`loop.dcu.ie`

	CNAME	`loop.prod.dcu.catalyst-eu.net`
	CNAME	`pier4-prd-external-alb-1517091392.eu-west-1.elb.amazonaws.com`
	DNSSEC	⚠️ Not signed
	A	2a05:d018:1826:2000:6c0e:8ec2:1eb:8f06^{🇮🇪 Amazon2a05:d018:1000::/36 EC2 DUB Prefix}
	A	2a05:d018:1826:2001:8881:aab1:48d3:2dd2^{🇮🇪 Amazon2a05:d018:1000::/36 EC2 DUB Prefix}
	A	2a05:d018:1826:2002:7d12:2e8c:709e:9bc9^{🇮🇪 Amazon2a05:d018:1000::/36 EC2 DUB Prefix}
	A	52.19.121.195^{🇮🇪 Amazon52.18.0.0/15 EC2 DUB prefix}
	A	52.215.113.40^{🇮🇪 Amazon52.208.0.0/13 EC2 DUB prefix}
	A	63.34.141.156^{🇮🇪 Amazon63.32.0.0/14 EC2 DUB prefix}

`dcu.ie`

	DNSSEC	⚠️ Not signed
	A	99.80.221.0^{🇮🇪 Amazon99.80.0.0/15 EC2 DUB prefix}
	NS	`ns-2005.awsdns-58.co.uk` ⭐
	NS	`ns-105.awsdns-13.com`
	NS	`ns-1250.awsdns-28.org`
	NS	`ns-870.awsdns-44.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
	TXT	`HARICA-PZQEgnLWRx99PnHigIL`
	TXT	`a93627cf39e4403f8e1d5a697e700555`
	TXT	`abuseipdb-verification=vX8jkiir`
	TXT	`access-domain-verification=d9d6dc874ff8027d490740b734b7b68f9ea85e8a3700c9cca4...`
	TXT	`access-domain-verification=f2d14e56c304cb66f6c24f7251d14f66f99c86d9a1535b2057...`
	TXT	`adobe-idp-site-verification=2536add4e894408f353318f2a5f4774fe76fc5fa9444ae17a...`
	TXT	`amazonses:cwCK0+yQMUTHgS9M+5pTcODNRKB3mA+uJy/MT2PlujI=`
	TXT	`apple-domain-verification=8dGpQBywHgXJLSFU`
	TXT	`atlassian-domain-verification=VpIlIpt7hU3FQVY16iomqYV2d9Y6J5u0B1hI8Nq8brgqSz0...`
	TXT	`brevo-code:31f8096a79aa99e5d5eae3496217fee3`
	TXT	`google-site-verification=OYSjDhQ83PdCvam2LmLQ97vUl4-W7CJeOGKQ0F8v8Jk`
	TXT	`google-site-verification=OhhU3papvOWhKcms7yBDSM-lFIYtIcvT2Fhw4ZjhuQQ`
	TXT	`google-site-verification=ijLls24tWJ3pf5tIOl2PtYpNMljP-GnZoKABhB-HuVI`
	TXT	`peoplexd-domain-verification=6DD0C27DADE97F206143`
	TXT	`teamviewer-sso-verification=acf2c4a62dc14205b2fecacccc216354`
	TXT	`v=spf1 include:_spf.google.com ip4:136.206.1.100 ip4:198.187.196.100 ip4:193....`
	SOA	`ns-2005.awsdns-58.co.uk`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (92/100)
rank #7600 globally
rank #11 in the tld
This domain "dcu.ie" belongs to Dublin City University, a public research university located in Dublin, Ireland. The website is used for various purposes, including providing information about the university's courses and departments, news updates, research publications, and access to various online services for students and staff. It is the primary online platform through which the university communicates with its community and the wider public.WOT: SAFE (92/100)
📈 Tranco rank: #24,682

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DNS History

2 records (1 active, 1 former)

○A193.1.204.722017-01-08 → 2026-02-14 · 3 obs

● 2017-01-08 12:21:36
● 2026-02-14 23:18:34
○ 2026-04-12 21:11:54

●CNAMEloop.prod.dcu.catalyst-eu.net2026-02-14 → 2026-04-12 · 2 obs

● 2026-02-14 23:18:34
● 2026-04-12 21:11:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ie	a.ns.ie, c.ns.ie, d.ns.ie, e.ns.ie...	-
dcu.ie	ns-105.awsdns-13.com, ns-870.awsdns-44.net, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-
dcu.ie	ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net	-

✅ Authoritative Response

Server:205.251.195.102

NS records: ns-105.awsdns-13.com, ns-1250.awsdns-28.org, ns-2005.awsdns-58.co.uk, ns-870.awsdns-44.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dcu.ie (unsigned zone)

⏱️ Timing

Total: 675ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`loop.prod.dcu.catalyst-eu.net`

Analysis

IP Addresses

loop.dcu.ie maps to six IPs: 2a05:d018:1826:2000:6c0e:8ec2:1eb:8f06, 2a05:d018:1826:2001:8881:aab1:48d3:2dd2, 2a05:d018:1826:2002:7d12:2e8c:709e:9bc9, 52.19.121.195, 52.215.113.40 and 63.34.141.156.

Other host names, for example ec2-52-19-121-195.eu-west-1.compute.amazonaws.com, share IP numbers with loop.dcu.ie.

loop.dcu.ie - robtex.com

loop.dcu.ie

dcu.ie