`practicalinformatics.com`

DNSSEC	⚠️ Not signed
A	216.150.16.1^{🇨🇦 Amazon216.150.16.0/24 EC2 Prefix}
A	216.150.16.193^{🇨🇦 Amazon216.150.16.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p13.nsone.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.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	`google-site-verification=hDMCuXOxQOf4fVrlMd1SasiHbKwbdhOSXNV_lGRbNBg`
TXT	`google-site-verification=u756xJ5oKqTTROn6mOW0bTX18Cq4y2-skzSNNC7ubvs`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1764640551

`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=1783757057

Same first word

practicalinformatics.com

DNS History

32 records (9 active, 23 former)

○NSlogan.ns.cloudflare.com2017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

○NSmaya.ns.cloudflare.com2017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

●NSns1.vercel-dns.com2026-06-15 → 2026-07-11 · 3 obs

○ 2020-01-12 11:51:58
● 2026-06-15 23:41:02
● 2026-07-11 08:12:40

○NSns12.wixdns.net2020-01-12 → 2020-01-12 · 4 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
○ 2026-06-15 23:41:02
○ 2026-07-11 08:12:40

○NSns13.wixdns.net2020-01-12 → 2020-01-12 · 4 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
○ 2026-06-15 23:41:02
○ 2026-07-11 08:12:40

●NSns2.vercel-dns.com2026-06-15 → 2026-07-11 · 3 obs

○ 2020-01-12 11:51:58
● 2026-06-15 23:41:02
● 2026-07-11 08:12:40

○NSns51.1and1.com2015-06-05 → 2015-10-23 · 4 obs

● 2015-06-05 10:42:58
● 2015-10-23 19:35:22
○ 2015-12-30 20:53:40
○ 2026-07-11 08:12:40

○NSns52.1and1.com2015-06-05 → 2015-10-23 · 4 obs

● 2015-06-05 10:42:58
● 2015-10-23 19:35:22
○ 2015-12-30 20:53:40
○ 2026-07-11 08:12:40

●MXalt1.aspmx.l.google.com2020-01-12 → 2026-07-11 · 3 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
● 2026-07-11 08:12:40

●MXalt2.aspmx.l.google.com2020-01-12 → 2026-07-11 · 3 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
● 2026-07-11 08:12:40

●MXalt3.aspmx.l.google.com2026-06-15 → 2026-07-11 · 3 obs

○ 2020-01-12 11:51:58
● 2026-06-15 23:41:02
● 2026-07-11 08:12:40

●MXalt4.aspmx.l.google.com2026-06-15 → 2026-07-11 · 3 obs

○ 2020-01-12 11:51:58
● 2026-06-15 23:41:02
● 2026-07-11 08:12:40

●MXaspmx.l.google.com2020-01-12 → 2026-07-11 · 3 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
● 2026-07-11 08:12:40

○MXaspmx2.googlemail.com2020-01-12 → 2020-01-12 · 4 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
○ 2026-06-15 23:41:02
○ 2026-07-11 08:12:40

○MXaspmx3.googlemail.com2020-01-12 → 2020-01-12 · 4 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
○ 2026-06-15 23:41:02
○ 2026-07-11 08:12:40

○MXmx.practicalinformatics.com.cust.b.hostedemail.com2017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

○MXmx00.1and1.com2015-06-05 → 2015-10-23 · 4 obs

● 2015-06-05 10:42:58
● 2015-10-23 19:35:22
○ 2015-12-30 20:53:40
○ 2026-07-11 08:12:40

○MXmx01.1and1.com2015-06-05 → 2015-10-23 · 4 obs

● 2015-06-05 10:42:58
● 2015-10-23 19:35:22
○ 2015-12-30 20:53:40
○ 2026-07-11 08:12:40

○A104.24.136.252017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

○A104.24.137.252017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

○A216.150.1.12026-06-23 → 2026-06-24 · 6 obs

○ 2026-06-15 23:41:02
● 2026-06-23 11:47:12
○ 2026-06-24 14:01:20
● 2026-06-24 17:44:46
○ 2026-06-24 19:26:50
○ 2026-07-11 08:12:40

○A216.150.1.1292026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-26 23:33:38
● 2026-06-27 00:45:42
○ 2026-06-27 04:52:26
○ 2026-07-11 08:12:40

○A216.150.1.1932026-06-24 → 2026-06-24 · 4 obs

○ 2026-06-24 17:44:46
● 2026-06-24 19:26:50
○ 2026-06-25 20:59:30
○ 2026-07-11 08:12:40

○A216.150.1.652026-06-24 → 2026-06-26 · 8 obs

○ 2026-06-23 11:47:12
● 2026-06-24 14:01:20
○ 2026-06-24 19:26:50
● 2026-06-25 20:59:30
○ 2026-06-25 23:25:30
● 2026-06-26 08:09:14
○ 2026-06-27 04:52:26
○ 2026-07-11 08:12:40

●A216.150.16.12026-06-15 → 2026-07-11 · 7 obs

○ 2020-01-12 11:51:58
● 2026-06-15 23:41:02
○ 2026-06-23 11:47:12
● 2026-06-25 23:25:30
○ 2026-06-26 08:09:14
● 2026-06-27 04:52:26
● 2026-07-11 08:12:40

○A216.150.16.1292026-06-23 → 2026-06-26 · 10 obs

○ 2026-06-15 23:41:02
● 2026-06-23 11:47:12
○ 2026-06-24 17:44:46
● 2026-06-24 19:26:50
○ 2026-06-25 20:59:30
● 2026-06-25 23:25:30
○ 2026-06-26 08:09:14
● 2026-06-26 23:33:38
○ 2026-06-27 00:45:42
○ 2026-07-11 08:12:40

●A216.150.16.1932026-06-15 → 2026-07-11 · 5 obs

○ 2020-01-12 11:51:58
● 2026-06-15 23:41:02
○ 2026-06-23 11:47:12
● 2026-06-27 04:52:26
● 2026-07-11 08:12:40

○A216.150.16.652026-06-25 → 2026-06-26 · 6 obs

○ 2026-06-24 19:26:50
● 2026-06-25 20:59:30
○ 2026-06-25 23:25:30
● 2026-06-26 08:09:14
○ 2026-06-26 23:33:38
○ 2026-07-11 08:12:40

○A23.236.62.1472020-01-12 → 2020-01-12 · 4 obs

○ 2017-03-18 13:23:40
● 2020-01-12 11:51:58
○ 2026-06-15 23:41:02
○ 2026-07-11 08:12:40

○A2400:cb00:2048:1::6818:88192017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

○A2400:cb00:2048:1::6818:89192017-03-18 → 2017-03-18 · 4 obs

○ 2015-12-30 20:53:40
● 2017-03-18 13:23:40
○ 2020-01-12 11:51:58
○ 2026-07-11 08:12:40

○A74.208.88.512015-06-05 → 2015-10-23 · 4 obs

● 2015-06-05 10:42:58
● 2015-10-23 19:35:22
○ 2015-12-30 20:53:40
○ 2026-07-11 08:12:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
practicalinformatics.com	ns1.vercel-dns.com, ns2.vercel-dns.com	4 records

✅ Authoritative Response

Server:198.51.45.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for practicalinformatics.com (unsigned zone)

⏱️ Timing

Total: 2946ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`216.150.16.1, 216.150.16.129`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=hDMCuXOxQOf4fVr, google-site-verification=u756xJ5oKqTTROn...`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)

Analysis

IP Addresses

practicalinformatics.com resolves to the IP addresses 216.150.16.1 and 216.150.16.193

Among the host names that share IP numbers with practicalinformatics.com are runbackoffice.com, helovi.com, helbor.com.br and two others.

Name Servers

DNS delegation for practicalinformatics.com points to two name servers: ns1.vercel-dns.com and ns2.vercel-dns.com.

ns1.vercel-dns.com directs to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1. ns2.vercel-dns.com directs to 198.51.45.13 and 2a00:edc0:6259:7:13::2. Each host name carries two IP addresses.

Mail Servers

practicalinformatics.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

practicalinformatics.com shares at least some of its mail servers with other domains — for example opsstart.com, ns500768.ns500759.ns500698.ns500758.ns500698.ns500698.ns500735.ns500736.ns500698.ns500735.ns500735.ns500708.ns500698.ns500698.trackreceptor.com, ns500731.ns500671.ns500754.ns500754.ns500731.ns500688.ns500671.ns500705.ns500704.ns500671.ns500131.lustychickser.com and two more.

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

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 172.253.63.27 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.

practicalinformatics.com - robtex.com