`tusbuenoslibros.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::2f4^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-02f4.elastic-ssl.ui-r.com`
A	217.160.0.33^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1116.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:5274:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.com`
		A	217.160.82.116^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.com`
NS	`ns1066.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5342:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1066.ui-dns.org`
		A	217.160.83.66^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1066.ui-dns.org`
NS	`ns1116.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5174:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.biz`
		A	217.160.81.116^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.biz`
NS	`ns1124.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:124^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1124.ui-dns.de`
		A	217.160.80.124^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1124.ui-dns.de`
MX	`mx00.ionos.es` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.es` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1116.ui-dns.com`hostmaster@1und1.com 2017-06-01 #14

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774529672

Subdomains

www.tusbuenoslibros.com

Same first word

tusbuenoslibros.com

DNS History

16 records (8 active, 8 former)

●NSns1066.ui-dns.org2026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

●NSns1116.ui-dns.biz2026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

●NSns1116.ui-dns.com2026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

●NSns1124.ui-dns.de2026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

○NSns63.1and1.es2015-08-09 → 2017-02-06 · 4 obs

● 2015-08-09 00:53:34
● 2017-02-06 00:23:18
○ 2026-03-25 08:55:44
○ 2026-03-26 13:17:08

○NSns64.1and1.es2015-08-09 → 2017-02-06 · 4 obs

● 2015-08-09 00:53:34
● 2017-02-06 00:23:18
○ 2026-03-25 08:55:44
○ 2026-03-26 13:17:08

○MXmx00.1and1.es2015-08-09 → 2017-02-06 · 4 obs

● 2015-08-09 00:53:34
● 2017-02-06 00:23:18
○ 2026-03-25 08:55:44
○ 2026-03-26 13:17:08

●MXmx00.ionos.es2026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

○MXmx01.1and1.es2015-08-09 → 2017-02-06 · 4 obs

● 2015-08-09 00:53:34
● 2017-02-06 00:23:18
○ 2026-03-25 08:55:44
○ 2026-03-26 13:17:08

●MXmx01.ionos.es2026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

○A2001:8d8:1001:412a:5a6d:66cf:4830:68102015-08-09 → 2016-03-02 · 4 obs

● 2015-08-09 00:53:34
● 2016-03-02 12:34:22
○ 2016-06-18 04:32:12
○ 2026-03-26 13:17:08

○A2001:8d8:1001:412a:625d:c12e:c1ad:481a2016-06-18 → 2017-02-06 · 5 obs

○ 2016-03-02 12:34:22
● 2016-06-18 04:32:12
● 2017-02-06 00:23:18
○ 2026-03-25 08:55:44
○ 2026-03-26 13:17:08

●A2001:8d8:100f:f000::2f42026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

●A217.160.0.332026-03-25 → 2026-03-26 · 3 obs

○ 2017-02-06 00:23:18
● 2026-03-25 08:55:44
● 2026-03-26 13:17:08

○A217.160.187.1082015-08-09 → 2016-03-02 · 4 obs

● 2015-08-09 00:53:34
● 2016-03-02 12:34:22
○ 2016-06-18 04:32:12
○ 2026-03-26 13:17:08

○A217.160.230.1242016-06-18 → 2017-02-06 · 5 obs

○ 2016-03-02 12:34:22
● 2016-06-18 04:32:12
● 2017-02-06 00:23:18
○ 2026-03-25 08:55:44
○ 2026-03-26 13:17:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...	-
tusbuenoslibros.com	ns1066.ui-dns.org, ns1116.ui-dns.biz, ns1124.ui-dns.de, ns1116.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.116

NS records: ns1066.ui-dns.org, ns1116.ui-dns.biz, ns1124.ui-dns.de, ns1116.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tusbuenoslibros.com (unsigned zone)

⏱️ Timing

Total: 470ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.33`
AAAA	1	`2001:8d8:100f:f000::2f4`
NS	4	`ns1116.ui-dns.biz, ns1124.ui-dns.de...`
MX	2	`mx00.ionos.es (pri: 10), mx01.ionos.es (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1116.ui-dns.com hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1116.ui-dns.com, ns1116.ui-dns.com)

Analysis

Hierarchy

The parent of www.tusbuenoslibros.com is tusbuenoslibros.com.

IP Addresses

tusbuenoslibros.com points to two IP numbers: 2001:8d8:100f:f000::2f4 and 217.160.0.33.

Other host names such as rexincom.de, dnjt.info, woc-consultants.com, kurierteam.com and www.kostwein-gut.de share IPs with tusbuenoslibros.com.

Name Servers

tusbuenoslibros.com is delegated to four name servers: ns1116.ui-dns.biz, ns1116.ui-dns.com, ns1124.ui-dns.de and ns1066.ui-dns.org.

tusbuenoslibros.com at least partially shares name servers with other domains, for instance pestacular.com, goedde.info, pnaeq.com, bmgimports.com and niemeyer-fleischerei.de.

These name servers are commonly used alongside ns1116.ui-dns.de, ns1116.ui-dns.org, ns1124.ui-dns.org, ns1124.ui-dns.com, ns1124.ui-dns.biz, ns1066.ui-dns.biz, ns1066.ui-dns.com, ns1066.ui-dns.de, ns1089.ui-dns.com and ns1117.ui-dns.de.

Host names with two IP numbers: ns1116.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5174:100 and 217.160.81.116; ns1116.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5274:100 and 217.160.82.116; ns1124.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:124 and 217.160.80.124; ns1066.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5342:100 and 217.160.83.66.

Mail Servers

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

The mail server setup for tusbuenoslibros.com matches that of other domains, for instance epipe.es, ecoset.eu, festivaleurovision.com, ucibox.com and duoelite.es.

Host names with a single IP:

mx00.ionos.es points to 212.227.15.41.

mx01.ionos.es points to 217.72.192.67.

tusbuenoslibros.com - robtex.com