mitbcourses.es - dns.ninja

`mitbcourses.es`

DNSSEC	⚠️ Not signed
A	217.160.0.212^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
		PTR	`217-160-0-212.elastic-ssl.ui-r.com`
NS	`ns1057.ui-dns.com` ⭐
		A	2607:f1c0:fe:53:185:132:34:57^{🇺🇸 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	`ns1057.ui-dns.com`
		A	185.132.34.57^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1057.ui-dns.com`
NS	`ns1057.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:57^{🇺🇸 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	`ns1057.ui-dns.biz`
		A	185.132.33.57^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1057.ui-dns.biz`
NS	`ns1057.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:57^{🇺🇸 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	`ns1057.ui-dns.de`
		A	185.132.32.57^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1057.ui-dns.de`
NS	`ns1057.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:57^{🇺🇸 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	`ns1057.ui-dns.org`
		A	185.132.35.57^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1057.ui-dns.org`
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	`ns1057.ui-dns.com`hostmaster@1and1.es 2016-03-31 #23

`es`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.nic.es` ⭐
	NS	`a.nic.es`
	NS	`c.nic.es`
	NS	`g.nic.es`
	NS	`h.nic.es`
	SOA	`ns1.nic.es`hostmaster@nic.es 2026-08-01 #1

Same first word

mitbcourses.es

Similar names

bmusicstore.com

musicstrobe.com

strobemusic.com

missoctubre.com

DNS History

13 records (7 active, 6 former)

●NSns1057.ui-dns.biz2017-10-08 → 2026-08-01 · 3 obs

○ 2016-12-04 05:16:20
● 2017-10-08 03:27:48
● 2026-08-01 02:05:50

●NSns1057.ui-dns.com2017-10-08 → 2026-08-01 · 3 obs

○ 2016-12-04 05:16:20
● 2017-10-08 03:27:48
● 2026-08-01 02:05:50

●NSns1057.ui-dns.de2017-10-08 → 2026-08-01 · 3 obs

○ 2016-12-04 05:16:20
● 2017-10-08 03:27:48
● 2026-08-01 02:05:50

●NSns1057.ui-dns.org2017-10-08 → 2026-08-01 · 3 obs

○ 2016-12-04 05:16:20
● 2017-10-08 03:27:48
● 2026-08-01 02:05:50

○NSns63.1and1.es2015-06-26 → 2016-12-04 · 4 obs

● 2015-06-26 04:19:48
● 2016-12-04 05:16:20
○ 2017-10-08 03:27:48
○ 2026-08-01 02:05:50

○NSns64.1and1.es2015-06-26 → 2016-12-04 · 4 obs

● 2015-06-26 04:19:48
● 2016-12-04 05:16:20
○ 2017-10-08 03:27:48
○ 2026-08-01 02:05:50

○MXmx00.1and1.es2015-06-26 → 2017-10-08 · 4 obs

● 2015-06-26 04:19:48
● 2017-10-08 03:27:48
○ 2026-03-23 10:00:00
○ 2026-08-01 02:05:50

●MXmx00.ionos.es2026-03-23 → 2026-08-01 · 3 obs

○ 2017-10-08 03:27:48
● 2026-03-23 10:00:00
● 2026-08-01 02:05:50

○MXmx01.1and1.es2015-06-26 → 2017-10-08 · 4 obs

● 2015-06-26 04:19:48
● 2017-10-08 03:27:48
○ 2026-03-23 10:00:00
○ 2026-08-01 02:05:50

●MXmx01.ionos.es2026-03-23 → 2026-08-01 · 3 obs

○ 2017-10-08 03:27:48
● 2026-03-23 10:00:00
● 2026-08-01 02:05:50

○A212.227.247.1912016-04-22 → 2017-10-08 · 5 obs

○ 2016-01-22 16:17:38
● 2016-04-22 07:37:34
● 2017-10-08 03:27:48
○ 2026-03-23 10:00:00
○ 2026-08-01 02:05:50

●A217.160.0.2122026-03-23 → 2026-08-01 · 3 obs

○ 2017-10-08 03:27:48
● 2026-03-23 10:00:00
● 2026-08-01 02:05:50

○A87.106.194.1412015-06-26 → 2016-01-22 · 4 obs

● 2015-06-26 04:19:48
● 2016-01-22 16:17:38
○ 2016-04-22 07:37:34
○ 2026-08-01 02:05:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
es	a.nic.es, g.nic.es, c.nic.es, h.nic.es	-
mitbcourses.es	ns1057.ui-dns.com, ns1057.ui-dns.biz, ns1057.ui-dns.de, ns1057.ui-dns.org	-

✅ Authoritative Response

Server:185.132.34.57

NS records: ns1057.ui-dns.com, ns1057.ui-dns.biz, ns1057.ui-dns.de, ns1057.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mitbcourses.es (unsigned zone)

⏱️ Timing

Total: 629ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.212`
NS	4	`ns1057.ui-dns.de, ns1057.ui-dns.biz...`
MX	2	`mx00.ionos.es (pri: 10), mx01.ionos.es (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1057.ui-dns.com hostmaster.1and1.es`

Analysis

IP Addresses

mitbcourses.es has exactly one IP address — 217.160.0.212.

art-moro.de, hoteloliviaolaza.org, unisva.com plus two other host names have IP numbers in common with mitbcourses.es.

Name Servers

Four name servers handle the delegation for mitbcourses.es: ns1057.ui-dns.biz, ns1057.ui-dns.com, ns1057.ui-dns.de and ns1057.ui-dns.org.

There is at least partial name server overlap between mitbcourses.es and other domains — lfp-ink.de, sheltex.com, vorast.org and two more among them.

These name servers regularly appear alongside ns1121.ui-dns.biz, ns1064.ui-dns.com, ns1047.ui-dns.de and 4 other name servers in NS record sets.

All four hostnames — ns1057.ui-dns.biz, ns1057.ui-dns.com, ns1057.ui-dns.de and ns1057.ui-dns.org — resolve to two IP numbers apiece: ns1057.ui-dns.biz to 185.132.33.57 and 2607:f1c0:fe:53:185:132:33:57; ns1057.ui-dns.com to 185.132.34.57 and 2607:f1c0:fe:53:185:132:34:57; ns1057.ui-dns.de to 185.132.32.57 and 2607:f1c0:fe:53:185:132:32:57; ns1057.ui-dns.org to 185.132.35.57 and 2607:f1c0:fe:53:185:132:35:57.

Mail Servers

mitbcourses.es uses two mail servers, mx00.ionos.es and mx01.ionos.es.

The mail server setup of mitbcourses.es matches that of other domains such as majesticfinances.com, dismonsa.com, el-man.es and two others.

mx00.ionos.es → 212.227.15.41 and mx01.ionos.es → 217.72.192.67: one IP number per host name.