declanstack.com - dns.ninja

`declanstack.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1a17^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:872b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.23^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.43^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elsa.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a6f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elsa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elsa.ns.cloudflare.com`
		A	108.162.192.111^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
		A	172.64.32.111^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
		A	173.245.58.111^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
NS	`marek.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marek.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marek.ns.cloudflare.com`
		A	108.162.193.202^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	172.64.33.202^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	173.245.59.202^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
MX	`filtered.antispam.ie` ⭐
		A	78.153.212.228^{🇮🇪 BLACKNIGHT-AS78.153.212.0/24 IE-BLACKNIGHT-INFRA}
			PTR	`s1-se.blacknight.ie`
		A	78.153.212.229^{🇮🇪 BLACKNIGHT-AS78.153.212.0/24 IE-BLACKNIGHT-INFRA}
			PTR	`s2-se.blacknight.ie`
MX	`smtp1r.cp.blacknight.com` ⭐
		A	81.17.254.19^{🇮🇪 BLACKNIGHT-AS81.17.240.0/20 IE-BLACKNIGHT-PA}
			PTR	`nginxmailproxy001.blacknight.com`
		A	81.17.254.20^{🇮🇪 BLACKNIGHT-AS81.17.240.0/20 IE-BLACKNIGHT-PA}
			PTR	`nginxmailproxy002.blacknight.com`
		A	81.17.254.21^{🇮🇪 BLACKNIGHT-AS81.17.240.0/20 IE-BLACKNIGHT-PA}
			PTR	`nginxmxproxy001.blacknight.com`
		A	81.17.254.22^{🇮🇪 BLACKNIGHT-AS81.17.240.0/20 IE-BLACKNIGHT-PA}
			PTR	`nginxmxproxy002.blacknight.com`
TXT	`v=spf1 a include:spf.blacknight.ie ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.26.23, 172.67.135.43
		IPv6 hints	2606:4700:3031::6815:1a17, 2606:4700:3037::ac43:872b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=24, name=cloudflare-ech.com
SOA	`elsa.ns.cloudflare.com`dns@cloudflare.com serial=2410168404

`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=1784888192

Same first word

declanstack.com

DNS History

18 records (8 active, 10 former)

●NSelsa.ns.cloudflare.com2017-04-05 → 2026-07-24 · 3 obs

○ 2016-09-08 23:02:30
● 2017-04-05 16:30:26
● 2026-07-24 10:29:14

●NSmarek.ns.cloudflare.com2017-04-05 → 2026-07-24 · 3 obs

○ 2016-09-08 23:02:30
● 2017-04-05 16:30:26
● 2026-07-24 10:29:14

○NSns1.blacknight.com2015-06-14 → 2016-09-08 · 4 obs

● 2015-06-14 17:03:04
● 2016-09-08 23:02:30
○ 2017-04-05 16:30:26
○ 2026-07-24 10:29:14

○NSns2.blacknight.com2015-06-14 → 2016-09-08 · 4 obs

● 2015-06-14 17:03:04
● 2016-09-08 23:02:30
○ 2017-04-05 16:30:26
○ 2026-07-24 10:29:14

●MXfiltered.antispam.ie2015-06-14 → 2026-07-24 · 2 obs

● 2015-06-14 17:03:04
● 2026-07-24 10:29:14

●MXsmtp1r.cp.blacknight.com2026-02-17 → 2026-07-24 · 3 obs

○ 2015-06-14 17:03:04
● 2026-02-17 10:43:44
● 2026-07-24 10:29:14

●A104.21.26.232026-02-17 → 2026-07-24 · 3 obs

○ 2017-04-05 16:30:26
● 2026-02-17 10:43:44
● 2026-07-24 10:29:14

○A104.28.24.1142017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-08 23:02:30
● 2017-04-05 16:30:26
○ 2026-02-17 10:43:44
○ 2026-07-24 10:29:14

○A104.28.25.1142017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-08 23:02:30
● 2017-04-05 16:30:26
○ 2026-02-17 10:43:44
○ 2026-07-24 10:29:14

●A172.67.135.432026-02-17 → 2026-07-24 · 3 obs

○ 2017-04-05 16:30:26
● 2026-02-17 10:43:44
● 2026-07-24 10:29:14

○A185.2.67.142015-06-14 → 2016-09-08 · 4 obs

● 2015-06-14 17:03:04
● 2016-09-08 23:02:30
○ 2017-04-05 16:30:26
○ 2026-07-24 10:29:14

○A2400:cb00:2048:1::681c:18722017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-08 23:02:30
● 2017-04-05 16:30:26
○ 2026-02-17 10:43:44
○ 2026-07-24 10:29:14

○A2400:cb00:2048:1::681c:19722017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-08 23:02:30
● 2017-04-05 16:30:26
○ 2026-02-17 10:43:44
○ 2026-07-24 10:29:14

●A2606:4700:3031::6815:1a172026-06-28 → 2026-07-24 · 3 obs

○ 2026-06-03 12:27:18
● 2026-06-28 18:12:12
● 2026-07-24 10:29:14

○A2606:4700:3031::ac43:872b2026-02-17 → 2026-06-03 · 5 obs

○ 2017-04-05 16:30:26
● 2026-02-17 10:43:44
● 2026-06-03 12:27:18
○ 2026-06-28 18:12:12
○ 2026-07-24 10:29:14

○A2606:4700:3033::6815:1a172026-02-17 → 2026-06-03 · 5 obs

○ 2017-04-05 16:30:26
● 2026-02-17 10:43:44
● 2026-06-03 12:27:18
○ 2026-06-28 18:12:12
○ 2026-07-24 10:29:14

●A2606:4700:3037::ac43:872b2026-06-28 → 2026-07-24 · 3 obs

○ 2026-06-03 12:27:18
● 2026-06-28 18:12:12
● 2026-07-24 10:29:14

○A2a01:a8:dc0:330:1::10332015-06-14 → 2016-09-08 · 4 obs

● 2015-06-14 17:03:04
● 2016-09-08 23:02:30
○ 2017-04-05 16:30:26
○ 2026-07-24 10:29:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
declanstack.com	elsa.ns.cloudflare.com, marek.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.202

NS records: elsa.ns.cloudflare.com, marek.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for declanstack.com (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.26.23, 172.67.135.43`
AAAA	2	`2606:4700:3031::6815:1a17, 2606:4700:3037::ac43:872b`
NS	2	`elsa.ns.cloudflare.com, marek.ns.cloudflare.com`
MX	2	`filtered.antispam.ie (pri: 10), smtp1r.cp.blacknight.com (pri: 10)`
TXT	1	`v=spf1 a include:spf.blacknight.ie ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elsa.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (elsa.ns.cloudflare.com, elsa.ns.cloudflare.com, elsa.ns.cloudflare.com...)

Analysis

IP Addresses

declanstack.com directs to four IP numbers, which are 104.21.26.23, 172.67.135.43, 2606:4700:3031::6815:1a17 and 2606:4700:3037::ac43:872b.

Additional host names — bioeffect.pl, brasty.pl, hd.hookfilm.ru and two others — share IP numbers with declanstack.com.

Name Servers

declanstack.com is served by two delegated name servers, elsa.ns.cloudflare.com and marek.ns.cloudflare.com.

declanstack.com shares its name server setup with other domains, including cav.mg, hairformen.ie, anmpress.com and two others.

There is at least partial name server overlap between declanstack.com and other domains — (0x616e616c)is.id, corporatecouncilonafrica.com, thedogsnobs.com and two more among them.

These name servers are routinely deployed together with the name servers trace.ns.cloudflare.com.

Host names with 6 IP numbers:

elsa.ns.cloudflare.com carries IP addresses 108.162.192.111, 172.64.32.111 and 173.245.58.111, with 3 other addresses beyond those.

marek.ns.cloudflare.com carries IP addresses 108.162.193.202, 172.64.33.202 and 173.245.59.202, with 3 other addresses beyond those.

Mail Servers

declanstack.com has two mail servers: filtered.antispam.ie and smtp1r.cp.blacknight.com.

Like decscanner.com and berrating.ie, declanstack.com has the same mail server arrangement as several other domains.

declanstack.com shares mail servers — at least in part — with other domains, including totalrma.com, baumanns.ie, lookwest.ie and two others.

These mail servers are frequently used alongside mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 other.

Host names resolving to four IP addresses:

smtp1r.cp.blacknight.com resolves to four IP addresses — 81.17.254.19, 81.17.254.20, 81.17.254.21 and 81.17.254.22.

Host names with two IP numbers:

filtered.antispam.ie maps to two IP addresses — 78.153.212.228 and 78.153.212.229.