`hjf.nu`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:1221^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b3eb^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.33^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.235^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`micah.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bce^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ce^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`micah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ce^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`micah.ns.cloudflare.com`
		A	108.162.193.206^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
		A	172.64.33.206^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
		A	173.245.59.206^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
NS	`sky.ns.cloudflare.com`
		A	2606:4700:50::a29f:2602^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c202^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2202^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sky.ns.cloudflare.com`
		A	108.162.194.2^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	162.159.38.2^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	172.64.34.2^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
MX	`mx.stackmail.com` ⭐
		A	185.151.28.67^{🇬🇧 TWENTYI185.151.28.0/24}
			PTR	`mx.stackmail.com`
TXT	`v=spf1 include:spf.stackmail.com a mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.33, 172.67.179.235
		IPv6 hints	2606:4700:3034::6815:1221, 2606:4700:3035::ac43:b3eb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOA	`micah.ns.cloudflare.com`dns@cloudflare.com serial=2406195749

`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:1a64ece2-0ced-4e70-a949-88500147265b`
	TXT	`NU zone update: 2026-06-19 11:28:05 +0000 (EPOCH 1781868485) (auto)`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1781868542

rank #939788 globally
rank #302 in the tld

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DNS History

13 records (7 active, 6 former)

●NSmicah.ns.cloudflare.com2026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

○NSns1.unoeuro.com2019-01-27 → 2019-01-27 · 3 obs

● 2019-01-27 20:07:10
○ 2026-06-08 07:36:42
○ 2026-06-19 11:33:04

○NSns2.unoeuro.com2019-01-27 → 2019-01-27 · 3 obs

● 2019-01-27 20:07:10
○ 2026-06-08 07:36:42
○ 2026-06-19 11:33:04

○NSns3.unoeuro.com2019-01-27 → 2019-01-27 · 3 obs

● 2019-01-27 20:07:10
○ 2026-06-08 07:36:42
○ 2026-06-19 11:33:04

○NSns4.unoeuro.com2019-01-27 → 2019-01-27 · 3 obs

● 2019-01-27 20:07:10
○ 2026-06-08 07:36:42
○ 2026-06-19 11:33:04

●NSsky.ns.cloudflare.com2026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

●MXmx.stackmail.com2026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

○MXmx.unoeuro.com2019-01-27 → 2019-01-27 · 3 obs

● 2019-01-27 20:07:10
○ 2026-06-08 07:36:42
○ 2026-06-19 11:33:04

●A104.21.18.332026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

●A172.67.179.2352026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

●A2606:4700:3034::6815:12212026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

●A2606:4700:3035::ac43:b3eb2026-06-08 → 2026-06-19 · 3 obs

○ 2019-01-27 20:07:10
● 2026-06-08 07:36:42
● 2026-06-19 11:33:04

○A94.231.103.1222019-01-27 → 2019-01-27 · 3 obs

● 2019-01-27 20:07:10
○ 2026-06-08 07:36:42
○ 2026-06-19 11:33:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...	-
hjf.nu	sky.ns.cloudflare.com, micah.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.206

NS records: sky.ns.cloudflare.com, micah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hjf.nu (unsigned zone)

⏱️ Timing

Total: 910ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.179.235, 104.21.18.33`
AAAA	2	`2606:4700:3034::6815:1221, 2606:4700:3035::ac43:b3eb`
NS	2	`micah.ns.cloudflare.com, sky.ns.cloudflare.com`
MX	1	`mx.stackmail.com (pri: 10)`
TXT	1	`v=spf1 include:spf.stackmail.com a mx -a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`micah.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

hjf.nu resolves to four IP addresses: 104.21.18.33, 172.67.179.235, 2606:4700:3034::6815:1221 and 2606:4700:3035::ac43:b3eb.

Among the host names that share IP numbers with hjf.nu are fac.fi, www.fammaquinas.com.br, goldstoneexterior.com and two others.

Name Servers

DNS delegation for hjf.nu points to two name servers: micah.ns.cloudflare.com and sky.ns.cloudflare.com.

hjf.nu has the same name server delegation as a number of other domains, such as spark.uno, estimnumerique.com, realitymouse.com and two more.

hjf.nu shares at least some of its name servers with other domains, including pulseworks.ca, paymentventurae.com, bigwinpeak.us and two others.

These name servers are frequently paired with the name servers kyree.ns.cloudflare.com, sneh.ns.cloudflare.com and doug.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

micah.ns.cloudflare.com has IP addresses 108.162.193.206, 172.64.33.206 and 173.245.59.206, plus 3 other.

sky.ns.cloudflare.com has IP addresses 108.162.194.2, 162.159.38.2 and 172.64.34.2, plus 3 other.

Mail Servers

hjf.nu routes its mail through a single mail server, mx.stackmail.com.

hjf.nu has the same mail server arrangement as a number of other domains, for example o-s-t.co.uk, webbedhands.co.uk, everything4sale.info and two more.

hjf.nu shares at least some of its mail servers with other domains, such as airporthotel.com.pk.

mx.stackmail.com has exactly one IP number: 185.151.28.67.

hjf.nu - robtex.com

hjf.nu

nu

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`hjf.nu`

`nu`