bart.nu - dns.ninja

bart.nu

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:810b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:25e🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.2.94Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.129.11🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdion.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b9c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A2803:f800:50::6ca2:c19c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdion.ns.cloudflare.com
A2a06:98c1:50::ac40:219c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdion.ns.cloudflare.com
A108.162.193.156🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A172.64.33.156🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A173.245.59.156🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
NSmarge.ns.cloudflare.com
A2606:4700:50::adf5:3abf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
A2803:f800:50::6ca2:c0bf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarge.ns.cloudflare.com
A2a06:98c1:50::ac40:20bf🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarge.ns.cloudflare.com
A108.162.192.191🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
A172.64.32.191🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
A173.245.58.191🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
MXmx1.de.opalstack.com ⭐
A2a01:7e01:e001:856::1🇩🇪 AKAMAI-LINODE-AP2a01:7e01::/32 Akamai Technologies
PTRmx1.de.opalstack.com
A139.162.189.90🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies
PTRmx1.de.opalstack.com
MXmx2.de.opalstack.com ⭐
A178.162.221.165🇩🇪 LEASEWEB-DE-FRA-10178.162.192.0/18
PTRmx2.de.opalstack.com
TXTgoogle-site-verification=zITyPHFZjXQp29k0XTvOSmOO6w86kOymwPkp8nh44rU
TXTv=spf1 include:spf.opalstack.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.2.94, 172.67.129.11
IPv6 hints2606:4700:3030::ac43:810b, 2606:4700:3033::6815:25e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=222, name=cloudflare-ech.com
SOAdion.ns.cloudflare.comdns@cloudflare.com serial=2410774900

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:84896f84-652b-46d2-a967-ab233dd808a6
TXTNU zone update: 2026-08-09 03:21:54 +0000 (EPOCH 1786245714) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1786245764

Same first word

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DNS History

22 records (8 active, 14 former)

20162017201820192020202120222023202420252026NSdion.ns.cloudflare.commarge.ns.cloudflare.comns.domainnetwork.sens1.swedbank.sens2.domainnetwork.sens2.swedbank.sens3.domainnetwork.comns3.swedbank.seMXmx1.de.opalstack.commx2.de.opalstack.comcustmx.cscdns.netA104.21.2.94172.67.129.112606:4700:3030::ac43:810b2606:4700:3033::6815:25e165.160.13.20165.160.15.20188.114.96.0188.114.97.02606:4700:3035::6815:25e2a06:98c1:3120::2a06:98c1:3121::
●NSdion.ns.cloudflare.com2026-03-01 → 2026-08-09 · 3 obs
○ 2021-07-01 05:44:48
● 2026-03-01 22:02:50
● 2026-08-09 03:56:32
●NSmarge.ns.cloudflare.com2026-03-01 → 2026-08-09 · 3 obs
○ 2021-07-01 05:44:48
● 2026-03-01 22:02:50
● 2026-08-09 03:56:32
○NSns.domainnetwork.se2015-08-15 → 2021-07-01 · 8 obs
● 2015-08-15 11:27:44
○ 2016-01-15 09:40:04
○ 2016-04-10 14:42:44
● 2017-03-14 21:29:58
○ 2020-10-31 19:18:58
● 2021-07-01 05:44:48
○ 2026-03-01 22:02:50
○ 2026-08-09 03:56:32
○NSns1.swedbank.se2015-08-15 → 2021-07-01 · 7 obs
● 2015-08-15 11:27:44
● 2016-04-10 14:42:44
○ 2017-03-14 21:29:58
● 2020-10-31 19:18:58
● 2021-07-01 05:44:48
○ 2026-03-01 22:02:50
○ 2026-08-09 03:56:32
○NSns2.domainnetwork.se2015-08-15 → 2021-07-01 · 4 obs
● 2015-08-15 11:27:44
● 2021-07-01 05:44:48
○ 2026-03-01 22:02:50
○ 2026-08-09 03:56:32
○NSns2.swedbank.se2016-01-15 → 2021-07-01 · 5 obs
○ 2015-08-15 11:27:44
● 2016-01-15 09:40:04
● 2021-07-01 05:44:48
○ 2026-03-01 22:02:50
○ 2026-08-09 03:56:32
○NSns3.domainnetwork.com2015-08-15 → 2017-03-14 · 4 obs
● 2015-08-15 11:27:44
● 2017-03-14 21:29:58
○ 2020-10-31 19:18:58
○ 2026-08-09 03:56:32
○NSns3.swedbank.se2016-01-15 → 2021-07-01 · 5 obs
○ 2015-08-15 11:27:44
● 2016-01-15 09:40:04
● 2021-07-01 05:44:48
○ 2026-03-01 22:02:50
○ 2026-08-09 03:56:32
○MXcustmx.cscdns.net2015-08-15 → 2017-03-14 · 6 obs
● 2015-08-15 11:27:44
○ 2016-01-15 09:40:04
○ 2016-04-10 14:42:44
● 2017-03-14 21:29:58
○ 2020-10-31 19:18:58
○ 2026-08-09 03:56:32
●MXmx1.de.opalstack.com2026-03-01 → 2026-08-09 · 3 obs
○ 2020-10-31 19:18:58
● 2026-03-01 22:02:50
● 2026-08-09 03:56:32
●MXmx2.de.opalstack.com2026-03-01 → 2026-08-09 · 3 obs
○ 2020-10-31 19:18:58
● 2026-03-01 22:02:50
● 2026-08-09 03:56:32
●A104.21.2.942026-03-01 → 2026-08-09 · 13 obs
○ 2020-10-31 19:18:58
● 2026-03-01 22:02:50
○ 2026-03-04 07:38:00
● 2026-03-20 02:11:58
● 2026-04-01 19:07:28
○ 2026-04-13 09:52:54
● 2026-04-26 03:47:46
● 2026-05-03 04:51:32
○ 2026-05-10 11:59:46
● 2026-05-24 00:12:40
○ 2026-07-30 05:09:10
● 2026-08-09 03:56:30
● 2026-08-09 03:56:32
○A165.160.13.202015-08-15 → 2017-03-14 · 4 obs
● 2015-08-15 11:27:44
● 2017-03-14 21:29:58
○ 2020-10-31 19:18:58
○ 2026-08-09 03:56:32
○A165.160.15.202015-08-15 → 2017-03-14 · 4 obs
● 2015-08-15 11:27:44
● 2017-03-14 21:29:58
○ 2020-10-31 19:18:58
○ 2026-08-09 03:56:32
●A172.67.129.112026-03-01 → 2026-08-09 · 13 obs
○ 2020-10-31 19:18:58
● 2026-03-01 22:02:50
○ 2026-03-04 07:38:00
● 2026-03-20 02:11:58
● 2026-04-01 19:07:28
○ 2026-04-13 09:52:54
● 2026-04-26 03:47:46
● 2026-05-03 04:51:32
○ 2026-05-10 11:59:46
● 2026-05-24 00:12:40
○ 2026-07-30 05:09:10
● 2026-08-09 03:56:30
● 2026-08-09 03:56:32
○A188.114.96.02026-03-04 → 2026-07-30 · 12 obs
○ 2026-03-01 22:02:50
● 2026-03-04 07:38:00
○ 2026-03-20 02:11:58
○ 2026-04-01 19:07:28
● 2026-04-13 09:52:54
○ 2026-04-26 03:47:46
○ 2026-05-03 04:51:32
● 2026-05-10 11:59:46
○ 2026-05-24 00:12:40
● 2026-07-30 05:09:10
○ 2026-08-09 03:56:30
○ 2026-08-09 03:56:32
○A188.114.97.02026-03-04 → 2026-07-30 · 12 obs
○ 2026-03-01 22:02:50
● 2026-03-04 07:38:00
○ 2026-03-20 02:11:58
○ 2026-04-01 19:07:28
● 2026-04-13 09:52:54
○ 2026-04-26 03:47:46
○ 2026-05-03 04:51:32
● 2026-05-10 11:59:46
○ 2026-05-24 00:12:40
● 2026-07-30 05:09:10
○ 2026-08-09 03:56:30
○ 2026-08-09 03:56:32
●A2606:4700:3030::ac43:810b2026-03-01 → 2026-08-09 · 13 obs
○ 2020-10-31 19:18:58
● 2026-03-01 22:02:50
○ 2026-03-04 07:38:00
● 2026-03-20 02:11:58
● 2026-04-01 19:07:28
○ 2026-04-13 09:52:54
● 2026-04-26 03:47:46
● 2026-05-03 04:51:32
○ 2026-05-10 11:59:46
● 2026-05-24 00:12:40
○ 2026-07-30 05:09:10
● 2026-08-09 03:56:30
● 2026-08-09 03:56:32
●A2606:4700:3033::6815:25e2026-08-09 → 2026-08-09 · 3 obs
○ 2026-07-30 05:09:10
● 2026-08-09 03:56:30
● 2026-08-09 03:56:32
○A2606:4700:3035::6815:25e2026-03-01 → 2026-05-24 · 12 obs
○ 2020-10-31 19:18:58
● 2026-03-01 22:02:50
○ 2026-03-04 07:38:00
● 2026-03-20 02:11:58
● 2026-04-01 19:07:28
○ 2026-04-13 09:52:54
● 2026-04-26 03:47:46
● 2026-05-03 04:51:32
○ 2026-05-10 11:59:46
● 2026-05-24 00:12:40
○ 2026-07-30 05:09:10
○ 2026-08-09 03:56:32
○A2a06:98c1:3120::2026-03-04 → 2026-07-30 · 12 obs
○ 2026-03-01 22:02:50
● 2026-03-04 07:38:00
○ 2026-03-20 02:11:58
○ 2026-04-01 19:07:28
● 2026-04-13 09:52:54
○ 2026-04-26 03:47:46
○ 2026-05-03 04:51:32
● 2026-05-10 11:59:46
○ 2026-05-24 00:12:40
● 2026-07-30 05:09:10
○ 2026-08-09 03:56:30
○ 2026-08-09 03:56:32
○A2a06:98c1:3121::2026-03-04 → 2026-07-30 · 12 obs
○ 2026-03-01 22:02:50
● 2026-03-04 07:38:00
○ 2026-03-20 02:11:58
○ 2026-04-01 19:07:28
● 2026-04-13 09:52:54
○ 2026-04-26 03:47:46
○ 2026-05-03 04:51:32
● 2026-05-10 11:59:46
○ 2026-05-24 00:12:40
● 2026-07-30 05:09:10
○ 2026-08-09 03:56:30
○ 2026-08-09 03:56:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
bart.nudion.ns.cloudflare.com, marge.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.156

NS records: dion.ns.cloudflare.com, marge.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bart.nu (unsigned zone)

⏱️ Timing

Total: 994ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.129.11, 104.21.2.94
AAAA22606:4700:3030::ac43:810b, 2606:4700:3033::6815:25e
NS2dion.ns.cloudflare.com, marge.ns.cloudflare.com
MX2mx1.de.opalstack.com (pri: 1), mx2.de.opalstack.com (pri: 1)
TXT2google-site-verification=zITyPHFZjXQp29k, v=spf1 include:spf.opalstack.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dion.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

bart.nu directs to four IP numbers, which are 104.21.2.94, 172.67.129.11, 2606:4700:3030::ac43:810b and 2606:4700:3033::6815:25e.

caesarsslots.org, apathetic.cn, le70e-normandie.fr and two other host names share IP numbers with bart.nu.

Name Servers

bart.nu has two authoritative name servers — dion.ns.cloudflare.com and marge.ns.cloudflare.com.

bart.nu uses the same name servers as several other domains — among them karinuwgids.be, aaggc.com, crowley-chrysler.net and two more.

There is at least partial name server overlap between bart.nu and other domains — jenp.com.tw, dynamicmarching.com, centralstrengthgym.co.uk and two more among them.

The name servers josephine.ns.cloudflare.com, ian.ns.cloudflare.com and celine.ns.cloudflare.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

dion.ns.cloudflare.com points to 108.162.193.156, 172.64.33.156, 173.245.59.156 and 3 other IP addresses.

marge.ns.cloudflare.com points to 108.162.192.191, 172.64.32.191, 173.245.58.191 and 3 other IP addresses.

Mail Servers

Mail for bart.nu is handled by two mail servers — mx1.de.opalstack.com and mx2.de.opalstack.com.

bart.nu uses an identical mail server configuration to several other domains — among them ataato.com, konstantinoupolis.gr, www.imaginestudio.gr and two more.

bart.nu and other domains — theodynamics.gr for instance — share at least some mail servers.

Hostnames that resolve to two IP addresses:

mx1.de.opalstack.com resolves to 139.162.189.90 and 2a01:7e01:e001:856::1.

Hosts with just one IP address:

mx2.de.opalstack.com resolves to 178.162.221.165.