65.nu - robtex.com

65.nu

DNSSEC🔒 Signed (DS record present)
A2606:4700:3035::6815:3610🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:de37🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.16Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.55🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSprimary.ns.hostup.se
A2400:cb00:2049:1::c629:de87🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A198.41.222.135Cloudflare198.41.222.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcf-198-41-222-135.cloudflare.com
NSsecondary.ns.hostup.se
A2400:cb00:2049:1::a29f:8a3🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.8.163Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.54.16, 172.67.222.55
IPv6 hints2606:4700:3035::6815:3610, 2606:4700:3037::ac43:de37
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOAprimary.ns.hostup.sedns@cloudflare.com serial=2409811825

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:7aeea970-197e-4b40-b4af-b00e8b1c9572
TXTNU zone update: 2026-07-19 11:18:30 +0000 (EPOCH 1784459910) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1784459970

Previously NS for

Same first word

Similar names

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSprimary.ns.hostup.sesecondary.ns.hostup.se65.nua.ns.65.nuandy.ns.cloudflare.comcoco.ns.cloudflare.comMXmxa.mailgun.orgmxb.mailgun.orgA104.21.54.16172.67.222.552606:4700:3035::6815:36102606:4700:3037::ac43:de3752.116.156.3583.140.157.183
NS65.nu2015-06-02 → 2016-04-11 · 4 obs
● 2015-06-02 12:33:14
● 2016-04-11 07:48:32
○ 2019-12-05 17:14:24
○ 2026-07-19 11:46:40
NSa.ns.65.nu2015-06-02 → 2016-04-11 · 4 obs
● 2015-06-02 12:33:14
● 2016-04-11 07:48:32
○ 2019-12-05 17:14:24
○ 2026-07-19 11:46:40
NSandy.ns.cloudflare.com2019-12-05 → 2019-12-05 · 4 obs
○ 2016-04-11 07:48:32
● 2019-12-05 17:14:24
○ 2026-06-23 21:21:00
○ 2026-07-19 11:46:40
NScoco.ns.cloudflare.com2019-12-05 → 2019-12-05 · 4 obs
○ 2016-04-11 07:48:32
● 2019-12-05 17:14:24
○ 2026-06-23 21:21:00
○ 2026-07-19 11:46:40
NSprimary.ns.hostup.se2026-06-23 → 2026-07-19 · 3 obs
○ 2019-12-05 17:14:24
● 2026-06-23 21:21:00
● 2026-07-19 11:46:40
NSsecondary.ns.hostup.se2026-06-23 → 2026-07-19 · 3 obs
○ 2019-12-05 17:14:24
● 2026-06-23 21:21:00
● 2026-07-19 11:46:40
MXmxa.mailgun.org2019-12-05 → 2019-12-05 · 3 obs
● 2019-12-05 17:14:24
○ 2026-06-23 21:21:00
○ 2026-07-19 11:46:40
MXmxb.mailgun.org2019-12-05 → 2019-12-05 · 3 obs
● 2019-12-05 17:14:24
○ 2026-06-23 21:21:00
○ 2026-07-19 11:46:40
A104.21.54.162026-06-23 → 2026-07-19 · 3 obs
○ 2019-12-05 17:14:24
● 2026-06-23 21:21:00
● 2026-07-19 11:46:40
A172.67.222.552026-06-23 → 2026-07-19 · 3 obs
○ 2019-12-05 17:14:24
● 2026-06-23 21:21:00
● 2026-07-19 11:46:40
A2606:4700:3035::6815:36102026-06-23 → 2026-07-19 · 3 obs
○ 2019-12-05 17:14:24
● 2026-06-23 21:21:00
● 2026-07-19 11:46:40
A2606:4700:3037::ac43:de372026-06-23 → 2026-07-19 · 3 obs
○ 2019-12-05 17:14:24
● 2026-06-23 21:21:00
● 2026-07-19 11:46:40
A52.116.156.352019-12-05 → 2019-12-05 · 4 obs
○ 2016-04-11 07:48:32
● 2019-12-05 17:14:24
○ 2026-06-23 21:21:00
○ 2026-07-19 11:46:40
A83.140.157.1832015-06-02 → 2016-04-11 · 4 obs
● 2015-06-02 12:33:14
● 2016-04-11 07:48:32
○ 2019-12-05 17:14:24
○ 2026-07-19 11:46:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nuz.ns.nu, a.ns.nu, c.ns.nu, d.ns.nu...12 records
65.nusecondary.ns.hostup.se, primary.ns.hostup.se-

✅ Authoritative Response

Server:162.159.8.163

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 953ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.222.55, 104.21.54.16
AAAA22606:4700:3035::6815:3610, 2606:4700:3037::ac43:de37
NS2primary.ns.hostup.se, secondary.ns.hostup.se
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1primary.ns.hostup.se dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

65.nu has four IP addresses: 104.21.54.16, 172.67.222.55, 2606:4700:3035::6815:3610 and 2606:4700:3037::ac43:de37.

Additional host names — acts.ph, posticum.ch, (0x706f726e)wiki.mobi and two others — share IP numbers with 65.nu.

Name Servers

The NS records for 65.nu delegate to primary.ns.hostup.se and secondary.ns.hostup.se.

65.nu shares its name server setup with other domains, including cigoteket.se, bhsk.se, nicnook.com and two others.

65.nu shares at least some of its name servers with other domains, including se6.se, se5.se, verkstan42.com and two others.

These name servers are frequently seen alongside the name servers ns1.hostup.se, ns2.hostup.se, ns3.hostup.se and ns4.hostup.se.

primary.ns.hostup.se resolves to 198.41.222.135 and 2400:cb00:2049:1::c629:de87. Likewise, secondary.ns.hostup.se resolves to 162.159.8.163 and 2400:cb00:2049:1::a29f:8a3 — two IP addresses apiece.