`byron.nu`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::6815:3af3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:a648^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.58.243^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.72^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`primary.ns.hostup.se` ⭐
		A	2400:cb00:2049:1::c629:de87^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	198.41.222.135^{Cloudflare198.41.222.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cf-198-41-222-135.cloudflare.com`
NS	`secondary.ns.hostup.se`
		A	2400:cb00:2049:1::a29f:8a3^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.163^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mail.telia.com` ⭐
		A	81.236.55.176^{🇸🇪 TELIANET-SWEDEN81.224.0.0/12 TELIANET-BLK}
TXT	`v=spf1 mx include:spf.hostup.se include:spf-a.telia.com ip4:81.236.60.0/24 ip...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.58.243, 172.67.166.72
		IPv6 hints	2606:4700:3030::6815:3af3, 2606:4700:3030::ac43:a648
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=43, name=cloudflare-ech.com
SOA	`primary.ns.hostup.se`dns@cloudflare.com serial=2409842104

`nu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.nu` ⭐
	NS	`a.ns.nu`
	NS	`c.ns.nu`
	NS	`d.ns.nu`
	NS	`m.ns.nu`
	NS	`y.ns.nu`
	NS	`z.ns.nu`
	TXT	`NU zone update: 2026-07-18 18:41:52 +0000 (EPOCH 1784400112) (auto)`
	TXT	`id:cc554054-34c5-4c59-b124-f3601fa74c5b`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1784400166

Subdomains

www.byron.nu

Same first word

byron.works

byron.com.br

byron.surf

byron.es

byron.fr

byron.net

byron.yoga

byron.org

byron.guru

byron.me

byron.de

byron.edu.pe

byron.eu

byron.ru

byron.k12.mn.us

byron.k12.mi.us

byron.at

byron.pro

byron.in

byron.mn.us

byron.dk

byron.ca

byron.is-a-geek.net

byron.solutions

byron.pl

byron.co

byron.nu

byron.com.hk

byron.com

byron.ch

byron.k12.ca.us

byron.com.au

byron.cafe

byron.sk

byron.io

byron.nl

byron.mx

byron.no

Similar names

bryon.fr

yornb.com

norby.it

rybno.pl

bryon.info

borny.cn

bryon.com.ar

brony.ru

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obyrn.com

bryon.com

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brony.dk

robyn.ru

ronyb.co.il

norby.eu

onbry.com

borny.fr

bryno.ru

rybno.ug.gov.pl

borny.de

brony.scot

bryon.codes

robyn.net

orbyn.com

borny.se

borny.jp

brony.net

nybro.guide

borny.com

bryon.us

robyn.biz

brony.fr

brony.money

borny.info

nybro.net

nybro.com

nybro.se

norby.io

yborn.com

norby.de

norby.com

bryon.nl

rybno.waw.pl

robyn.se

brony.us

borny.me

nybro.org

bryon.be

robyn.it

brony.email

bonry.com

ynbor.com

ynrob.com

norby.info

borny.eu

norby.cc

bryon.me

norby.biz

nybor.com.au

bynor.net

bryno.info

rybon.com.cn

rybon.sk

brony.fi

nbryo.com

norby.name

brony.de

norby.net

nybor.com

bryon.co

norby.us

borny.pl

nybro.dk

bryon.net

bryon.biz

norby.ee

brony.eu

broyn.se

nybro.com.au

norby.dk

robyn.com

rybno.com

borny.net

DNS History

18 records (7 active, 11 former)

○NSdns10.telia.com2015-07-04 → 2018-01-01 · 4 obs

● 2015-07-04 23:02:22
● 2018-01-01 17:22:06
○ 2026-06-28 17:56:46
○ 2026-07-18 19:18:44

○NSdns11.se.telia.net2015-07-04 → 2018-01-01 · 4 obs

● 2015-07-04 23:02:22
● 2018-01-01 17:22:06
○ 2026-06-28 17:56:46
○ 2026-07-18 19:18:44

○NSdns12.se.telia.net2015-07-04 → 2018-01-01 · 4 obs

● 2015-07-04 23:02:22
● 2018-01-01 17:22:06
○ 2026-06-28 17:56:46
○ 2026-07-18 19:18:44

○NSdns9.telia.com2015-07-04 → 2018-01-01 · 4 obs

● 2015-07-04 23:02:22
● 2018-01-01 17:22:06
○ 2026-06-28 17:56:46
○ 2026-07-18 19:18:44

●NSprimary.ns.hostup.se2026-06-28 → 2026-07-18 · 3 obs

○ 2018-01-01 17:22:06
● 2026-06-28 17:56:46
● 2026-07-18 19:18:44

●NSsecondary.ns.hostup.se2026-06-28 → 2026-07-18 · 3 obs

○ 2018-01-01 17:22:06
● 2026-06-28 17:56:46
● 2026-07-18 19:18:44

●MXmail.telia.com2015-07-04 → 2026-07-18 · 2 obs

● 2015-07-04 23:02:22
● 2026-07-18 19:18:44

●A104.21.58.2432026-06-28 → 2026-07-18 · 11 obs

○ 2018-01-01 17:22:06
● 2026-06-28 17:56:46
○ 2026-07-02 15:03:32
● 2026-07-03 00:44:30
○ 2026-07-04 20:57:12
● 2026-07-05 05:03:16
○ 2026-07-08 14:46:36
● 2026-07-12 18:38:56
○ 2026-07-13 00:57:18
● 2026-07-18 02:47:46
● 2026-07-18 19:18:44

●A172.67.166.722026-06-28 → 2026-07-18 · 11 obs

○A188.114.96.02026-07-02 → 2026-07-13 · 10 obs

○ 2026-06-30 22:25:14
● 2026-07-02 15:03:32
○ 2026-07-03 00:44:30
● 2026-07-04 20:57:12
○ 2026-07-05 05:03:16
● 2026-07-08 14:46:36
○ 2026-07-12 18:38:56
● 2026-07-13 00:57:18
○ 2026-07-18 02:47:46
○ 2026-07-18 19:18:44

○A188.114.97.02026-07-02 → 2026-07-13 · 10 obs

●A2606:4700:3030::6815:3af32026-06-30 → 2026-07-18 · 11 obs

○ 2026-06-28 17:56:46
● 2026-06-30 22:25:14
○ 2026-07-02 15:03:32
● 2026-07-03 00:44:30
○ 2026-07-04 20:57:12
● 2026-07-05 05:03:16
○ 2026-07-08 14:46:36
● 2026-07-12 18:38:56
○ 2026-07-13 00:57:18
● 2026-07-18 02:47:46
● 2026-07-18 19:18:44

●A2606:4700:3030::ac43:a6482026-06-30 → 2026-07-18 · 11 obs

○A2606:4700:3032::ac43:a6482026-06-28 → 2026-06-28 · 4 obs

○ 2018-01-01 17:22:06
● 2026-06-28 17:56:46
○ 2026-06-30 22:25:14
○ 2026-07-18 19:18:44

○A2606:4700:3037::6815:3af32026-06-28 → 2026-06-28 · 4 obs

○ 2018-01-01 17:22:06
● 2026-06-28 17:56:46
○ 2026-06-30 22:25:14
○ 2026-07-18 19:18:44

○A2a06:98c1:3120::2026-07-02 → 2026-07-13 · 10 obs

○A2a06:98c1:3121::2026-07-02 → 2026-07-13 · 10 obs

○A81.236.49.2492015-07-04 → 2018-01-01 · 4 obs

● 2015-07-04 23:02:22
● 2018-01-01 17:22:06
○ 2026-06-28 17:56:46
○ 2026-07-18 19:18:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...	12 records
byron.nu	primary.ns.hostup.se, secondary.ns.hostup.se	-

✅ Authoritative Response

Server:162.159.8.163

NS records: primary.ns.hostup.se, secondary.ns.hostup.se

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 989ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.72, 104.21.58.243`
AAAA	2	`2606:4700:3030::6815:3af3, 2606:4700:3030::ac43:a648`
NS	2	`primary.ns.hostup.se, secondary.ns.hostup.se`
MX	1	`mail.telia.com (pri: 1)`
TXT	1	`v=spf1 mx include:spf.hostup.se include:`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`primary.ns.hostup.se dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

byron.nu is a parent domain of www.byron.nu.

IP Addresses

byron.nu resolves to four IP addresses: 104.21.58.243, 172.67.166.72, 2606:4700:3030::6815:3af3 and 2606:4700:3030::ac43:a648.

www.stets.com.ua, palletizur.com, manageplex.com plus two other host names have IP numbers in common with byron.nu.

Name Servers

byron.nu is served by two delegated name servers, primary.ns.hostup.se and secondary.ns.hostup.se.

The name server configuration of byron.nu is shared with other domains, for instance henrikz.com, unigolf.se, msondesign.se and two others.

byron.nu shares at least some of its name servers with other domains, such as advenire.com and reynold.net.

These name servers are frequently paired with the name servers ns1.hostup.se and ns2.hostup.se.

Each of the two host names carries two IP addresses: primary.ns.hostup.se points to 198.41.222.135 and 2400:cb00:2049:1::c629:de87, and secondary.ns.hostup.se points to 162.159.8.163 and 2400:cb00:2049:1::a29f:8a3.

Mail Servers

byron.nu uses one mail server — mail.telia.com.

The mail server setup of byron.nu matches that of other domains such as popab.se, mb-coco.se, sourze.se and two others.

byron.nu shares at least some of its mail servers with other domains, such as lj-records.se and ovanpa.se.

There is one IP number for mail.telia.com: 81.236.55.176.

byron.nu - robtex.com

byron.nu

nu

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`byron.nu`

`nu`