4cosas.com - robtex.com

4cosas.com

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.48🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1043.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:512b:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1043.ui-dns.biz
A217.160.81.43🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1043.ui-dns.biz
NSns1042.ui-dns.com
A2001:8d8:fe:53:0:d9a0:522a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1042.ui-dns.com
A217.160.82.42🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1042.ui-dns.com
NSns1074.ui-dns.org
A2001:8d8:fe:53:0:d9a0:534a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1074.ui-dns.org
A217.160.83.74🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1074.ui-dns.org
NSns1099.ui-dns.de
A2607:f1c0:fe:53:185:132:32:99🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1099.ui-dns.de
A217.160.80.99🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1099.ui-dns.de
MXmx00.ionos.es ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.es ⭐
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
SOAns1043.ui-dns.bizhostmaster@1und1.com 2017-06-01 #16

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=1771291435

DNS History

12 records (8 active, 4 former)

2017201820192020202120222023202420252026NSns1042.ui-dns.comns1043.ui-dns.bizns1074.ui-dns.orgns1099.ui-dns.desdns2.ovh.netvps192680.ovh.netMXmx00.ionos.esmx01.ionos.esmail.4cosas.comA2001:8d8:100f:f000::200217.160.0.48149.202.43.12
●NSns1042.ui-dns.com2026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
●NSns1043.ui-dns.biz2026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
●NSns1074.ui-dns.org2026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
●NSns1099.ui-dns.de2026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
○NSsdns2.ovh.net2016-02-25 → 2017-02-07 · 4 obs
● 2016-02-25 21:40:50
● 2017-02-07 06:26:24
○ 2026-03-11 20:21:26
○ 2026-03-11 20:21:28
○NSvps192680.ovh.net2016-02-25 → 2017-02-07 · 4 obs
● 2016-02-25 21:40:50
● 2017-02-07 06:26:24
○ 2026-03-11 20:21:26
○ 2026-03-11 20:21:28
○MXmail.4cosas.com2016-02-25 → 2017-02-07 · 4 obs
● 2016-02-25 21:40:50
● 2017-02-07 06:26:24
○ 2026-03-11 20:21:26
○ 2026-03-11 20:21:28
●MXmx00.ionos.es2026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
●MXmx01.ionos.es2026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
○A149.202.43.122016-02-25 → 2017-02-07 · 4 obs
● 2016-02-25 21:40:50
● 2017-02-07 06:26:24
○ 2026-03-11 20:21:26
○ 2026-03-11 20:21:28
●A2001:8d8:100f:f000::2002026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28
●A217.160.0.482026-03-11 → 2026-03-11 · 3 obs
○ 2017-02-07 06:26:24
● 2026-03-11 20:21:26
● 2026-03-11 20:21:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...-
4cosas.comns1043.ui-dns.biz, ns1099.ui-dns.de, ns1074.ui-dns.org, ns1042.ui-dns.com2 records

✅ Authoritative Response

Server: 217.160.82.42

NS records: ns1043.ui-dns.biz, ns1099.ui-dns.de, ns1074.ui-dns.org, ns1042.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4cosas.com (unsigned zone)

⏱️ Timing

Total: 729ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.48
AAAA12001:8d8:100f:f000::200
NS4ns1042.ui-dns.com, ns1043.ui-dns.biz...
MX2mx00.ionos.es (pri: 10), mx01.ionos.es (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns1043.ui-dns.biz hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1042.ui-dns.com, ns1042.ui-dns.com)

Analysis

IP Addresses

4cosas.com resolves to two IPs: 2001:8d8:100f:f000::200 and 217.160.0.48.

other host names for instance vestto.com, monadresseip.org, businessincubatorgroup.com, transap.de and agile-security.de share IP numbers with 4cosas.com.

Name Servers

4cosas.com is delegated to four name servers: ns1043.ui-dns.biz, ns1042.ui-dns.com, ns1099.ui-dns.de and ns1074.ui-dns.org.

4cosas.com at least partially shares name servers with other domains, for instance stivala.co.uk, mcdonaldscollectables.com, soiernet.com, protexss.com and virtuas.de.

These name servers are often used together with the name servers ns1042.ui-dns.biz, ns1042.ui-dns.de, ns1042.ui-dns.org, ns1074.ui-dns.biz, ns1074.ui-dns.com, ns1074.ui-dns.de, ns1099.ui-dns.biz, ns1099.ui-dns.com, ns1099.ui-dns.org and ns1043.ui-dns.com.

Host names with two IP numbers:

Host name ns1043.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:512b:100 and 217.160.81.43.

Host name ns1042.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:522a:100 and 217.160.82.42.

Host name ns1099.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:99 and 217.160.80.99.

Host name ns1074.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:534a:100 and 217.160.83.74.

Mail Servers

4cosas.com is handled by two mail servers: mx00.ionos.es and mx01.ionos.es.

4cosas.com shares the same mail server setup as other domains, for instance vexlan.net, inyon.net, berazadiberri.com, monsync.org and agescm.es.

Host names with one IP number:

The host mx00.ionos.es points to 212.227.15.41 and the host mx01.ionos.es points to 217.72.192.67.