drlearn.com - dns.ninja

`drlearn.com`

DNSSEC	⚠️ Not signed
A	74.208.71.55^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		PTR	`k20learning.com`
NS	`ns1081.ui-dns.de` ⭐
		A	2607:f1c0:fe:53:185:132:32:81^{🇺🇸 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	`ns1081.ui-dns.de`
		A	217.160.80.81^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1081.ui-dns.de`
NS	`ns1081.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5151:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1081.ui-dns.biz`
		A	217.160.81.81^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1081.ui-dns.biz`
NS	`ns1081.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5251:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1081.ui-dns.com`
		A	217.160.82.81^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns1081.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5351:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1081.ui-dns.org`
		A	217.160.83.81^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1081.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1081.ui-dns.de`hostmaster@1and1.com 2014-09-03 #4

`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=1782632655

Same first word

drlearn.com

Similar names

landerr.com

lardner.ca

lardner.org

randler.fr

randler.ro

lardner.com.au

radnerl.org

randler.de

renalrd.ca

rlander.com

larnder.com

randler.com

lernrad.de

lernrad.com

lerrand.com

larnder.co.uk

randler.net

randler.se

randler.eu

dlarner.com

learndr.com

lardner.net

DNS History

11 records (7 active, 4 former)

●NSns1081.ui-dns.biz2018-08-15 → 2026-06-28 · 3 obs

○ 2017-01-31 21:35:40
● 2018-08-15 12:57:42
● 2026-06-28 08:13:32

●NSns1081.ui-dns.com2018-08-15 → 2026-06-28 · 3 obs

○ 2017-01-31 21:35:40
● 2018-08-15 12:57:42
● 2026-06-28 08:13:32

●NSns1081.ui-dns.de2018-08-15 → 2026-06-28 · 3 obs

○ 2017-01-31 21:35:40
● 2018-08-15 12:57:42
● 2026-06-28 08:13:32

●NSns1081.ui-dns.org2018-08-15 → 2026-06-28 · 3 obs

○ 2017-01-31 21:35:40
● 2018-08-15 12:57:42
● 2026-06-28 08:13:32

○NSns29.1and1.com2015-07-03 → 2017-01-31 · 5 obs

○ 2008-03-16 12:22:42
● 2015-07-03 14:00:00
● 2017-01-31 21:35:40
○ 2018-08-15 12:57:42
○ 2026-06-28 08:13:32

○NSns30.1and1.com2015-07-03 → 2017-01-31 · 5 obs

○ 2008-03-16 12:22:42
● 2015-07-03 14:00:00
● 2017-01-31 21:35:40
○ 2018-08-15 12:57:42
○ 2026-06-28 08:13:32

○MXmx00.1and1.com2015-07-03 → 2018-08-15 · 5 obs

○ 2008-03-16 12:22:42
● 2015-07-03 14:00:00
● 2018-08-15 12:57:42
○ 2026-02-22 13:48:14
○ 2026-06-28 08:13:32

●MXmx00.ionos.com2026-02-22 → 2026-06-28 · 3 obs

○ 2018-08-15 12:57:42
● 2026-02-22 13:48:14
● 2026-06-28 08:13:32

○MXmx01.1and1.com2015-07-03 → 2018-08-15 · 5 obs

○ 2008-03-16 12:22:42
● 2015-07-03 14:00:00
● 2018-08-15 12:57:42
○ 2026-02-22 13:48:14
○ 2026-06-28 08:13:32

●MXmx01.ionos.com2026-02-22 → 2026-06-28 · 3 obs

○ 2018-08-15 12:57:42
● 2026-02-22 13:48:14
● 2026-06-28 08:13:32

●A74.208.71.552015-07-03 → 2026-06-28 · 3 obs

○ 2008-03-16 12:22:42
● 2015-07-03 14:00:00
● 2026-06-28 08:13:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
drlearn.com	ns1081.ui-dns.de, ns1081.ui-dns.biz, ns1081.ui-dns.org, ns1081.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.80.81

NS records: ns1081.ui-dns.de, ns1081.ui-dns.biz, ns1081.ui-dns.org, ns1081.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drlearn.com (unsigned zone)

⏱️ Timing

Total: 459ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.71.55`
NS	4	`ns1081.ui-dns.org, ns1081.ui-dns.com...`
MX	2	`mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1081.ui-dns.de hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1081.ui-dns.com, ns1081.ui-dns.com)

Analysis

IP Addresses

drlearn.com resolves to just one IP address, 74.208.71.55.

Two other host names, along with k20learning.com, softwaretrainingconsultants.com and martincaindesign.com, also share IP numbers with drlearn.com.

Name Servers

The NS records for drlearn.com point to four name servers: ns1081.ui-dns.biz, ns1081.ui-dns.com, ns1081.ui-dns.de and ns1081.ui-dns.org.

There is at least partial name server overlap between drlearn.com and other domains — feuerwehr-kaufungen.de, aesica.net, alpha-bau.de and two more among them.

These name servers tend to appear in combination with the name servers ns1089.ui-dns.com, ns1117.ui-dns.de, ns1031.ui-dns.de and ns1058.ui-dns.com.

All four hostnames — ns1081.ui-dns.biz, ns1081.ui-dns.com, ns1081.ui-dns.de and ns1081.ui-dns.org — resolve to two IP numbers apiece: ns1081.ui-dns.biz to 217.160.81.81 and 2001:8d8:fe:53:0:d9a0:5151:100; ns1081.ui-dns.com to 217.160.82.81 and 2001:8d8:fe:53:0:d9a0:5251:100; ns1081.ui-dns.de to 217.160.80.81 and 2607:f1c0:fe:53:185:132:32:81; ns1081.ui-dns.org to 217.160.83.81 and 2001:8d8:fe:53:0:d9a0:5351:100.

Mail Servers

drlearn.com is served by two mail servers, mx00.ionos.com and mx01.ionos.com.

Among the domains sharing a mail server setup with drlearn.com are emsunderground.com, housepricesusa.com, bull-film.com and two others.

mx00.ionos.com → 74.208.5.3 and mx01.ionos.com → 74.208.5.21: one IP number per host name.