`engineeringvalidation.org`

DNSSEC	⚠️ Not signed
A	152.88.8.19^{🇨🇭 Switch152.88.0.0/16 DDETH-NET}
		PTR	`engineeringvalidation.org`
NS	`dns3.emp-eaw.ch` ⭐
		A	2001:620:d:41e::103^{🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network}
			PTR	`dns3.emp-eaw.ch`
			PTR	`ee-dns1.emp-eaw.ch`
		A	152.88.9.5^{🇨🇭 Switch152.88.0.0/16 DDETH-NET}
			PTR	`dns3.emp-eaw.ch`
			PTR	`ee-dns1.emp-eaw.ch`
NS	`dns4.emp-eaw.ch`
		A	2001:620:d:41e::104^{🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network}
			PTR	`dns4.emp-eaw.ch`
			PTR	`ee-dns2.emp-eaw.ch`
		A	152.88.9.61^{🇨🇭 Switch152.88.0.0/16 DDETH-NET}
			PTR	`dns4.emp-eaw.ch`
			PTR	`ee-dns2.emp-eaw.ch`
SOA	`dns3.emp-eaw.ch`hostmaster@eawag.ch 2018-05-07 #11

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1776128277

PTR for

19.8.88.152.in-addr.arpa

Same first word

engineeringvalidation.org

Similar names

validationengineering.com

DNS History

4 records (3 active, 1 former)

●NSdns3.emp-eaw.ch2015-05-25 → 2026-04-14 · 2 obs

● 2015-05-25 17:28:50
● 2026-04-14 01:31:06

●NSdns4.emp-eaw.ch2015-05-25 → 2026-04-14 · 2 obs

● 2015-05-25 17:28:50
● 2026-04-14 01:31:06

○A152.88.7.232015-05-25 → 2017-03-18 · 4 obs

● 2015-05-25 17:28:50
● 2017-03-18 19:13:08
○ 2020-02-10 10:24:24
○ 2026-04-14 01:31:06

●A152.88.8.192020-02-10 → 2026-04-14 · 3 obs

○ 2017-03-18 19:13:08
● 2020-02-10 10:24:24
● 2026-04-14 01:31:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
engineeringvalidation.org	dns4.emp-eaw.ch, dns3.emp-eaw.ch	-

✅ Authoritative Response

Server:152.88.9.5

NS records: dns4.emp-eaw.ch, dns3.emp-eaw.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineeringvalidation.org (unsigned zone)

⏱️ Timing

Total: 754ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`152.88.8.19`
NS	2	`dns4.emp-eaw.ch, dns3.emp-eaw.ch`
SOA	1	`dns3.emp-eaw.ch hostmaster.eawag.ch`

Analysis

IP Addresses

engineeringvalidation.org points to IP number: 152.88.8.19.

Name Servers

engineeringvalidation.org is delegated to two name servers: dns3.emp-eaw.ch and dns4.emp-eaw.ch.

engineeringvalidation.org shares the same name server setup as arts-energystorage.ch, voicesofeawag.ch, valuedecisions.science, fischereiberatung.ch and academie-empa.ch.

Host names with two IP numbers: dns3.emp-eaw.ch points to: 2001:620:d:41e::103 and 152.88.9.5; dns4.emp-eaw.ch points to: 2001:620:d:41e::104 and 152.88.9.61.

engineeringvalidation.org - robtex.com