duplex.se - robtex.com
duplex.se
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2604:a880:800:14:0:1:f06c:6000🇺🇸 DIGITALOCEAN2604:a880:800::/48 DigitalOcean | ||||||
| A | 134.199.240.162🇺🇸 DIGITALOCEAN134.199.240.0/20 DigitalOcean | ||||||
| NS | ns1.nameshift.com ⭐ | ||||||
| A | 2a13:9500:170::1🇬🇧 AS229272000::/3 | ||||||
| A | 5.83.212.1🇬🇧 ORG-SDL28-RIPE5.83.212.0/24 autogen | ||||||
| PTR | ns1.nameshift.com | ||||||
| NS | a8sog3.ns3.nameshift.com ⚠️ Not in parent delegation | ||||||
| A | 2a13:9500:170::3🇬🇧 AS229272000::/3 | ||||||
| A | 5.83.212.3🇬🇧 ORG-SDL28-RIPE5.83.212.0/24 autogen | ||||||
| NS | ns2.nameshift.com | ||||||
| A | 2a13:9500:170::2🇬🇧 AS229272000::/3 | ||||||
| A | 5.83.212.2🇬🇧 ORG-SDL28-RIPE5.83.212.0/24 autogen | ||||||
| PTR | ns2.nameshift.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.nameshift.comhostmaster@nameshift.com serial=1784203200 | ||||||
se
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.se ⭐ | ||||||
| NS | a.ns.se | ||||||
| NS | b.ns.se | ||||||
| NS | c.ns.se | ||||||
| NS | f.ns.se | ||||||
| NS | g.ns.se | ||||||
| NS | i.ns.se | ||||||
| NS | m.ns.se | ||||||
| NS | x.ns.se | ||||||
| NS | y.ns.se | ||||||
| NS | z.ns.se | ||||||
| TXT | id:44ba8aea-6319-4675-a767-632d5e3953e2 | ||||||
| TXT | SE zone update: 2026-07-16 12:07:16 +0000 (EPOCH 1784203636) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.seregistry-default@nic.se serial=1784204036 | ||||||
Previously MX for
duplex.se |
Same first word
Similar names
DNS History
16 records (5 active, 11 former)
●NSa8sog3.ns3.nameshift.com2026-06-22 → 2026-07-16 · 3 obs
● 2026-06-22 21:38:50
● 2026-07-16 12:50:34
○NSdns1.oderland.com2017-06-11 → 2017-06-11 · 4 obs
● 2017-06-11 16:54:54
○ 2026-06-22 21:38:50
○ 2026-07-16 12:50:34
○NSdns2.oderland.com2017-06-11 → 2017-06-11 · 4 obs
● 2017-06-11 16:54:54
○ 2026-06-22 21:38:50
○ 2026-07-16 12:50:34
○NSdns3.oderland.com2017-06-11 → 2017-06-11 · 4 obs
● 2017-06-11 16:54:54
○ 2026-06-22 21:38:50
○ 2026-07-16 12:50:34
○NSns1.guard-linux.com2015-06-04 → 2016-09-18 · 4 obs
● 2016-09-18 08:39:32
○ 2017-06-11 16:54:54
○ 2026-07-16 12:50:34
●NSns1.nameshift.com2026-06-22 → 2026-07-16 · 3 obs
● 2026-06-22 21:38:50
● 2026-07-16 12:50:34
○NSns1.spacepro.net2015-06-04 → 2016-09-18 · 4 obs
● 2016-09-18 08:39:32
○ 2017-06-11 16:54:54
○ 2026-07-16 12:50:34
●NSns2.nameshift.com2026-06-22 → 2026-07-16 · 3 obs
● 2026-06-22 21:38:50
● 2026-07-16 12:50:34
○NSns2.spacepro.net2015-06-04 → 2016-09-18 · 4 obs
● 2016-09-18 08:39:32
○ 2017-06-11 16:54:54
○ 2026-07-16 12:50:34
○MXduplex.se2015-06-04 → 2017-06-11 · 4 obs
● 2017-06-11 16:54:54
○ 2026-06-22 21:38:50
○ 2026-07-16 12:50:34
●A134.199.240.1622026-06-28 → 2026-07-16 · 3 obs
● 2026-06-28 10:51:34
● 2026-07-16 12:50:34
○A209.38.54.1912026-06-22 → 2026-06-22 · 4 obs
● 2026-06-22 21:38:50
○ 2026-06-28 10:51:34
○ 2026-07-16 12:50:34
●A2604:a880:800:14:0:1:f06c:60002026-06-28 → 2026-07-16 · 3 obs
● 2026-06-28 10:51:34
● 2026-07-16 12:50:34
○A2a03:b0c0:2:f0::fc3a:e0012026-06-22 → 2026-06-22 · 4 obs
● 2026-06-22 21:38:50
○ 2026-06-28 10:51:34
○ 2026-07-16 12:50:34
○A80.252.179.302015-06-04 → 2016-09-18 · 4 obs
● 2016-09-18 08:39:32
○ 2017-06-11 16:54:54
○ 2026-07-16 12:50:34
○A91.201.60.272017-06-11 → 2017-06-11 · 4 obs
● 2017-06-11 16:54:54
○ 2026-06-22 21:38:50
○ 2026-07-16 12:50:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| se | a.ns.se, b.ns.se, c.ns.se, f.ns.se... | 20 records |
| duplex.se | ns2.nameshift.com, ns1.nameshift.com | - |
✅ Authoritative Response
Server:5.83.212.2
NS records: ns2.nameshift.com, ns1.nameshift.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duplex.se (unsigned zone)
⏱️ Timing
Total: 761ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.199.240.162 |
| AAAA | 1 | 2604:a880:800:14:0:1:f06c:6000 |
| NS | 3 | ns1.nameshift.com, ns2.nameshift.com... |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.nameshift.com hostmaster.nameshift.c |
📌 Glue Records Collected
Total: 20
In-bailiwick: 20 (a.ns.se, a.ns.se, b.ns.se...)
Analysis
IP Addresses
duplex.se resolves to the IP addresses 134.199.240.162 and 2604:a880:800:14:0:1:f06c:6000
Among the host names that share IP numbers with duplex.se are ewl.fr, foul.eu, kofman.nl and two others.
Name Servers
Three name servers are authoritative for duplex.se: ns1.nameshift.com, ns2.nameshift.com and a8sog3.ns3.nameshift.com.
duplex.se partially shares its NS delegation with several other domains, including capmontessori.fr, ethiopian.nl, sunworld.be and two others.
In DNS configurations, these name servers often share authority with xmhvxw.ns3.nameshift.com, poit15.ns3.nameshift.com, lb9d7c.ns3.nameshift.com and 3 other name servers.
ns1.nameshift.com resolves to 5.83.212.1 and 2a13:9500:170::1. ns2.nameshift.com resolves to 5.83.212.2 and 2a13:9500:170::2. a8sog3.ns3.nameshift.com resolves to 5.83.212.3 and 2a13:9500:170::3. All three hostnames point to two IP numbers each.