21twice.com - robtex.com

21twice.com

DNSSEC⚠️ Not signed
A107.20.213.245🇺🇸 Amazon107.20.0.0/16 EC2 Prefix
PTRec2-107-20-213-245.compute-1.amazonaws.com
NSns1056.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:5138:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1056.ui-dns.biz
A217.160.81.56🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1056.ui-dns.biz
NSns1056.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5238:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1056.ui-dns.com
A217.160.82.56🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1056.ui-dns.com
NSns1056.ui-dns.de
A2607:f1c0:fe:53:185:132:32:56🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1056.ui-dns.de
A217.160.80.56🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1056.ui-dns.de
NSns1056.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5338:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1056.ui-dns.org
A217.160.83.56🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1056.ui-dns.org
MXmx00.ionos.co.uk ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.co.uk ⭐
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
SOAns1056.ui-dns.bizhostmaster@1and1.co.uk 2016-06-17 #4

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=1774547832

Same first word

21twice.com

Similar names

twice21.com

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1056.ui-dns.bizns1056.ui-dns.comns1056.ui-dns.dens1056.ui-dns.orgns59.1and1.co.ukns60.1and1.co.ukMXmx00.ionos.co.ukmx01.ionos.co.ukmx00.1and1.co.ukmx01.1and1.co.ukA107.20.213.245212.227.33.14217.160.233.54
●NSns1056.ui-dns.biz2018-10-27 → 2026-03-26 · 3 obs
○ 2017-02-05 02:17:50
● 2018-10-27 04:05:28
● 2026-03-26 18:22:58
●NSns1056.ui-dns.com2018-10-27 → 2026-03-26 · 3 obs
○ 2017-02-05 02:17:50
● 2018-10-27 04:05:28
● 2026-03-26 18:22:58
●NSns1056.ui-dns.de2018-10-27 → 2026-03-26 · 3 obs
○ 2017-02-05 02:17:50
● 2018-10-27 04:05:28
● 2026-03-26 18:22:58
●NSns1056.ui-dns.org2018-10-27 → 2026-03-26 · 3 obs
○ 2017-02-05 02:17:50
● 2018-10-27 04:05:28
● 2026-03-26 18:22:58
○NSns59.1and1.co.uk2015-06-15 → 2017-02-05 · 4 obs
● 2015-06-15 22:57:30
● 2017-02-05 02:17:50
○ 2018-10-27 04:05:28
○ 2026-03-26 18:22:58
○NSns60.1and1.co.uk2015-06-15 → 2017-02-05 · 4 obs
● 2015-06-15 22:57:30
● 2017-02-05 02:17:50
○ 2018-10-27 04:05:28
○ 2026-03-26 18:22:58
○MXmx00.1and1.co.uk2015-06-15 → 2018-10-27 · 4 obs
● 2015-06-15 22:57:30
● 2018-10-27 04:05:28
○ 2026-02-27 20:40:50
○ 2026-03-26 18:22:58
●MXmx00.ionos.co.uk2026-02-27 → 2026-03-26 · 3 obs
○ 2018-10-27 04:05:28
● 2026-02-27 20:40:50
● 2026-03-26 18:22:58
○MXmx01.1and1.co.uk2015-06-15 → 2018-10-27 · 4 obs
● 2015-06-15 22:57:30
● 2018-10-27 04:05:28
○ 2026-02-27 20:40:50
○ 2026-03-26 18:22:58
●MXmx01.ionos.co.uk2026-02-27 → 2026-03-26 · 3 obs
○ 2018-10-27 04:05:28
● 2026-02-27 20:40:50
● 2026-03-26 18:22:58
●A107.20.213.2452026-02-27 → 2026-03-26 · 3 obs
○ 2018-10-27 04:05:28
● 2026-02-27 20:40:50
● 2026-03-26 18:22:58
○A212.227.33.142015-06-15 → 2016-04-13 · 4 obs
● 2015-06-15 22:57:30
● 2016-04-13 09:15:32
○ 2017-02-05 02:17:50
○ 2026-03-26 18:22:58
○A217.160.233.542017-02-05 → 2018-10-27 · 5 obs
○ 2016-04-13 09:15:32
● 2017-02-05 02:17:50
● 2018-10-27 04:05:28
○ 2026-02-27 20:40:50
○ 2026-03-26 18:22:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
21twice.comns1056.ui-dns.de, ns1056.ui-dns.biz, ns1056.ui-dns.org, ns1056.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.81.56

NS records: ns1056.ui-dns.de, ns1056.ui-dns.biz, ns1056.ui-dns.org, ns1056.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21twice.com (unsigned zone)

⏱️ Timing

Total: 482ms | Queries: -

📄 Records

TypeCountSample Data
A1107.20.213.245
NS4ns1056.ui-dns.de, ns1056.ui-dns.com...
MX2mx01.ionos.co.uk (pri: 10), mx00.ionos.co.uk (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns1056.ui-dns.biz hostmaster.1and1.co.uk

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1056.ui-dns.com, ns1056.ui-dns.com)

Analysis

IP Addresses

21twice.com resolves to a single IP address: 107.20.213.245.

Other host names including canadiancentreforaccreditation.com, elliottkember.com, aria.help, ahduckrecords.com and learntoom.us share IP numbers with 21twice.com.

Name Servers

21twice.com is delegated to four name servers: ns1056.ui-dns.biz, ns1056.ui-dns.com, ns1056.ui-dns.de and ns1056.ui-dns.org.

21twice.com at least partially shares name servers with other domains, including accashian.com, kw-kurier.de, jewish-grevenbroich.com, cervinoproducciones.com and interpretel.com.

these name servers are commonly used with ns1071.ui-dns.biz, ns1039.ui-dns.com, ns1112.ui-dns.de, ns1023.ui-dns.biz and ns1073.ui-dns.de.

Hosts with two IP numbers:

Host ns1056.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5138:100 and 217.160.81.56

Host ns1056.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5238:100 and 217.160.82.56

Host ns1056.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:56 and 217.160.80.56

Host ns1056.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5338:100 and 217.160.83.56

Mail Servers

21twice.com is handled by two mail servers: mx00.ionos.co.uk and mx01.ionos.co.uk.

21twice.com shares its mail server setup with other domains, including cjctrad.co.uk, blindimage.co.uk, ammleach.org, trainingmates.com and systemsmanagement.co.uk.

21twice.com shares some mail servers with other domains, at least partially, for instance alexmooreart.com.

Host names with a single IP:

mx00.ionos.co.uk points to 212.227.15.41.

mx01.ionos.co.uk points to 217.72.192.67.