`eir-grid.org`

DNSSEC	⚠️ Not signed
A	193.120.137.236^{🇮🇪 AS-BTIRE193.120.0.0/16 IEUNET-AGG-ROUTE-1 Principal address block of BT Ireland}
NS	`ns1.blacknight.com` ⭐
		A	78.153.212.176^{🇮🇪 BLACKNIGHT-AS78.153.212.0/24 IE-BLACKNIGHT-INFRA}
			PTR	`ns1.blacknight.com`
NS	`ns2.blacknight.com`
		A	2a01:a8:dc3:3313::aaaa^{🇮🇪 BLACKNIGHT-AS2a01:a8::/32 IE-BLACKNIGHT-PA-IPV6}
			PTR	`ns2.blacknight.com`
		A	81.17.254.6^{🇮🇪 BLACKNIGHT-AS81.17.240.0/20 IE-BLACKNIGHT-PA}
			PTR	`ns2.blacknight.com`
TXT	`Esat Net customer`
SOA	`ns1.blacknight.com`hostmaster@blacknight.com serial=1275073395

`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=1773551953

Same first word

eir-grid.net

eir-grid.com

eir-grid.org

DNS History

7 records (3 active, 4 former)

○NSauth02.ns.esat.net2015-05-01 → 2017-08-16 · 4 obs

● 2015-05-01 02:56:44
● 2017-08-16 11:13:06
○ 2026-03-14 10:19:56
○ 2026-03-23 19:54:24

●NSns1.blacknight.com2026-03-14 → 2026-03-23 · 3 obs

○ 2017-08-16 11:13:06
● 2026-03-14 10:19:56
● 2026-03-23 19:54:24

●NSns2.blacknight.com2026-03-14 → 2026-03-23 · 3 obs

○ 2017-08-16 11:13:06
● 2026-03-14 10:19:56
● 2026-03-23 19:54:24

○NSsec02.ns.esat.net2015-05-01 → 2017-08-16 · 4 obs

● 2015-05-01 02:56:44
● 2017-08-16 11:13:06
○ 2026-03-14 10:19:56
○ 2026-03-23 19:54:24

○MXmxbackup.esat.net2015-10-26 → 2016-04-11 · 4 obs

● 2015-10-26 23:35:00
● 2016-04-11 01:53:06
○ 2016-11-25 13:04:06
○ 2026-03-23 19:54:24

○MXuucp.esat.net2015-10-26 → 2016-04-11 · 4 obs

● 2015-10-26 23:35:00
● 2016-04-11 01:53:06
○ 2016-11-25 13:04:06
○ 2026-03-23 19:54:24

●A193.120.137.2362015-05-01 → 2026-03-23 · 2 obs

● 2015-05-01 02:56:44
● 2026-03-23 19:54:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
eir-grid.org	ns1.blacknight.com, ns2.blacknight.com	-

✅ Authoritative Response

Server:81.17.254.6

NS records: ns1.blacknight.com, ns2.blacknight.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for eir-grid.org (unsigned zone)

⏱️ Timing

Total: 546ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.120.137.236`
NS	2	`ns2.blacknight.com, ns1.blacknight.com`
TXT	1	`Esat Net customer`
SOA	1	`ns1.blacknight.com hostmaster.blacknight`

Analysis

IP Addresses

eir-grid.org points to a single IP number: 193.120.137.236.

Other host names, for example eirgrid.net, eir-grid.net, eir-grid.com and eirgrid.org share IP numbers with eir-grid.org.

Name Servers

eir-grid.org is delegated to two name servers: ns1.blacknight.com and ns2.blacknight.com.

eir-grid.org uses the same name server setup as other domains, for instance mgmboats.com, jeffersonpayroll.ie, irishrecordfairs.com, by-bright.com and concernworldwide.ie.

eir-grid.org shares name servers with other domains at least partially, for instance stephenwalshsolicitors.ie, wolfie.me, ardaghgroup.org, easylivin.it and lemap.ie.

these name servers are commonly used together with ns3.blacknight.com and ns4.blacknight.com.

Host names with two IPs:

ns2.blacknight.com points to: 2a01:a8:dc3:3313::aaaa and 81.17.254.6.

Host names with one IP:

ns1.blacknight.com points to: 78.153.212.176.

eir-grid.org - robtex.com

eir-grid.org

org