sejfa.nu - robtex.com

sejfa.nu

DNSSEC⚠️ Not signed
A89.42.140.119🇸🇪 CLEURA89.42.140.0/23 Cleura AB
NSdns01.dipcon.com
A2a00:801:fb:253::4🇸🇪 SWIPNET2a00:800::/25 Tele2 IPv6 block In case of improper use originating from our network, please mail or
PTRdns01.dipcon.com
A193.14.90.50🇸🇪 SWIPNET193.12.0.0/14 In case of improper use originating from our network, please mail customer or
PTRdns01.dipcon.com
NSdns02.ports.se
A2001:19f0:5001:2a:5400:ff:fe38:1e6f🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix
PTRdns02.ports.se
A45.63.42.179🇳🇱 AS-VULTR45.63.40.0/22 Vultr Assigned Prefix
PTRdns02.ports.se
NSdns03.ports.se
A2a04:3540:1000:310:287e:f6ff:fe1d:4789🇫🇮 UPCLOUD2a04:3540::/32 -FI-HEL1-IPV6
PTRdns03.ports.se
A94.237.33.102🇫🇮 UPCLOUD94.237.32.0/21 -FI-HEL1-NET4
PTRdns03.ports.se
NSdns04.ports.net
A2a03:f80:ed15:3ec8::1🇦🇹 EDIS-AS-EU2a03:f80:ed15::/48 EDIS GmbH IPv6 Range 1
PTRdns04.ports.net
A158.255.211.116🇦🇹 EDIS-AS-EU158.255.211.0/24 PA-SLASH24-SPACE12-ROUTEAS57169
PTRdns04.ports.net
MXsejfa-nu.mail.protection.outlook.com
A2a01:111:f403:ca15::4🇸🇪 Microsoft2a01:111:f000::/36
PTRmail-gvzp280cu01904.inbound.protection.outlook.com
A2a01:111:f403:ca15::6🇸🇪 Microsoft2a01:111:f000::/36
PTRmail-gv3p280cu01406.inbound.protection.outlook.com
A2a01:111:f403:ca16::4🇸🇪 Microsoft2a01:111:f000::/36
PTRmail-mm0p280cu01104.inbound.protection.outlook.com
A2a01:111:f403:ca16::6🇸🇪 Microsoft2a01:111:f000::/36
PTRmail-mm0p280cu01206.inbound.protection.outlook.com
A52.101.79.112🇸🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-mm0p280cu01100.inbound.protection.outlook.com
A52.101.79.114🇸🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-mm0p280cu01202.inbound.protection.outlook.com
A52.101.80.148🇸🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-gvzp280cu01904.inbound.protection.outlook.com
A52.101.80.150🇸🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-gv3p280cu01406.inbound.protection.outlook.com
TXT_ia34cddykgsm0yy4ltekdav6vjrnkea
TXTapple-domain-verification=rjey1KZFK7tXyO_OWBOx06OzSy-ioP-yIQw0pgoEQ74
TXTMS=ms10134208
TXTfacebook-domain-verification=4ms8o7hd8bmibwkqu7wwpz2ibin5fx
TXT_71dz16xni1de4bik5a0kcdrzqllu67e
TXTgoogle-site-verification=c5yQwVogTCI7A9A8OvkHAfBqcnPYJpKa3POWvx-71dg
TXTv=spf1 include:spf.protection.outlook.com ip4:192.71.135.195 -all
TXTbj6g4nbzc9bl8yvlgr680m21d60v7s5j
TXTms-domain-verification=1bf27af7-ccd5-48c8-8a27-e6e5f65bf37e
TXT_9vzpsw7dyx7bebdo4tp3bt0gr9wzeq2
SOAdns01.dipcon.comregistry@ports.net 2026-06-15 #0

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
TXTNU zone update: 2026-07-18 11:27:28 +0000 (EPOCH 1784374048) (auto)
TXTid:cde7be07-08bc-4000-853f-a58629d32630
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1784374102

Subdomains

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NSdns01.dipcon.comdns02.ports.sedns03.ports.sedns04.ports.netMXsejfa-nu.mail.protection.outlook.comA89.42.140.119
NSdns01.dipcon.com2026-05-14 → 2026-07-18 · 2 obs
● 2026-05-14 22:04:56
● 2026-07-18 11:41:32
NSdns02.ports.se2026-05-14 → 2026-07-18 · 2 obs
● 2026-05-14 22:04:56
● 2026-07-18 11:41:32
NSdns03.ports.se2026-05-14 → 2026-07-18 · 2 obs
● 2026-05-14 22:04:56
● 2026-07-18 11:41:32
NSdns04.ports.net2026-05-14 → 2026-07-18 · 2 obs
● 2026-05-14 22:04:56
● 2026-07-18 11:41:32
MXsejfa-nu.mail.protection.outlook.com2026-05-14 → 2026-07-18 · 2 obs
● 2026-05-14 22:04:56
● 2026-07-18 11:41:32
A89.42.140.1192026-05-14 → 2026-07-18 · 2 obs
● 2026-05-14 22:04:56
● 2026-07-18 11:41:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
sejfa.nudns01.dipcon.com, dns02.ports.se, dns03.ports.se, dns04.ports.net-

✅ Authoritative Response

Server:94.237.33.102

NS records: dns01.dipcon.com, dns02.ports.se, dns03.ports.se, dns04.ports.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sejfa.nu (unsigned zone)

⏱️ Timing

Total: 3713ms | Queries: -

📄 Records

TypeCountSample Data
A189.42.140.119
NS4dns04.ports.net, dns02.ports.se...
MX1sejfa-nu.mail.protection.outlook.com (pr
TXT10facebook-domain-verification=4ms8o7hd8bm, v=spf1 include:spf.protection.outlook.co...
SOA1dns01.dipcon.com registry.ports.net

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

gtm.sejfa.nu is a subdomain of sejfa.nu.

IP Addresses

sejfa.nu has exactly one IP address — 89.42.140.119.

Name Servers

Four name servers handle the delegation for sejfa.nu: dns01.dipcon.com, dns04.ports.net, dns02.ports.se and dns03.ports.se.

The name servers of sejfa.nu overlap at least partially with those of other domains — among them nfbir.no, malarnasfacktidning.se, forumnacka.nu and two more.

Each of the four hosts dns01.dipcon.com, dns04.ports.net, dns02.ports.se and dns03.ports.se has two IP addresses. dns01.dipcon.com points to 193.14.90.50 and 2a00:801:fb:253::4. dns04.ports.net points to 158.255.211.116 and 2a03:f80:ed15:3ec8::1. dns02.ports.se points to 45.63.42.179 and 2001:19f0:5001:2a:5400:ff:fe38:1e6f. dns03.ports.se points to 94.237.33.102 and 2a04:3540:1000:310:287e:f6ff:fe1d:4789.

Mail Servers

sejfa.nu uses one mail server — sejfa-nu.mail.protection.outlook.com.

sejfa-nu.mail.protection.outlook.com has 8 IP addresses: 52.101.79.112, 52.101.79.114, 52.101.80.148 plus 5 more.