isp.nu - dns.ninja
isp.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.loopia.se ⭐ | ||||||
| A | 2a02:250:ffff::20🇸🇪 LOOPIA2a02:250:ffff::/48 | ||||||
| PTR | ns1.loopia.se | ||||||
| A | 93.188.0.20🇸🇪 LOOPIA93.188.0.0/24 SE-LOOPIA Loopia AB | ||||||
| PTR | ns1.loopia.se | ||||||
| NS | ns2.loopia.se | ||||||
| A | 2a02:250:fffe::20🇸🇪 LOOPIA22a02:250:fffe::/48 | ||||||
| PTR | ns2.loopia.se | ||||||
| A | 185.71.156.20🇸🇪 LOOPIA2185.71.156.0/24 | ||||||
| PTR | ns2.loopia.se | ||||||
| MX | mail.protonmail.ch ⭐ | ||||||
| A | 176.119.200.128🇨🇭 Proton176.119.200.0/24 | ||||||
| PTR | mail.protonmail.ch | ||||||
| A | 185.70.42.128🇨🇭 Proton185.70.42.0/24 | ||||||
| PTR | mail.protonmail.ch | ||||||
| A | 185.205.70.128🇫🇷 Proton185.205.70.0/24 | ||||||
| PTR | mail.protonmail.ch | ||||||
| MX | mailsec.protonmail.ch(20) | ||||||
| A | 176.119.200.129🇨🇭 Proton176.119.200.0/24 | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| A | 185.70.42.129🇨🇭 Proton185.70.42.0/24 | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| A | 185.205.70.129🇫🇷 Proton185.205.70.0/24 | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| TXT | v=spf1 include:_spf.protonmail.ch ~all | ||||||
| TXT | protonmail-verification=503ca0f0edccb0ecefb87ea4782a69fbe7e430ea | ||||||
| SOA | ns1.loopia.seregistry@loopia.se serial=1783555200 | ||||||
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: 2026-07-13 17:16:35 +0000 (EPOCH 1783962995) (auto) | ||||||
| TXT | id:76aadb46-5df3-4e47-b677-ffe96c503758 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783963052 | ||||||
Subdomains
pic0o50v4l6hia75lkde2kjrrjll8g8i.isp.nu |
mail2.isp.nu |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○MXmail.isp.nu2015-10-19 → 2018-12-26 · 5 obs
● 2015-10-19 08:32:18
● 2018-12-26 20:53:00
○ 2026-02-22 08:13:42
○ 2026-07-13 17:42:10
●MXmail.protonmail.ch2026-02-22 → 2026-07-13 · 3 obs
● 2026-02-22 08:13:42
● 2026-07-13 17:42:10
○MXmail2.isp.nu2015-10-19 → 2018-12-26 · 5 obs
● 2015-10-19 08:32:18
● 2018-12-26 20:53:00
○ 2026-02-22 08:13:42
○ 2026-07-13 17:42:10
○MXmailforward1.loopia.se2015-08-22 → 2015-08-22 · 3 obs
○ 2015-10-19 08:32:18
○ 2026-07-13 17:42:10
○MXmailforward2.loopia.se2015-08-22 → 2015-08-22 · 3 obs
○ 2015-10-19 08:32:18
○ 2026-07-13 17:42:10
●MXmailsec.protonmail.ch2026-02-22 → 2026-07-13 · 3 obs
● 2026-02-22 08:13:42
● 2026-07-13 17:42:10
○A194.9.94.852015-08-22 → 2016-10-16 · 4 obs
● 2016-10-16 23:48:38
○ 2017-01-10 14:29:46
○ 2026-07-13 17:42:10
○A194.9.94.862015-08-22 → 2016-10-16 · 4 obs
● 2016-10-16 23:48:38
○ 2017-01-10 14:29:46
○ 2026-07-13 17:42:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | m.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu... | 12 records |
| isp.nu | ns1.loopia.se, ns2.loopia.se | - |
✅ Authoritative Response
Server:93.188.0.20
NS records: ns1.loopia.se, ns2.loopia.se
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2673ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.loopia.se, ns2.loopia.se |
| MX | 2 | mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10) |
| TXT | 2 | protonmail-verification=503ca0f0edccb0ec, v=spf1 include:_spf.protonmail.ch ~all |
| SOA | 1 | ns1.loopia.se registry.loopia.se |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (m.ns.nu, m.ns.nu, z.ns.nu...)
Analysis
Hierarchy
pic0o50v4l6hia75lkde2kjrrjll8g8i.isp.nu and mail2.isp.nu are both subdomains of isp.nu.
Name Servers
isp.nu is delegated to two name servers: ns1.loopia.se and ns2.loopia.se.
isp.nu uses the same name servers as several other domains — among them espk.se, icssec.eu, mfiles.se and two more.
isp.nu partially shares its name servers with domains like galaxen.net and lykil.com.
These name servers are regularly seen alongside ns3.loopia.se and ns4.loopia.se as name servers.
ns1.loopia.se and ns2.loopia.se each resolve to two IP addresses: ns1.loopia.se points to 93.188.0.20 and 2a02:250:ffff::20, while ns2.loopia.se points to 185.71.156.20 and 2a02:250:fffe::20.
Mail Servers
Mail for isp.nu is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.
isp.nu uses an identical mail server configuration to several other domains — among them engineered.online, bulaev.net, jindasing.com and two more.
isp.nu has at least partial mail server overlap with other domains such as afsinformatica.com, cfnparts.com, pomtop.com and two more.
mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).