system.nu - robtex.com
system.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 217.115.46.185🇸🇪 BREDBAND2217.115.32.0/19 -BLK | ||||||
| PTR | bd318-sto-urv2-dr1.se.bredband2.net | ||||||
| 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.system.nu ⭐ | ||||||
| A | 85.118.204.253🇸🇪 CYBERCOM-AS85.118.200.0/21 Cygrids Network | ||||||
| PTR | mail.system.nu | ||||||
| TXT | v=spf1 mx ip4:89.160.81.186/31 ip4:89.160.81.188/31 ip4:85.118.204.253/32 a:m... | ||||||
| TXT | Z9LTHK0wWsyEXNRfUVr25cCO-ON4Mg2UYBAQDZirDjc | ||||||
| SOA | ns1.loopia.seregistry@loopia.se serial=1778112000 | ||||||
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:e8ab7712-ee4d-4f98-a292-63e8a1d84a9b | ||||||
| TXT | NU zone update: 2026-05-09 13:50:48 +0000 (EPOCH 1778334648) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1778334703 | ||||||
Subdomains
mail-backup.system.nu |
mail.system.nu |
85-118-205-126.system.nu |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○MX217.115.46.1772015-12-07 → 2017-08-13 · 5 obs
● 2015-12-07 08:04:54
● 2017-08-13 20:09:00
○ 2026-02-21 21:54:56
○ 2026-05-09 14:03:50
○MX217.115.46.1772015-08-30 → 2015-08-30 · 3 obs
○ 2015-12-07 08:04:54
○ 2026-05-09 14:03:50
●MXmail.system.nu2026-02-21 → 2026-05-09 · 3 obs
● 2026-02-21 21:54:56
● 2026-05-09 14:03:50
○A194.9.94.852015-08-30 → 2015-08-30 · 3 obs
○ 2015-12-07 08:04:54
○ 2026-05-09 14:03:50
○A194.9.94.862015-08-30 → 2015-08-30 · 3 obs
○ 2015-12-07 08:04:54
○ 2026-05-09 14:03:50
●A217.115.46.1852015-12-07 → 2026-05-09 · 3 obs
● 2015-12-07 08:04:54
● 2026-05-09 14:03:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | y.ns.nu, a.ns.nu, d.ns.nu, c.ns.nu... | 12 records |
| system.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: 1209ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.115.46.185 |
| NS | 2 | ns1.loopia.se, ns2.loopia.se |
| MX | 1 | mail.system.nu (pri: 10) |
| TXT | 2 | v=spf1 mx ip4:89.160.81.186/31 ip4:89.16, Z9LTHK0wWsyEXNRfUVr25cCO-ON4Mg2UYBAQDZir |
| SOA | 1 | ns1.loopia.se registry.loopia.se |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, c.ns.nu, d.ns.nu...)
Analysis
Hierarchy
system.nu is a parent of mail-backup.system.nu, mail.system.nu and 85-118-205-126.system.nu.
IP Addresses
system.nu points to a single IP number: 217.115.46.185.
Other host names, for instance 217-115-46-185.cust.bredband2.com, share IP numbers with system.nu.
Name Servers
system.nu is delegated to two name servers: ns1.loopia.se and ns2.loopia.se.
system.nu shares the same name server setup as other domains, for example wescon.se, webduc.com, lasmontage.se, easyuse.se and biopunk.biz.
system.nu at least partially shares its name servers with other domains, for instance smedensberg.net.
Host names with two IP numbers:
ns1.loopia.se points to 2a02:250:ffff::20 and 93.188.0.20
ns2.loopia.se points to 2a02:250:fffe::20 and 185.71.156.20
Mail Servers
system.nu is handled by a single mail server, mail.system.nu.
system.nu shares some mail servers with other domains at least partially, for example m7.eu.
Host name mail.system.nu points to IP address 85.118.204.253.