`hdg-architecture.com`

DNSSEC	⚠️ Not signed
A	2604:a880:2:d0::2148:3001^{🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean}
		PTR	`hdg-architecture.com`
A	138.68.9.160^{🇺🇸 DIGITALOCEAN138.68.0.0/20 DigitalOcean}
NS	`ns1.digitalocean.com` ⭐
		A	2606:4700:52::ac40:34d2^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com`
		A	2606:4700:5a::ac40:3515^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com`
		A	2606:4700:52::ac40:31d1^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
MX	`hdgarchitecture-com0i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr02cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	52.101.8.46^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr05cu00406.inbound.protection.outlook.com`
		A	52.101.9.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00702.inbound.protection.outlook.com`
		A	52.101.11.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr03cu00202.inbound.protection.outlook.com`
		A	52.101.194.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch1pr04cu00103.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.digitalocean.com`hostmaster@hdg-architecture.com serial=0

`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=1778459851

PTR for

1.0.0.3.8.4.1.2.0.0.0.0.0.0.0.0.0.d.0.0.2.0.0.0.0.8.8.a.4.0.6.2.ip6.arpa

160.9.68.138.in-addr.arpa

Same first word

hdg-architecture.com

DNS History

11 records (6 active, 5 former)

●NSns1.digitalocean.com2026-05-09 → 2026-05-11 · 3 obs

○ 2018-06-13 07:59:12
● 2026-05-09 08:30:22
● 2026-05-11 00:43:36

○NSns11.domaincontrol.com2016-12-13 → 2018-06-13 · 4 obs

● 2016-12-13 20:42:50
● 2018-06-13 07:59:12
○ 2026-05-09 08:30:22
○ 2026-05-11 00:43:36

○NSns12.domaincontrol.com2016-12-13 → 2018-06-13 · 4 obs

● 2016-12-13 20:42:50
● 2018-06-13 07:59:12
○ 2026-05-09 08:30:22
○ 2026-05-11 00:43:36

●NSns2.digitalocean.com2026-05-09 → 2026-05-11 · 3 obs

○ 2018-06-13 07:59:12
● 2026-05-09 08:30:22
● 2026-05-11 00:43:36

●NSns3.digitalocean.com2026-05-09 → 2026-05-11 · 3 obs

○ 2018-06-13 07:59:12
● 2026-05-09 08:30:22
● 2026-05-11 00:43:36

●MXhdgarchitecture-com0i.mail.protection.outlook.com2018-06-13 → 2026-05-11 · 3 obs

○ 2016-12-13 20:42:50
● 2018-06-13 07:59:12
● 2026-05-11 00:43:36

○MXmailstore1.secureserver.net2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 20:42:50
○ 2018-06-13 07:59:12
○ 2026-05-11 00:43:36

○MXsmtp.secureserver.net2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 20:42:50
○ 2018-06-13 07:59:12
○ 2026-05-11 00:43:36

●A138.68.9.1602026-05-09 → 2026-05-11 · 3 obs

○ 2018-06-13 07:59:12
● 2026-05-09 08:30:22
● 2026-05-11 00:43:36

○A184.168.224.1592016-12-13 → 2018-06-13 · 4 obs

● 2016-12-13 20:42:50
● 2018-06-13 07:59:12
○ 2026-05-09 08:30:22
○ 2026-05-11 00:43:36

●A2604:a880:2:d0::2148:30012026-05-09 → 2026-05-11 · 3 obs

○ 2018-06-13 07:59:12
● 2026-05-09 08:30:22
● 2026-05-11 00:43:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
hdg-architecture.com	ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com	3 records

✅ Authoritative Response

Server:172.64.53.21

NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hdg-architecture.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.68.9.160`
AAAA	1	`2604:a880:2:d0::2148:3001`
NS	3	`ns3.digitalocean.com, ns2.digitalocean.com...`
MX	1	`hdgarchitecture-com0i.mail.protection.ou`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.digitalocean.com hostmaster.hdg-arch`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)

Analysis

IP Addresses

hdg-architecture.com resolves to two IP numbers: 2604:a880:2:d0::2148:3001 and 138.68.9.160.

Name Servers

hdg-architecture.com is delegated to three name servers ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

hdg-architecture.com at least partially shares name servers with other domains, for instance 1.0.0.b.3.1.c.0.0.0.0.0.0.0.0.0.0.d.0.0.1.0.0.0.0.c.0.b.3.0.a.2.ip6.arpa, bluenanta.com, valters.me, 3.170.107.in-addr.arpa and www.bsfileshare.com.

Host names with two IP numbers:

ns1.digitalocean.com points to: 2606:4700:52::ac40:34d2 and 172.64.52.210.

ns2.digitalocean.com points to: 2606:4700:5a::ac40:3515 and 172.64.53.21.

ns3.digitalocean.com points to: 2606:4700:52::ac40:31d1 and 172.64.49.209.

Mail Servers

hdg-architecture.com is handled by a single mail server, hdgarchitecture-com0i.mail.protection.outlook.com.

Host hdgarchitecture-com0i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::7, 2a01:111:f403:c946::2, 2a01:111:f403:f802::, 2a01:111:f403:f908::, 52.101.8.46, 52.101.9.26, 52.101.11.10 and 52.101.194.3.

hdg-architecture.com - robtex.com