t21plus.com - robtex.com

t21plus.com

DNSSEC⚠️ Not signed
A217.160.0.186🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
PTR217-160-0-186.elastic-ssl.ui-r.com
NSns1017.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:5111:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1017.ui-dns.biz
A217.160.81.17🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1017.ui-dns.biz
NSns1017.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5211:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1017.ui-dns.com
A217.160.82.17🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1017.ui-dns.com
NSns1017.ui-dns.de
A2001:8d8:fe:53:0:d9a0:5011:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1017.ui-dns.de
A217.160.80.17🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1017.ui-dns.de
NSns1017.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5311:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1017.ui-dns.org
A217.160.83.17🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1017.ui-dns.org
MXt21plus-com.mail.protection.outlook.com ⭐
A2a01:111:f403:ca27::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-beup281cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca2d::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca2d::1🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A2a01:111:f403:ca2d::2🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
A52.101.168.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-beup281cu00100.inbound.protection.outlook.com
A52.101.170.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A52.101.170.1🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A52.101.170.2🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
TXTMS=ms98074763
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns1017.ui-dns.bizhostmaster@kundenserver.de 2016-07-19 #36

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774766887

Subdomains

www.t21plus.com
remote.t21plus.com

Same first word

t21plus.de
t21plus.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSns1017.ui-dns.bizns1017.ui-dns.comns1017.ui-dns.dens1017.ui-dns.orgns-de.1and1-dns.bizns-de.1and1-dns.comns-de.1and1-dns.dens-de.1and1-dns.orgMXt21plus-com.mail.protection.outlook.comremote.t21plus.comremote.t21plus.deA217.160.0.186212.227.36.10217.160.122.177
○NSns-de.1and1-dns.biz2015-07-26 → 2017-08-18 · 3 obs
● 2015-07-26 01:46:14
● 2017-08-18 12:10:54
○ 2026-03-29 06:48:54
○NSns-de.1and1-dns.com2015-07-26 → 2017-08-18 · 3 obs
● 2015-07-26 01:46:14
● 2017-08-18 12:10:54
○ 2026-03-29 06:48:54
○NSns-de.1and1-dns.de2015-07-26 → 2017-08-18 · 3 obs
● 2015-07-26 01:46:14
● 2017-08-18 12:10:54
○ 2026-03-29 06:48:54
○NSns-de.1and1-dns.org2015-07-26 → 2017-08-18 · 3 obs
● 2015-07-26 01:46:14
● 2017-08-18 12:10:54
○ 2026-03-29 06:48:54
●NSns1017.ui-dns.biz2026-03-29 → 2026-03-29 · 2 obs
○ 2017-08-18 12:10:54
● 2026-03-29 06:48:54
●NSns1017.ui-dns.com2026-03-29 → 2026-03-29 · 2 obs
○ 2017-08-18 12:10:54
● 2026-03-29 06:48:54
●NSns1017.ui-dns.de2026-03-29 → 2026-03-29 · 2 obs
○ 2017-08-18 12:10:54
● 2026-03-29 06:48:54
●NSns1017.ui-dns.org2026-03-29 → 2026-03-29 · 2 obs
○ 2017-08-18 12:10:54
● 2026-03-29 06:48:54
○MXremote.t21plus.com2026-03-29 → 2026-03-29 · 1 obs
○ 2026-03-29 06:48:54
○MXremote.t21plus.de2015-07-26 → 2017-08-18 · 3 obs
● 2015-07-26 01:46:14
● 2017-08-18 12:10:54
○ 2026-03-29 06:48:54
●MXt21plus-com.mail.protection.outlook.com2026-03-29 → 2026-03-29 · 2 obs
○ 2017-08-18 12:10:54
● 2026-03-29 06:48:54
○A212.227.36.102015-07-26 → 2016-03-02 · 4 obs
● 2015-07-26 01:46:14
● 2016-03-02 15:43:04
○ 2016-12-02 13:17:12
○ 2026-03-29 06:48:54
●A217.160.0.1862026-03-29 → 2026-03-29 · 2 obs
○ 2017-08-18 12:10:54
● 2026-03-29 06:48:54
○A217.160.122.1772016-12-02 → 2017-08-18 · 4 obs
○ 2016-03-02 15:43:04
● 2016-12-02 13:17:12
● 2017-08-18 12:10:54
○ 2026-03-29 06:48:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...-
t21plus.comns1017.ui-dns.de, ns1017.ui-dns.biz, ns1017.ui-dns.org, ns1017.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.81.17

NS records: ns1017.ui-dns.de, ns1017.ui-dns.biz, ns1017.ui-dns.org, ns1017.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for t21plus.com (unsigned zone)

⏱️ Timing

Total: 330ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.186
NS4ns1017.ui-dns.com, ns1017.ui-dns.biz...
MX1t21plus-com.mail.protection.outlook.com
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms98074763
SOA1ns1017.ui-dns.biz hostmaster.kundenserve

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1017.ui-dns.com, ns1017.ui-dns.com)

Analysis

Hierarchy

t21plus.com is a parent of www.t21plus.com and remote.t21plus.com.

IP Addresses

t21plus.com points to a single IP address: 217.160.0.186.

Other host names such as wolff-christian.de, aviationnews.de, www.cultivodesetas.es, kmc.de and ear-clinic.com share IPs with t21plus.com.

Name Servers

t21plus.com is delegated to four name servers: ns1017.ui-dns.biz, ns1017.ui-dns.com, ns1017.ui-dns.de and ns1017.ui-dns.org.

t21plus.com at least partially shares name servers with other domains, for example craigaaronwhite.net, crashmoto.de, iterations.info, guail.es and designwithyou.es.

these name servers are commonly used with ns1068.ui-dns.com, ns1063.ui-dns.biz, ns1108.ui-dns.com, ns1120.ui-dns.de, ns1062.ui-dns.org and ns1104.ui-dns.org.

Host names with two IP numbers:

ns1017.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:5111:100 and 217.160.81.17

ns1017.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:5211:100 and 217.160.82.17

ns1017.ui-dns.de points to: 2001:8d8:fe:53:0:d9a0:5011:100 and 217.160.80.17

ns1017.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:5311:100 and 217.160.83.17

Mail Servers

The t21plus-com.mail.protection.outlook.com mail server handles t21plus.com.

t21plus-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.