programvara.nu - dns.ninja

`programvara.nu`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3033::6815:4f06^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:8b4d^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.6^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.77^{🇺🇸 Cloudflare172.67.128.0/20 , 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}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.6, 172.67.139.77
		IPv6 hints	2606:4700:3033::6815:4f06, 2606:4700:3036::ac43:8b4d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOA	`primary.ns.hostup.se`dns@cloudflare.com serial=2407012689

`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	`id:6b67e6ed-d106-4193-b232-7ffc8ab7cbfa`
	TXT	`NU zone update: 2026-06-19 11:02:34 +0000 (EPOCH 1781866954) (auto)`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1781867016

Previously NS for

programvara.nu

Same first word

programvara.org

programvara.se

programvara.net

programvara.nu

DNS History

12 records (6 active, 6 former)

○NSa.ns.programvara.nu2015-08-23 → 2016-04-06 · 4 obs

● 2015-08-23 05:35:40
● 2016-04-06 00:04:42
○ 2016-09-15 06:25:08
○ 2026-06-19 11:12:38

○NSns.ettnet.se2016-09-15 → 2017-04-21 · 5 obs

○ 2016-04-06 00:04:42
● 2016-09-15 06:25:08
● 2017-04-21 07:58:46
○ 2026-02-15 21:25:26
○ 2026-06-19 11:12:38

○NSns2.ettnet.se2016-09-15 → 2017-04-21 · 5 obs

○ 2016-04-06 00:04:42
● 2016-09-15 06:25:08
● 2017-04-21 07:58:46
○ 2026-02-15 21:25:26
○ 2026-06-19 11:12:38

●NSprimary.ns.hostup.se2026-02-15 → 2026-06-19 · 3 obs

○ 2017-04-21 07:58:46
● 2026-02-15 21:25:26
● 2026-06-19 11:12:38

○NSprogramvara.nu2015-08-23 → 2016-04-06 · 4 obs

● 2015-08-23 05:35:40
● 2016-04-06 00:04:42
○ 2016-09-15 06:25:08
○ 2026-06-19 11:12:38

●NSsecondary.ns.hostup.se2026-02-15 → 2026-06-19 · 3 obs

○ 2017-04-21 07:58:46
● 2026-02-15 21:25:26
● 2026-06-19 11:12:38

●A104.21.79.62026-02-15 → 2026-06-19 · 3 obs

○ 2017-04-21 07:58:46
● 2026-02-15 21:25:26
● 2026-06-19 11:12:38

○A130.255.161.1712016-09-15 → 2017-04-21 · 5 obs

○ 2016-04-06 00:04:42
● 2016-09-15 06:25:08
● 2017-04-21 07:58:46
○ 2026-02-15 21:25:26
○ 2026-06-19 11:12:38

●A172.67.139.772026-02-15 → 2026-06-19 · 3 obs

○ 2017-04-21 07:58:46
● 2026-02-15 21:25:26
● 2026-06-19 11:12:38

●A2606:4700:3033::6815:4f062026-02-15 → 2026-06-19 · 3 obs

○ 2017-04-21 07:58:46
● 2026-02-15 21:25:26
● 2026-06-19 11:12:38

●A2606:4700:3036::ac43:8b4d2026-02-15 → 2026-06-19 · 3 obs

○ 2017-04-21 07:58:46
● 2026-02-15 21:25:26
● 2026-06-19 11:12:38

○A91.191.143.2472015-08-23 → 2016-04-06 · 4 obs

● 2015-08-23 05:35:40
● 2016-04-06 00:04:42
○ 2016-09-15 06:25:08
○ 2026-06-19 11:12:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	m.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu...	12 records
programvara.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: 1163ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.77, 104.21.79.6`
AAAA	2	`2606:4700:3033::6815:4f06, 2606:4700:3036::ac43:8b4d`
NS	2	`primary.ns.hostup.se, secondary.ns.hostup.se`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`primary.ns.hostup.se dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (m.ns.nu, m.ns.nu, z.ns.nu...)

Analysis

IP Addresses

programvara.nu directs to four IP numbers, which are 104.21.79.6, 172.67.139.77, 2606:4700:3033::6815:4f06 and 2606:4700:3036::ac43:8b4d.

Two other host names, along with pt-asdi.com, natali.co.il and smile-corp.jp, also share IP numbers with programvara.nu.

Name Servers

programvara.nu is delegated to two name servers: primary.ns.hostup.se and secondary.ns.hostup.se.

programvara.nu shares its NS records with other domains, for example roblin.se, normancider.com, fantasyklubben.com and two others.

programvara.nu shares at least some of its name servers with other domains, such as gasspis.se.

primary.ns.hostup.se and secondary.ns.hostup.se each resolve to two IP addresses: primary.ns.hostup.se points to 198.41.222.135 and 2400:cb00:2049:1::c629:de87, while secondary.ns.hostup.se points to 162.159.8.163 and 2400:cb00:2049:1::a29f:8a3.