`disciplinetbb.nl`

DNSSEC	⚠️ Not signed
A	131.180.77.135^{🇳🇱 TUDELFT-NL131.180.0.0/16 Delft University of Technology Network P.O. Box 354 2600 AJ Delft}
		PTR	`awec2013.com`
		PTR	`awec2015.com`
		PTR	`awec2017.com`
		PTR	`awec2018.com`
		PTR	`awec2019.com`
		PTR	`awec2021.com`
		PTR	`awec2024.com`
		PTR	`awec2026.com`
		PTR	`composite-maintenance.com`
		PTR	`compositemaintenance.com`
		PTR	`counterterrorismethics.com`
		PTR	`creatingthequantumfuture.com`
		PTR	`delftsolardecathlon.com`
		PTR	`tbb.edu`
		PTR	`adaptive-environments.eu`
		PTR	`awec2015.eu`
		PTR	`awec2026.eu`
		PTR	`awesco.eu`
		PTR	`comcas.eu`
		PTR	`dcsummit.eu`
		PTR	`kitepower.eu`
		PTR	`prorisc-safe2019.eu`
		PTR	`qclab.eu`
		PTR	`qukit.eu`
		PTR	`reach-h2020.eu`
		PTR	`roboticbuilding.eu`
		PTR	`step4wind.eu`
		PTR	`qutech.info`
		PTR	`waterdictionary.info`
		PTR	`ammoniadrive.net`
		PTR	`qiatf.net`
		PTR	`arcqt.nl`
		PTR	`arcqutech.nl`
		PTR	`cassaflow.nl`
		PTR	`composiet-onderhoud.nl`
		PTR	`creatingthequantumfuture.nl`
		PTR	`dataflowt.nl`
		PTR	`dicea.nl`
		PTR	`disciplinetbb.nl`
		PTR	`dutchisotopesvalley.nl`
		PTR	`efb-dsp.nl`
		PTR	`ets-24.nl`
		PTR	`ets24.nl`
		PTR	`hybridlabs.nl`
		PTR	`is2c.nl`
		PTR	`kennisbank-waterbouw.nl`
		PTR	`kluyvercentre.nl`
		PTR	`lammingafonds.nl`
		PTR	`learning4society.nl`
		PTR	`lelystichting.nl`
		PTR	`qclab.nl`
		PTR	`qutech.nl`
		PTR	`qutechacademy.nl`
		PTR	`tourdemazur.nl`
		PTR	`vlsisoc2024.nl`
		PTR	`frontiers-les-houches.org`
		PTR	`iaror.org`
		PTR	`offshorewindenergy.org`
		PTR	`quantuminternetalliance.org`
		PTR	`sasbe.org`
		PTR	`socialglass.org`
		PTR	`quantum-internet.team`
		PTR	`www.waterdictionary.info`
		PTR	`www.dicea.nl`
		PTR	`intranet.kluyvercentre.nl`
		PTR	`disc.tudelft.nl`
		PTR	`dscp.tudelft.nl`
		PTR	`fnv.tudelft.nl`
		PTR	`kavli.tudelft.nl`
		PTR	`lamp8.tudelft.nl`
		PTR	`or.tudelft.nl`
		PTR	`oras.tudelft.nl`
		PTR	`qutech.tudelft.nl`
		PTR	`step4wind.tudelft.nl`
		PTR	`svr.tudelft.nl`
		PTR	`*.quantuminternetalliance.org`
		PTR	`studieverzameling.ewi.tudelft.nl`
NS	`ns1.tudelft.nl` ⭐
		A	130.161.180.1^{🇳🇱 TUDELFT-NL130.161.0.0/16 Delft University of Technology Network P.O. Box 354 2600 AJ Delft}
			PTR	`ns1.tudelft.nl`
NS	`ns2.tudelft.nl`
		A	130.161.180.65^{🇳🇱 TUDELFT-NL130.161.0.0/16 Delft University of Technology Network P.O. Box 354 2600 AJ Delft}
			PTR	`ns2.tudelft.nl`
MX	`disciplinetbb-nl.mail.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::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
		A	52.101.73.153^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00401.inbound.protection.outlook.com`
TXT	`MS=ms94552555`
TXT	`HARICA-qrmq5zIjDHuf6vq5cK0`
SOA	`ns1.tudelft.nl`hostmaster@tudelft.nl serial=16

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-05-08 07:00:02 +0000 (EPOCH 1778223602)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-05-08 #14

PTR for

135.77.180.131.in-addr.arpa

Same first word

disciplinetbb.nl

DNS History

4 records (4 active, 0 former)

●NSns1.tudelft.nl2026-03-06 → 2026-05-08 · 2 obs

● 2026-03-06 16:31:32
● 2026-05-08 08:04:00

●NSns2.tudelft.nl2026-03-06 → 2026-05-08 · 2 obs

● 2026-03-06 16:31:32
● 2026-05-08 08:04:00

●MXdisciplinetbb-nl.mail.protection.outlook.com2026-03-06 → 2026-05-08 · 2 obs

● 2026-03-06 16:31:32
● 2026-05-08 08:04:00

●A131.180.77.1352026-03-06 → 2026-05-08 · 2 obs

● 2026-03-06 16:31:32
● 2026-05-08 08:04:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
disciplinetbb.nl	ns1.tudelft.nl, ns2.tudelft.nl	2 records

✅ Authoritative Response

Server:130.161.180.65

NS records: ns1.tudelft.nl, ns2.tudelft.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for disciplinetbb.nl (unsigned zone)

⏱️ Timing

Total: 351ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`131.180.77.135`
NS	2	`ns2.tudelft.nl, ns1.tudelft.nl`
MX	1	`disciplinetbb-nl.mail.protection.outlook`
TXT	2	`HARICA-qrmq5zIjDHuf6vq5cK0, MS=ms94552555`
SOA	1	`ns1.tudelft.nl hostmaster.tudelft.nl`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.tudelft.nl, ns2.tudelft.nl)

Analysis

IP Addresses

disciplinetbb.nl resolves to a single IP address: 131.180.77.135.

Other host names including cassaflow.nl, offshorewindenergy.org, dicea.nl, lamp8.tudelft.nl and arcqutech.nl share IP numbers with disciplinetbb.nl.

Name Servers

disciplinetbb.nl's delegation uses two name servers, ns1.tudelft.nl and ns2.tudelft.nl.

disciplinetbb.nl shares the same name server setup as other domains, for example registration-ami-conference.nl, 132.161.130.in-addr.arpa, transsonic.nl, bsa.tudelft.nl and ocp.tudelft.nl.

disciplinetbb.nl at least partially shares name servers with other domains; for instance delftuniversityoftechnology.eu.

Host names with a single IP:

ns1.tudelft.nl points to 130.161.180.1.

ns2.tudelft.nl points to 130.161.180.65.

Mail Servers

disciplinetbb.nl is handled by a single mail server, disciplinetbb-nl.mail.protection.outlook.com.

Hostname disciplinetbb-nl.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::d, 2a01:111:f403:ca09::20, 52.101.68.12, 52.101.73.28, 52.101.73.30 and 52.101.73.153.

disciplinetbb.nl - robtex.com