`intschool-leipzig.com`

DNSSEC	⚠️ Not signed
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns1.dnspackage.com` ⚠️ Not in zone NS records
		A	2610:1c8:b002::122^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.dnspackage.com`
		A	199.167.66.122^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.dnspackage.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`intschoolleipzig-com02c.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`mscid=K05lgEvll+83T1QtvwgA+25MD2ytCOu7iwAEjGVJTv(0x787858)YLFhorKWUujTcBbt6QB09GdmiG...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`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=1784920837

Previously MX for

intschool-leipzig.com

Same first word

intschool-leipzig.com

DNS History

26 records (6 active, 20 former)

●NSns1.bdm.microsoftonline.com2026-02-16 → 2026-07-24 · 3 obs

○ 2020-03-09 23:25:18
● 2026-02-16 23:11:32
● 2026-07-24 19:42:14

○NSns1.crazydomains.com2017-03-21 → 2020-03-09 · 5 obs

○ 2016-07-13 19:49:56
● 2017-03-21 02:07:40
● 2020-03-09 23:25:18
○ 2026-02-16 23:11:32
○ 2026-07-24 19:42:14

●NSns1.dnspackage.com2026-02-16 → 2026-07-24 · 3 obs

○ 2020-03-09 23:25:18
● 2026-02-16 23:11:32
● 2026-07-24 19:42:14

○NSns10.schlundtech.de2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 12:36:32
○ 2015-08-07 23:56:00
○ 2026-07-24 19:42:14

●NSns2.bdm.microsoftonline.com2026-02-16 → 2026-07-24 · 3 obs

○ 2020-03-09 23:25:18
● 2026-02-16 23:11:32
● 2026-07-24 19:42:14

○NSns2.crazydomains.com2017-03-21 → 2020-03-09 · 5 obs

○ 2016-07-13 19:49:56
● 2017-03-21 02:07:40
● 2020-03-09 23:25:18
○ 2026-02-16 23:11:32
○ 2026-07-24 19:42:14

●NSns3.bdm.microsoftonline.com2026-02-16 → 2026-07-24 · 3 obs

○ 2020-03-09 23:25:18
● 2026-02-16 23:11:32
● 2026-07-24 19:42:14

●NSns4.bdm.microsoftonline.com2026-02-16 → 2026-07-24 · 3 obs

○ 2020-03-09 23:25:18
● 2026-02-16 23:11:32
● 2026-07-24 19:42:14

○NSns9.schlundtech.de2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 12:36:32
○ 2015-08-07 23:56:00
○ 2026-07-24 19:42:14

○NSnsa6.schlundtech.de2015-08-07 → 2016-07-13 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○NSnsb6.schlundtech.de2015-08-07 → 2016-07-13 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○NSnsc6.schlundtech.de2015-08-07 → 2016-07-13 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○NSnsd6.schlundtech.de2015-08-07 → 2016-07-13 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○MX212.122.54.1452015-11-25 → 2016-07-13 · 5 obs

○ 2015-08-07 23:56:00
● 2015-11-25 09:07:20
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○MX212.122.54.1452015-08-07 → 2015-08-07 · 4 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
○ 2015-11-25 09:07:20
○ 2026-07-24 19:42:14

○MXintschool-leipzig.com2007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 12:36:32
○ 2015-08-07 23:56:00
○ 2026-07-24 19:42:14

●MXintschoolleipzig-com02c.mail.protection.outlook.com2026-02-16 → 2026-07-24 · 4 obs

○ 2017-03-21 02:07:40
● 2026-02-16 23:11:32
○ 2026-03-31 10:07:24
● 2026-07-24 19:42:14

○MXmail.intschool-leipzig.com2017-03-21 → 2026-02-16 · 5 obs

○ 2016-07-13 19:49:56
● 2017-03-21 02:07:40
● 2026-02-16 23:11:32
○ 2026-03-31 10:07:24
○ 2026-07-24 19:42:14

○MXmail.lis.school2017-03-21 → 2026-02-16 · 5 obs

○ 2016-07-13 19:49:56
● 2017-03-21 02:07:40
● 2026-02-16 23:11:32
○ 2026-03-31 10:07:24
○ 2026-07-24 19:42:14

○MXp509921ec.dip0.t-ipconnect.de2015-08-07 → 2016-07-13 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○MXs006.confuture.com2015-08-07 → 2016-07-13 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○A136.243.123.1032020-03-09 → 2026-02-16 · 5 obs

○ 2017-03-21 02:07:40
● 2020-03-09 23:25:18
● 2026-02-16 23:11:32
○ 2026-03-31 10:07:24
○ 2026-07-24 19:42:14

○A213.187.93.2382016-03-17 → 2016-07-13 · 5 obs

○ 2015-11-25 09:07:20
● 2016-03-17 19:58:36
● 2016-07-13 19:49:56
○ 2017-03-21 02:07:40
○ 2026-07-24 19:42:14

○A213.187.93.2532015-08-07 → 2015-11-25 · 5 obs

○ 2007-10-22 12:36:32
● 2015-08-07 23:56:00
● 2015-11-25 09:07:20
○ 2016-03-17 19:58:36
○ 2026-07-24 19:42:14

○A217.160.212.1652007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 12:36:32
○ 2015-08-07 23:56:00
○ 2026-07-24 19:42:14

○A91.220.49.1892017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-13 19:49:56
● 2017-03-21 02:07:40
○ 2020-03-09 23:25:18
○ 2026-07-24 19:42:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
intschool-leipzig.com	ns1.dnspackage.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com...	10 records

✅ Authoritative Response

Server:204.14.183.208

NS records: ns1.dnspackage.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for intschool-leipzig.com (unsigned zone)

⏱️ Timing

Total: 417ms | Queries: -

📄 Records

Type	Count	Sample Data
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.dnspackage.com, ns1.dnspackage.com, ns1.bdm.microsoftonline.com...)

Analysis

Name Servers

intschool-leipzig.com delegates to five name servers: ns1.dnspackage.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com and two others.

intschool-leipzig.com partially shares its NS delegation with several other domains, including edvgoetz.eu, principiaadvisory.com, vinicas.cl and two others.

The name servers ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns2.dnspackage.com and two others are commonly seen in use alongside these name servers.

Host names that have two IP addresses:

ns1.dnspackage.com resolves to two addresses: 199.167.66.122 and 2610:1c8:b002::122.

ns1.bdm.microsoftonline.com resolves to two addresses: 13.107.236.208 and 2603:1061:0:700::d0.

ns2.bdm.microsoftonline.com resolves to two addresses: 150.171.21.208 and 2620:1ec:8ec:700::d0.

ns3.bdm.microsoftonline.com resolves to two addresses: 204.14.183.208 and 2a01:111:4000:700::d0.

ns4.bdm.microsoftonline.com resolves to two addresses: 208.84.5.208 and 2620:1ec:bda:700::d0.