101cursos.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

101cursos.com

DNSSEC⚠️ Not signed
A198.251.70.51🇺🇸 IONOS-AS198.251.64.0/20 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
NSns1045.ui-dns.com ⭐
A2607:f1c0:fe:53:185:132:34:45🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1045.ui-dns.com
A185.132.34.45🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1045.ui-dns.com
NSns1045.ui-dns.biz
A2607:f1c0:fe:53:185:132:33:45🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1045.ui-dns.biz
A185.132.33.45🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1045.ui-dns.biz
NSns1045.ui-dns.de
A2607:f1c0:fe:53:185:132:32:45🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1045.ui-dns.de
A185.132.32.45🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1045.ui-dns.de
NSns1045.ui-dns.org
A2607:f1c0:fe:53:185:132:35:45🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1045.ui-dns.org
A185.132.35.45🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1045.ui-dns.org
MXmx00.ionos.mx ⭐
A74.208.114.65🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.mx ⭐
A74.208.114.66🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
SOAns1045.ui-dns.comhostmaster@1und1.com 2017-06-01 #20

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=1786780959

Same first word

101cursos.com

DNS History

12 records (7 active, 5 former)

2017201820192020202120222023202420252026NSns1045.ui-dns.bizns1045.ui-dns.comns1045.ui-dns.dens1045.ui-dns.orgdns16.ovh.netns16.ovh.netMXmx00.ionos.mxmx01.ionos.mxredirect.ovh.netA198.251.70.51213.186.33.574.208.137.209
○NSdns16.ovh.net2016-07-11 → 2017-03-31 · 4 obs
● 2016-07-11 14:36:04
● 2017-03-31 07:47:38
○ 2020-04-08 15:55:44
○ 2026-08-15 08:13:36
●NSns1045.ui-dns.biz2020-04-08 → 2026-08-15 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
● 2026-08-15 08:13:36
●NSns1045.ui-dns.com2020-04-08 → 2026-08-15 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
● 2026-08-15 08:13:36
●NSns1045.ui-dns.de2020-04-08 → 2026-08-15 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
● 2026-08-15 08:13:36
●NSns1045.ui-dns.org2020-04-08 → 2026-08-15 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
● 2026-08-15 08:13:36
○NSns16.ovh.net2016-07-11 → 2017-03-31 · 4 obs
● 2016-07-11 14:36:04
● 2017-03-31 07:47:38
○ 2020-04-08 15:55:44
○ 2026-08-15 08:13:36
●MXmx00.ionos.mx2020-04-08 → 2026-08-15 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
● 2026-08-15 08:13:36
●MXmx01.ionos.mx2020-04-08 → 2026-08-15 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
● 2026-08-15 08:13:36
○MXredirect.ovh.net2016-07-11 → 2017-03-31 · 4 obs
● 2016-07-11 14:36:04
● 2017-03-31 07:47:38
○ 2020-04-08 15:55:44
○ 2026-08-15 08:13:36
●A198.251.70.512026-08-15 → 2026-08-15 · 2 obs
○ 2020-04-08 15:55:44
● 2026-08-15 08:13:36
○A213.186.33.52016-07-11 → 2017-03-31 · 4 obs
● 2016-07-11 14:36:04
● 2017-03-31 07:47:38
○ 2020-04-08 15:55:44
○ 2026-08-15 08:13:36
○A74.208.137.2092020-04-08 → 2020-04-08 · 3 obs
○ 2017-03-31 07:47:38
● 2020-04-08 15:55:44
○ 2026-08-15 08:13:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...-
101cursos.comns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.org, ns1045.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.82.45

NS records: ns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.org, ns1045.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 101cursos.com (unsigned zone)

⏱️ Timing

Total: 448ms | Queries: -

📄 Records

TypeCountSample Data
A1198.251.70.51
NS4ns1045.ui-dns.de, ns1045.ui-dns.biz...
MX2mx01.ionos.mx (pri: 10), mx00.ionos.mx (pri: 10)
SOA1ns1045.ui-dns.com hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1045.ui-dns.com, ns1045.ui-dns.com)

Analysis

IP Addresses

101cursos.com resolves to just one IP address, 198.251.70.51.

Name Servers

The NS records for 101cursos.com point to four name servers: ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.

The name servers of 101cursos.com overlap at least partially with those of other domains — among them weedoodirect.co.uk, voipmovil.com, ans-corp.com and two more.

These name servers commonly appear in combination with the name servers ns-uk.1and1-dns.biz.

Each of the four hosts ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org has two IP addresses. ns1045.ui-dns.biz points to 185.132.33.45 and 2607:f1c0:fe:53:185:132:33:45. ns1045.ui-dns.com points to 185.132.34.45 and 2607:f1c0:fe:53:185:132:34:45. ns1045.ui-dns.de points to 185.132.32.45 and 2607:f1c0:fe:53:185:132:32:45. ns1045.ui-dns.org points to 185.132.35.45 and 2607:f1c0:fe:53:185:132:35:45.

Mail Servers

101cursos.com is served by two mail servers, mx00.ionos.mx and mx01.ionos.mx.

Among the domains sharing a mail server setup with 101cursos.com are orange3server.com, digitalman.mx, familiacrossfit.com and two others.

101cursos.com has mail servers in common with other domains — emro.com.mx being one example.

Both mx00.ionos.mx and mx01.ionos.mx have a single IP address each — mx00.ionos.mx resolves to 74.208.114.65 while mx01.ionos.mx resolves to 74.208.114.66.