buff.nu - dns.ninja

buff.nu

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:cd83🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:169f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.22.159Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.205.131🇺🇸 Cloudflare172.67.192.0/20 , 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 hints104.21.22.159, 172.67.205.131
IPv6 hints2606:4700:3032::ac43:cd83, 2606:4700:3037::6815:169f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=76, name=cloudflare-ech.com
SOAdax.ns.cloudflare.comdns@cloudflare.com serial=2407377971

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:a76b7c8f-8a6c-4022-9858-209e70cf78a8
TXTNU zone update: 2026-07-15 18:44:17 +0000 (EPOCH 1784141057) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1784141104

Same first word

buff.es
buff.vip
buff.com.vn
buff.be
buff.ch
buff.ca
buff.com.tw
buff.kr
buff.tv
buff.jp
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buff.world
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buff.fr
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buff.network
buff.at
buff.net.ua
buff.email
buff.zone
buff.cc
buff.pk
buff.sg
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buff.my
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buff.la
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buff.cat
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buff.one
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buff.bike
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Similar names

fbuf.com
fubf.de
ffub.shop
bfuf.cn
bfuf.se
ffub.net
uffb.com
uffb.de
ffbu.cn
ffbu.com
fubf.com
ffub.com
ufbf.org.ua
ffbu.net
uffb.fr
uffb.co
uffb.info
fbfu.de
fufb.com
ubff.de
fufb.eu
uffb.ch
bffu.com
ufbf.org
uffb.mobi
ffbu.pro
fubf.cn
fufb.me
fbuf.cn

DNS History

21 records (6 active, 15 former)

20162017201820192020202120222023202420252026NSdax.ns.cloudflare.comhera.ns.cloudflare.comdns01.dipcon.comdns02.ports.sedns03.ports.sedns04.ports.netns4.elsewhere.sens5.elsewhere.seMXmail03.elsewhere.seA104.21.22.159172.67.205.1312606:4700:3032::ac43:cd832606:4700:3037::6815:169f188.114.96.0188.114.97.0194.103.141.158213.115.181.1482606:4700:3033::6815:169f2606:4700:3033::ac43:cd832a06:98c1:3120::2a06:98c1:3121::
●NSdax.ns.cloudflare.com2026-06-08 → 2026-07-15 · 3 obs
○ 2026-06-01 19:47:32
● 2026-06-08 00:55:16
● 2026-07-15 19:07:56
○NSdns01.dipcon.com2026-03-02 → 2026-06-01 · 5 obs
○ 2016-04-27 10:03:14
● 2026-03-02 17:15:40
● 2026-06-01 19:47:32
○ 2026-06-08 00:55:16
○ 2026-07-15 19:07:56
○NSdns02.ports.se2026-03-02 → 2026-06-01 · 5 obs
○ 2016-04-27 10:03:14
● 2026-03-02 17:15:40
● 2026-06-01 19:47:32
○ 2026-06-08 00:55:16
○ 2026-07-15 19:07:56
○NSdns03.ports.se2026-03-02 → 2026-06-01 · 5 obs
○ 2016-04-27 10:03:14
● 2026-03-02 17:15:40
● 2026-06-01 19:47:32
○ 2026-06-08 00:55:16
○ 2026-07-15 19:07:56
○NSdns04.ports.net2026-03-02 → 2026-06-01 · 5 obs
○ 2016-04-27 10:03:14
● 2026-03-02 17:15:40
● 2026-06-01 19:47:32
○ 2026-06-08 00:55:16
○ 2026-07-15 19:07:56
●NShera.ns.cloudflare.com2026-06-08 → 2026-07-15 · 3 obs
○ 2026-06-01 19:47:32
● 2026-06-08 00:55:16
● 2026-07-15 19:07:56
○NSns4.elsewhere.se2015-05-13 → 2016-04-27 · 4 obs
● 2015-05-13 00:47:50
● 2016-04-27 10:03:14
○ 2026-03-02 17:15:40
○ 2026-07-15 19:07:56
○NSns5.elsewhere.se2015-05-13 → 2016-04-27 · 4 obs
● 2015-05-13 00:47:50
● 2016-04-27 10:03:14
○ 2026-03-02 17:15:40
○ 2026-07-15 19:07:56
○MXmail03.elsewhere.se2015-05-13 → 2016-04-27 · 4 obs
● 2015-05-13 00:47:50
● 2016-04-27 10:03:14
○ 2026-03-02 17:15:40
○ 2026-07-15 19:07:56
●A104.21.22.1592026-06-08 → 2026-07-15 · 5 obs
○ 2026-06-01 19:47:32
● 2026-06-08 00:55:16
● 2026-06-09 10:08:30
○ 2026-06-19 15:17:54
● 2026-07-15 19:07:56
●A172.67.205.1312026-06-08 → 2026-07-15 · 5 obs
○ 2026-06-01 19:47:32
● 2026-06-08 00:55:16
● 2026-06-09 10:08:30
○ 2026-06-19 15:17:54
● 2026-07-15 19:07:56
○A188.114.96.02026-06-19 → 2026-06-19 · 3 obs
○ 2026-06-09 10:08:30
● 2026-06-19 15:17:54
○ 2026-07-15 19:07:56
○A188.114.97.02026-06-19 → 2026-06-19 · 3 obs
○ 2026-06-09 10:08:30
● 2026-06-19 15:17:54
○ 2026-07-15 19:07:56
○A194.103.141.1582026-03-02 → 2026-06-01 · 5 obs
○ 2016-04-27 10:03:14
● 2026-03-02 17:15:40
● 2026-06-01 19:47:32
○ 2026-06-08 00:55:16
○ 2026-07-15 19:07:56
○A213.115.181.1482015-05-13 → 2016-04-27 · 4 obs
● 2015-05-13 00:47:50
● 2016-04-27 10:03:14
○ 2026-03-02 17:15:40
○ 2026-07-15 19:07:56
●A2606:4700:3032::ac43:cd832026-07-15 → 2026-07-15 · 2 obs
○ 2026-06-19 15:17:54
● 2026-07-15 19:07:56
○A2606:4700:3033::6815:169f2026-06-08 → 2026-06-09 · 5 obs
○ 2026-06-01 19:47:32
● 2026-06-08 00:55:16
● 2026-06-09 10:08:30
○ 2026-06-19 15:17:54
○ 2026-07-15 19:07:56
○A2606:4700:3033::ac43:cd832026-06-08 → 2026-06-09 · 5 obs
○ 2026-06-01 19:47:32
● 2026-06-08 00:55:16
● 2026-06-09 10:08:30
○ 2026-06-19 15:17:54
○ 2026-07-15 19:07:56
●A2606:4700:3037::6815:169f2026-07-15 → 2026-07-15 · 2 obs
○ 2026-06-19 15:17:54
● 2026-07-15 19:07:56
○A2a06:98c1:3120::2026-06-19 → 2026-06-19 · 3 obs
○ 2026-06-09 10:08:30
● 2026-06-19 15:17:54
○ 2026-07-15 19:07:56
○A2a06:98c1:3121::2026-06-19 → 2026-06-19 · 3 obs
○ 2026-06-09 10:08:30
● 2026-06-19 15:17:54
○ 2026-07-15 19:07:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
buff.nudax.ns.cloudflare.com, hera.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.133

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buff.nu (unsigned zone)

⏱️ Timing

Total: 848ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.22.159, 172.67.205.131
AAAA22606:4700:3037::6815:169f, 2606:4700:3032::ac43:cd83
NS2dax.ns.cloudflare.com, hera.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dax.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)

Analysis

IP Addresses

buff.nu points to the four IP addresses 104.21.22.159, 172.67.205.131, 2606:4700:3032::ac43:cd83 and 2606:4700:3037::6815:169f.

jiseon.com, 01animaux.fr, eot.co.uk plus two other host names have IP numbers in common with buff.nu.

Name Servers

Two name servers handle the delegation for buff.nu: dax.ns.cloudflare.com and hera.ns.cloudflare.com.

The name server configuration of buff.nu is shared with other domains, for instance turpincrawford.com, 24unt.se, perhelsa.se and two others.

The name servers of buff.nu overlap at least partially with those of other domains — among them fuyukai.com, orgreenicllc.com, bostonbiotechconferences.com and two more.

The name servers bart.ns.cloudflare.com, aryanna.ns.cloudflare.com and indie.ns.cloudflare.com are commonly seen alongside these name servers.

Hosts with 6 IP addresses each:

dax.ns.cloudflare.com resolves to 108.162.195.133, 162.159.44.133 and 172.64.35.133 among others, with 3 other IP addresses in total.

hera.ns.cloudflare.com resolves to 108.162.192.162, 172.64.32.162 and 173.245.58.162 among others, with 3 other IP addresses in total.