assertinstructors.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`assertinstructors.com`

DNSSEC	⚠️ Not signed
A	74.208.9.124^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		PTR	`ip74-208-9-124.pbiaas.com`
NS	`ns1054.ui-dns.org` ⭐
		A	2607:f1c0:fe:53:185:132:35:54^{🇺🇸 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	`ns1054.ui-dns.org`
		A	185.132.35.54^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1054.ui-dns.org`
NS	`ns1072.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:72^{🇺🇸 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	`ns1072.ui-dns.com`
		A	185.132.34.72^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1072.ui-dns.com`
NS	`ns1082.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:82^{🇺🇸 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	`ns1082.ui-dns.biz`
		A	185.132.33.82^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1082.ui-dns.biz`
NS	`ns1103.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:103^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
		A	185.132.32.103^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
MX	`mx00.ionos.com` ⭐
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.114.66^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1054.ui-dns.org`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=1790224469

Same first word

assertinstructors.com

Previous names

Next names

DNS History

14 records (7 active, 7 former)

●NSns1054.ui-dns.org2026-09-09 → 2026-09-24 · 3 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
● 2026-09-24 04:56:40

●NSns1072.ui-dns.com2026-09-09 → 2026-09-24 · 3 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
● 2026-09-24 04:56:40

●NSns1082.ui-dns.biz2026-09-09 → 2026-09-24 · 3 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
● 2026-09-24 04:56:40

●NSns1103.ui-dns.de2026-09-09 → 2026-09-24 · 3 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
● 2026-09-24 04:56:40

○NSns77.domaincontrol.com2015-06-02 → 2017-03-23 · 4 obs

● 2015-06-02 14:41:32
● 2017-03-23 00:05:40
○ 2026-09-09 07:34:42
○ 2026-09-24 04:56:40

○NSns78.domaincontrol.com2015-06-02 → 2017-03-23 · 4 obs

● 2015-06-02 14:41:32
● 2017-03-23 00:05:40
○ 2026-09-09 07:34:42
○ 2026-09-24 04:56:40

○MXmail.assertinstructors.com2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 23:10:14
● 2017-03-23 00:05:40
○ 2026-09-09 07:34:42
○ 2026-09-24 04:56:40

○MXmailstore1.secureserver.net2015-06-02 → 2016-07-19 · 4 obs

● 2015-06-02 14:41:32
● 2016-07-19 23:10:14
○ 2017-03-23 00:05:40
○ 2026-09-24 04:56:40

●MXmx00.ionos.com2026-09-09 → 2026-09-24 · 5 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
○ 2026-09-15 04:41:24
● 2026-09-15 07:32:16
● 2026-09-24 04:56:40

●MXmx01.ionos.com2026-09-09 → 2026-09-24 · 5 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
○ 2026-09-15 04:41:24
● 2026-09-15 07:32:16
● 2026-09-24 04:56:40

○MXsmtp.secureserver.net2015-06-02 → 2016-07-19 · 4 obs

● 2015-06-02 14:41:32
● 2016-07-19 23:10:14
○ 2017-03-23 00:05:40
○ 2026-09-24 04:56:40

○A107.180.40.1452017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 23:10:14
● 2017-03-23 00:05:40
○ 2026-09-09 07:34:42
○ 2026-09-24 04:56:40

○A184.168.182.202015-06-02 → 2016-07-19 · 4 obs

● 2015-06-02 14:41:32
● 2016-07-19 23:10:14
○ 2017-03-23 00:05:40
○ 2026-09-24 04:56:40

●A74.208.9.1242026-09-09 → 2026-09-24 · 5 obs

○ 2017-03-23 00:05:40
● 2026-09-09 07:34:42
○ 2026-09-15 04:41:24
● 2026-09-15 07:32:16
● 2026-09-24 04:56:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...	-
assertinstructors.com	ns1103.ui-dns.de, ns1054.ui-dns.org, ns1082.ui-dns.biz, ns1072.ui-dns.com	2 records

✅ Authoritative Response

Server:185.132.32.103

NS records: ns1103.ui-dns.de, ns1054.ui-dns.org, ns1082.ui-dns.biz, ns1072.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for assertinstructors.com (unsigned zone)

⏱️ Timing

Total: 1130ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.9.124`
NS	4	`ns1072.ui-dns.com, ns1082.ui-dns.biz...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1054.ui-dns.org hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1072.ui-dns.com, ns1072.ui-dns.com)

Analysis

IP Addresses

assertinstructors.com resolves to one IP address: 74.208.9.124.

Other hosts including ip74-208-9-124.pbiaas.com, 74-208-9-124.plesk.page and youcanbeassertive.com share IP addresses with assertinstructors.com.

Name Servers

The authoritative name servers for assertinstructors.com are ns1082.ui-dns.biz, ns1072.ui-dns.com, ns1103.ui-dns.de and ns1054.ui-dns.org.

There is at least partial name server overlap between assertinstructors.com and other domains — zahnsitter.com, ain-online.de, migrantresourcematch.info and two more among them.

These name servers regularly appear alongside ns1103.ui-dns.org, ns1103.ui-dns.com, ns1072.ui-dns.biz and 7 other name servers in NS record sets.

All four hostnames — ns1082.ui-dns.biz, ns1072.ui-dns.com, ns1103.ui-dns.de and ns1054.ui-dns.org — resolve to two IP numbers apiece: ns1082.ui-dns.biz to 185.132.33.82 and 2607:f1c0:fe:53:185:132:33:82; ns1072.ui-dns.com to 185.132.34.72 and 2607:f1c0:fe:53:185:132:34:72; ns1103.ui-dns.de to 185.132.32.103 and 2607:f1c0:fe:53:185:132:32:103; ns1054.ui-dns.org to 185.132.35.54 and 2607:f1c0:fe:53:185:132:35:54.

Mail Servers

Mail for assertinstructors.com is handled by two mail servers — mx00.ionos.com and mx01.ionos.com.

assertinstructors.com uses an identical mail server configuration to several other domains — among them palengke.ca, estoretic.org, sibelladesign.com and two more.

mx00.ionos.com → 74.208.114.65 and mx01.ionos.com → 74.208.114.66: one IP number per host name.