codeschema.com - dns.ninja

`codeschema.com`

DNSSEC	⚠️ Not signed
A	66.198.240.21^{🇺🇸 vercara-udos66.198.240.0/24}
		PTR	`mi3-cl9-its1.a2hosting.com`
NS	`ns1.a2hosting.com` ⭐
		A	13.248.158.180^{🇺🇸 Amazon13.248.144.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns2.a2hosting.com`
		A	75.2.118.134^{🇺🇸 Amazon75.2.112.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
NS	`ns3.a2hosting.com`
		A	76.223.26.245^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns4.a2hosting.com`
		A	99.83.147.209^{🇺🇸 Amazon99.83.144.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c27::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
MX	`aspmx.l.google.com`⁽²⁾
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.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::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		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	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		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	`mail.codeschema.com`⁽⁵²⁰⁾
		A	66.198.240.21^{🇺🇸 vercara-udos66.198.240.0/24}
			PTR	`mi3-cl9-its1.a2hosting.com`
TXT	`google-site-verification=ozaYXKjUK5221tBIYF9eveC4tls3QHCOiZpWHVsW9o8`
TXT	`v=spf1 +a +mx +ip4:66.198.240.21 include:spf.a2hosting.com include:_spf.googl...`
SOA	`ns1.a2hosting.com`root@mi3-cl9-its1.a2hosting.com 2026-06-17 #1

`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=1783477416

Previously MX for

codeschema.com

Subdomains

mail.codeschema.com

Same first word

codeschema.com

Similar names

meccoshade.com

schemacode.com

medcoaches.de

DNS History

19 records (15 active, 4 former)

●NSns1.a2hosting.com2026-02-17 → 2026-07-08 · 3 obs

○ 2017-05-28 10:59:34
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

●NSns2.a2hosting.com2026-02-17 → 2026-07-08 · 3 obs

○ 2017-05-28 10:59:34
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

●NSns3.a2hosting.com2026-02-17 → 2026-07-08 · 3 obs

○ 2017-05-28 10:59:34
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

●NSns4.a2hosting.com2026-02-17 → 2026-07-08 · 3 obs

○ 2017-05-28 10:59:34
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

○NSns6185.hostgator.com2015-07-21 → 2017-05-28 · 4 obs

● 2015-07-21 22:00:06
● 2017-05-28 10:59:34
○ 2026-02-17 19:28:36
○ 2026-07-08 02:35:32

○NSns6186.hostgator.com2015-07-21 → 2017-05-28 · 4 obs

● 2015-07-21 22:00:06
● 2017-05-28 10:59:34
○ 2026-02-17 19:28:36
○ 2026-07-08 02:35:32

●MXalt1.aspmx.l.google.com2015-07-21 → 2026-07-08 · 2 obs

● 2015-07-21 22:00:06
● 2026-07-08 02:35:32

●MXalt2.aspmx.l.google.com2015-07-21 → 2026-07-08 · 2 obs

● 2015-07-21 22:00:06
● 2026-07-08 02:35:32

●MXalt3.aspmx.l.google.com2026-02-17 → 2026-07-08 · 3 obs

○ 2015-07-21 22:00:06
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

●MXalt4.aspmx.l.google.com2026-02-17 → 2026-07-08 · 3 obs

○ 2015-07-21 22:00:06
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

●MXaspmx.l.google.com2015-07-21 → 2026-07-08 · 2 obs

● 2015-07-21 22:00:06
● 2026-07-08 02:35:32

●MXaspmx2.googlemail.com2015-07-21 → 2026-07-08 · 2 obs

● 2015-07-21 22:00:06
● 2026-07-08 02:35:32

●MXaspmx3.googlemail.com2015-07-21 → 2026-07-08 · 2 obs

● 2015-07-21 22:00:06
● 2026-07-08 02:35:32

●MXaspmx4.googlemail.com2015-07-21 → 2026-07-08 · 2 obs

● 2015-07-21 22:00:06
● 2026-07-08 02:35:32

○MXcodeschema.com2015-07-21 → 2026-04-14 · 4 obs

● 2015-07-21 22:00:06
● 2026-04-14 13:18:24
○ 2026-07-05 07:01:30
○ 2026-07-08 02:35:32

●MXmail.codeschema.com2026-02-17 → 2026-07-08 · 3 obs

○ 2015-07-21 22:00:06
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

●MXsmtp.google.com2026-07-05 → 2026-07-08 · 3 obs

○ 2026-04-14 13:18:24
● 2026-07-05 07:01:30
● 2026-07-08 02:35:32

○A192.232.219.922015-07-21 → 2017-05-28 · 4 obs

● 2015-07-21 22:00:06
● 2017-05-28 10:59:34
○ 2026-02-17 19:28:36
○ 2026-07-08 02:35:32

●A66.198.240.212026-02-17 → 2026-07-08 · 3 obs

○ 2017-05-28 10:59:34
● 2026-02-17 19:28:36
● 2026-07-08 02:35:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
codeschema.com	ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com	4 records

✅ Authoritative Response

Server:13.248.158.180

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codeschema.com (unsigned zone)

⏱️ Timing

Total: 211ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.198.240.21`
NS	4	`ns1.a2hosting.com, ns3.a2hosting.com...`
MX	10	`alt4.aspmx.l.GOOGLE.com (pri: 10), mail.codeschema.com (pri: 520)...`
TXT	2	`google-site-verification=ozaYXKjUK5221tB, v=spf1 +a +mx +ip4:66.198.240.21 include`
SOA	1	`ns1.a2hosting.com root.mi3-cl9-its1.a2ho`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)

Analysis

Hierarchy

mail.codeschema.com is delegated beneath codeschema.com.

IP Addresses

codeschema.com points to a single IP number: 66.198.240.21.

Additional host names — mail.risnerroofingwesttexas.com, godofinsects.com, mail.scandwood.com and two others — share IP numbers with codeschema.com.

Name Servers

codeschema.com has four authoritative name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

There is at least partial name server overlap between codeschema.com and other domains — soupandbread.net, atlasconsultinginc.com, dtoconsult.com and two more among them.

These name servers tend to appear in combination with the name servers ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.

ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com each resolve to one IP address: ns1.a2hosting.com resolves to 13.248.158.180, ns2.a2hosting.com resolves to 75.2.118.134, ns3.a2hosting.com resolves to 76.223.26.245 and ns4.a2hosting.com resolves to 99.83.147.209.

Mail Servers

codeschema.com accepts email via 10 mail servers: mail.codeschema.com, smtp.google.com, aspmx2.googlemail.com and 7 other.

codeschema.com shares mail servers — at least in part — with other domains, including jde.com.pl, ns500737.ns500599.ns500724.ns500599.ns500737.ns500599.ns500737.ns500724.ns500737.ns500737.ns500737.ns500697.ns500682.ns500669.yummyflingsfinder.com, oliver-price.co.uk and two others.

These mail servers are frequently used alongside mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, aspmx.l.google.com and 5 other.

Host names with 9 IP numbers:

smtp.google.com has IP addresses 172.253.62.27, 172.253.115.27 and 172.253.122.26, plus 6 other.

Host names with two IP numbers:

aspmx2.googlemail.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx4.googlemail.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

aspmx.l.google.com has two IP addresses: 192.178.155.27 and 2607:f8b0:4004:c17::1a.

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

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.

Host names pointing to a single IP address:

mail.codeschema.com directs to 66.198.240.21.

Host names pointing to 108.177.123.27 IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 2a00:1450:400b:c02::1b IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.

Host names pointing to 192.178.223.27 IP addresses: aspmx4.googlemail.com and alt3.aspmx.l.google.com.