structuredabstraction.com - dns.ninja

`structuredabstraction.com`

DNSSEC	⚠️ Not signed
A	209.38.8.172^{🇺🇸 DIGITALOCEAN209.38.8.0/21 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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 a mx include:_spf.google.com include:spf.mtasv.net ~all`
SOA	`ns1.digitalocean.com`hostmaster@structuredabstraction.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=1784567002

Subdomains

www.structuredabstraction.com

Same first word

structuredabstraction.org

structuredabstraction.com

DNS History

19 records (9 active, 10 former)

●NSns1.digitalocean.com2026-03-22 → 2026-07-20 · 3 obs

○ 2017-04-05 15:27:58
● 2026-03-22 20:03:40
● 2026-07-20 17:04:58

○NSns1.webfaction.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

●NSns2.digitalocean.com2026-03-22 → 2026-07-20 · 3 obs

○ 2017-04-05 15:27:58
● 2026-03-22 20:03:40
● 2026-07-20 17:04:58

○NSns2.webfaction.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

●NSns3.digitalocean.com2026-03-22 → 2026-07-20 · 3 obs

○ 2017-04-05 15:27:58
● 2026-03-22 20:03:40
● 2026-07-20 17:04:58

○NSns3.webfaction.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

○NSns4.webfaction.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

●MXalt1.aspmx.l.google.com2015-05-28 → 2026-07-20 · 2 obs

● 2015-05-28 08:07:00
● 2026-07-20 17:04:58

●MXalt2.aspmx.l.google.com2015-05-28 → 2026-07-20 · 2 obs

● 2015-05-28 08:07:00
● 2026-07-20 17:04:58

●MXalt3.aspmx.l.google.com2026-03-22 → 2026-07-20 · 3 obs

○ 2017-04-05 15:27:58
● 2026-03-22 20:03:40
● 2026-07-20 17:04:58

●MXalt4.aspmx.l.google.com2026-03-22 → 2026-07-20 · 3 obs

○ 2017-04-05 15:27:58
● 2026-03-22 20:03:40
● 2026-07-20 17:04:58

●MXaspmx.l.google.com2015-05-28 → 2026-07-20 · 2 obs

● 2015-05-28 08:07:00
● 2026-07-20 17:04:58

○MXaspmx2.googlemail.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

○MXaspmx3.googlemail.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

○MXaspmx4.googlemail.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

○MXaspmx5.googlemail.com2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

○A108.168.205.672015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

●A209.38.8.1722026-03-22 → 2026-07-20 · 3 obs

○ 2017-04-05 15:27:58
● 2026-03-22 20:03:40
● 2026-07-20 17:04:58

○A2607:f0d0:1101:84:2::7f2015-05-28 → 2017-04-05 · 4 obs

● 2015-05-28 08:07:00
● 2017-04-05 15:27:58
○ 2026-03-22 20:03:40
○ 2026-07-20 17:04:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
structuredabstraction.com	ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com	3 records

✅ Authoritative Response

Server:172.64.49.209

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for structuredabstraction.com (unsigned zone)

⏱️ Timing

Total: 1634ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.38.8.172`
NS	3	`ns2.digitalocean.com, ns1.digitalocean.com...`
MX	5	`alt2.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 a mx include:_spf.google.com incl`
SOA	1	`ns1.digitalocean.com hostmaster.structur`

📌 Glue Records Collected

Total: 3

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

Analysis

Hierarchy

structuredabstraction.com serves as the parent of www.structuredabstraction.com.

IP Addresses

structuredabstraction.com directs to one IP number, which is 209.38.8.172.

www.structuredabstraction.com is an example of another host name that shares IP numbers with structuredabstraction.com.

Name Servers

structuredabstraction.com has three name servers — ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

structuredabstraction.com has at least partial name server overlap with other domains, such as acadsoft.com.br, ww3report.com, 187.209.134.in-addr.arpa and two others.

Each of ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com points to two IP numbers. ns1.digitalocean.com points to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com points to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com points to 172.64.49.209 and 2606:4700:52::ac40:31d1.

Mail Servers

Mail for structuredabstraction.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

structuredabstraction.com shares at least some of its mail servers with other domains — for example sermecoop.cl, magius.es, thedeeproot.net and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com resolves to 64.233.180.26 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.