number of other domains, such as gnosjobygg.se, bitsoft.se, viforaeldre.dk and two more.

There is at least partial name server overlap between flat.nu and other domains — optimumlight.com, abz.com.tr, vfp.in and two more among them.

The name servers indie.ns.cloudflare.com, bart.ns.cloudflare.com and aryanna.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

dax.ns.cloudflare.com has IP addresses 108.162.195.133, 162.159.44.133 and 172.64.35.133, plus 3 other.

hera.ns.cloudflare.com has IP addresses 108.162.192.162, 172.64.32.162 and 173.245.58.162, plus 3 other.