sfo.nu - robtex.com
sfo.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 94.231.103.110🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | linux95.unoeuro.com | ||||||
| NS | ns1.simply.com ⭐ | ||||||
| A | 2a02:2339:1:15c::4562:4562🇩🇰 team-blue-denmark2a02:2339::/36 | ||||||
| PTR | ns1.simply.com | ||||||
| A | 91.197.248.78🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns1.simply.com | ||||||
| NS | ns2.simply.com | ||||||
| A | 2a02:2339:4006:101::4562:4562🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns2.simply.com | ||||||
| A | 185.25.141.15🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns2.simply.com | ||||||
| NS | ns3.simply.com | ||||||
| A | 91.197.248.79🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns3.simply.com | ||||||
| MX | mx.simply.com ⭐ | ||||||
| A | 94.231.106.20🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | mx.simply.com | ||||||
| TXT | v=spf1 include:spf.simply.com -all | ||||||
| TXT | google-site-verification=vNMEtAhoSpieao6yqJcwN2DZHsdFsgdhmY8qznSOqM8 | ||||||
| SOA | ns1.simply.comhostmaster@simply.com 2026-05-17 #0 | ||||||
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:83709538-ac52-4208-8016-8e6e7ac956b4 | ||||||
| TXT | NU zone update: 2026-07-04 10:41:06 +0000 (EPOCH 1783161666) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783161720 | ||||||
Same first word
Similar names
DNS History
15 records (5 active, 10 former)
●NSns1.simply.com2026-06-08 → 2026-07-04 · 3 obs
● 2026-06-08 05:02:26
● 2026-07-04 11:00:36
○NSns1.widexs.nl2015-04-29 → 2016-12-08 · 4 obs
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
●NSns2.simply.com2026-06-08 → 2026-07-04 · 3 obs
● 2026-06-08 05:02:26
● 2026-07-04 11:00:36
○NSns2.widexs.net2015-04-29 → 2016-12-08 · 4 obs
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
●NSns3.simply.com2026-06-08 → 2026-07-04 · 3 obs
● 2026-06-08 05:02:26
● 2026-07-04 11:00:36
○NSns3.widexs.nl2015-04-29 → 2016-12-08 · 4 obs
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
○MXalt1.aspmx.l.google.com2016-08-24 → 2016-12-08 · 5 obs
● 2016-08-24 10:39:42
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
○MXalt2.aspmx.l.google.com2016-08-24 → 2016-12-08 · 5 obs
● 2016-08-24 10:39:42
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
○MXalt3.aspmx.l.google.com2016-08-24 → 2016-12-08 · 5 obs
● 2016-08-24 10:39:42
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
○MXalt4.aspmx.l.google.com2016-08-24 → 2016-12-08 · 5 obs
● 2016-08-24 10:39:42
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
○MXaspmx.l.google.com2016-08-24 → 2016-12-08 · 5 obs
● 2016-08-24 10:39:42
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
●MXmx.simply.com2026-06-08 → 2026-07-04 · 3 obs
● 2026-06-08 05:02:26
● 2026-07-04 11:00:36
○MXmx1.aspav.nl2015-04-29 → 2016-04-29 · 4 obs
● 2016-04-29 00:05:12
○ 2016-08-24 10:39:42
○ 2026-07-04 11:00:36
○A5.22.249.582015-04-29 → 2016-12-08 · 4 obs
● 2016-12-08 20:08:08
○ 2026-02-21 15:15:06
○ 2026-07-04 11:00:36
●A94.231.103.1102026-06-08 → 2026-07-04 · 3 obs
● 2026-06-08 05:02:26
● 2026-07-04 11:00:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | c.ns.nu, d.ns.nu, z.ns.nu, y.ns.nu... | 12 records |
| sfo.nu | ns2.simply.com, ns3.simply.com, ns1.simply.com | - |
✅ Authoritative Response
Server:185.25.141.15
NS records: ns2.simply.com, ns3.simply.com, ns1.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.103.110 |
| NS | 3 | ns2.simply.com, ns3.simply.com... |
| MX | 1 | mx.simply.com (pri: 10) |
| TXT | 2 | v=spf1 include:spf.simply.com -all, google-site-verification=vNMEtAhoSpieao6 |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.ns.nu, y.ns.nu, m.ns.nu...)
Analysis
IP Addresses
sfo.nu resolves to one IP address: 94.231.103.110.
lst.dk, elpaso.dk, cemas.dk and two other host names share IP numbers with sfo.nu.
Name Servers
The authoritative name servers for sfo.nu are ns1.simply.com, ns2.simply.com and ns3.simply.com — three in total.
sfo.nu partially shares its NS delegation with several other domains, including bimpel.dk, careconcept.dk, cholewa.nu and two others.
These name servers often co-occur with the name servers ns4.simply.com.
Hostnames that resolve to two IP addresses:
ns1.simply.com directs traffic to 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com directs traffic to 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Hosts with just one IP address:
ns3.simply.com has the IP address 91.197.248.79.
Mail Servers
Mail for sfo.nu is handled by a single mail server, mx.simply.com.
sfo.nu uses an identical mail server configuration to several other domains — among them barskt.net, cliniquecamille.dk, ivarsoy.as and two more.
At least a portion of sfo.nu's mail servers are also used by other domains, for example mediaclip.dk.
mx.simply.com directs to just one IP number, 94.231.106.20.