1und1.dev - dns.ninja

1und1.dev

DNSSEC⚠️ Not signed
NSns-telco.ui-dns.com
A2001:8d8:fe:53:0:d9a0:52d7:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-telco.ui-dns.com
A2607:f1c0:fe:53:185:132:34:215🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-telco.ui-dns.com
A185.132.34.215🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
A217.160.82.215🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
NSns-telco.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:51d7:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-telco.ui-dns.biz
A2607:f1c0:fe:53:185:132:33:215🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-telco.ui-dns.biz
A185.132.33.215🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
A217.160.81.215🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
NSns-telco.ui-dns.de
A2001:8d8:fe:53:0:d9a0:50d7:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-telco.ui-dns.de
A2607:f1c0:fe:53:185:132:32:215🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-telco.ui-dns.de
A185.132.32.215🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
A217.160.80.215🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
NSns-telco.ui-dns.org
A2001:8d8:fe:53:0:d9a0:53d7:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-telco.ui-dns.org
A2607:f1c0:fe:53:185:132:35:215🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-telco.ui-dns.org
A185.132.35.215🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
A217.160.83.215🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
MXno-mx.ui-dns.com
TXTv=spf1 -all
SOAns-telco.ui-dns.comdnsadmin@ionos.com 2021-01-28 #6

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Subdomains

Same first word

Similar names

DNS History

7 records (5 active, 2 former)

20162017201820192020202120222023202420252026NSns-telco.ui-dns.bizns-telco.ui-dns.comns-telco.ui-dns.dens-telco.ui-dns.orgMXno-mx.ui-dns.comyour-dns-needs-immediate-attention.devA127.0.53.53
NSns-telco.ui-dns.biz2021-03-13 → 2026-07-28 · 2 obs
● 2021-03-13 02:33:04
● 2026-07-28 08:55:36
NSns-telco.ui-dns.com2021-03-13 → 2026-07-28 · 2 obs
● 2021-03-13 02:33:04
● 2026-07-28 08:55:36
NSns-telco.ui-dns.de2021-03-13 → 2026-07-28 · 2 obs
● 2021-03-13 02:33:04
● 2026-07-28 08:55:36
NSns-telco.ui-dns.org2021-03-13 → 2026-07-28 · 2 obs
● 2021-03-13 02:33:04
● 2026-07-28 08:55:36
MXno-mx.ui-dns.com2021-03-13 → 2026-07-28 · 3 obs
○ 2019-11-01 18:16:42
● 2021-03-13 02:33:04
● 2026-07-28 08:55:36
MXyour-dns-needs-immediate-attention.dev2015-09-21 → 2017-04-05 · 4 obs
● 2015-09-21 16:09:56
● 2017-04-05 10:28:18
○ 2019-11-01 18:16:42
○ 2026-07-28 08:55:36
A127.0.53.532015-09-21 → 2017-04-05 · 4 obs
● 2015-09-21 16:09:56
● 2017-04-05 10:28:18
○ 2019-11-01 18:16:42
○ 2026-07-28 08:55:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
1und1.devns-telco.ui-dns.org, ns-telco.ui-dns.biz, ns-telco.ui-dns.com, ns-telco.ui-dns.de-

✅ Authoritative Response

Server:185.132.35.215

NS records: ns-telco.ui-dns.org, ns-telco.ui-dns.biz, ns-telco.ui-dns.com, ns-telco.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1und1.dev (unsigned zone)

⏱️ Timing

Total: 727ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns-telco.ui-dns.biz, ns-telco.ui-dns.org...
MX1no-mx.ui-dns.com (pri: 1)
TXT1v=spf1 -all
SOA1ns-telco.ui-dns.com dnsadmin.ionos.com

Analysis

Hierarchy

The host names sipbalance1-1.1und1.dev, home-bs.1und1.dev, control-center.1und1.dev, smtp.1und1.dev and ns66.1und1.dev — among a few others — fall under the parent domain 1und1.dev.

Name Servers

Four name servers handle the delegation for 1und1.dev: ns-telco.ui-dns.biz, ns-telco.ui-dns.com, ns-telco.ui-dns.de and ns-telco.ui-dns.org.

At least some of 1und1.dev's name servers are shared with other domains, for example 1and.us, 1und1affiliate.de, eunsundeinspartner.de and two more.

These name servers tend to appear together with the name servers ns-1and1.ui-dns.com, ns-1and1.ui-dns.de and ns-1and1.ui-dns.biz, plus two others.

ns-telco.ui-dns.biz, ns-telco.ui-dns.com, ns-telco.ui-dns.de and ns-telco.ui-dns.org are host names that each resolve to four IP numbers: ns-telco.ui-dns.biz resolves to 185.132.33.215, 217.160.81.215, 2001:8d8:fe:53:0:d9a0:51d7:100 and 2607:f1c0:fe:53:185:132:33:215, ns-telco.ui-dns.com resolves to 185.132.34.215, 217.160.82.215, 2001:8d8:fe:53:0:d9a0:52d7:100 and 2607:f1c0:fe:53:185:132:34:215, ns-telco.ui-dns.de resolves to 185.132.32.215, 217.160.80.215, 2001:8d8:fe:53:0:d9a0:50d7:100 and 2607:f1c0:fe:53:185:132:32:215 and ns-telco.ui-dns.org resolves to 185.132.35.215, 217.160.83.215, 2001:8d8:fe:53:0:d9a0:53d7:100 and 2607:f1c0:fe:53:185:132:35:215.

Mail Servers

1und1.dev uses one mail server — no-mx.ui-dns.com.

The mail server setup of 1und1.dev matches that of other domains such as security-check.zone, www.1et1.us, sipbalance1-1.1und1.dev and two others.