`mainframecustom.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3108::ac42:28b5^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3108::ac42:2b4b^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.40.181^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.43.75^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`laylah.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laylah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laylah.ns.cloudflare.com`
		A	108.162.194.230^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
		A	162.159.38.230^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
		A	172.64.34.230^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
NS	`reese.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c375^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reese.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2375^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reese.ns.cloudflare.com`
		A	108.162.195.117^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	162.159.44.117^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	172.64.35.117^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
MX	`mainframecustom-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c922::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr03cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr05cu00501.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f90d::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr03cu00106.inbound.protection.outlook.com`
		A	52.101.42.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00300.inbound.protection.outlook.com`
		A	52.101.194.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00401.inbound.protection.outlook.com`
TXT	`google-site-verification=vifKei2_Y1KeDAA4byL9XFUC-sMZYWfIy-Ke_caijtk`
TXT	`v=spf1 +mx +a +ip4:64.91.247.120 +ip4:23.187.24.0/24 include:spf.protection.o...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	172.66.40.181, 172.66.43.75
		IPv6 hints	2606:4700:3108::ac42:28b5, 2606:4700:3108::ac42:2b4b
SOA	`laylah.ns.cloudflare.com`dns@cloudflare.com serial=2402974101

`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=1778310776

Previously MX for

mainframecustom.com

Subdomains

ns1.mainframecustom.com

Same first word

mainframecustom.com

DNS History

11 records (7 active, 4 former)

●NSlaylah.ns.cloudflare.com2026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

○NSns1.mainframecustom.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:32:06
○ 2026-02-26 13:01:22
○ 2026-05-09 07:35:34

○NSns2.mainframecustom.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:32:06
○ 2026-02-26 13:01:22
○ 2026-05-09 07:35:34

●NSreese.ns.cloudflare.com2026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

●MXmainframecustom-com.mail.protection.outlook.com2026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

○MXmainframecustom.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:32:06
○ 2026-02-26 13:01:22
○ 2026-05-09 07:35:34

○A162.144.62.2512016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:32:06
○ 2026-02-26 13:01:22
○ 2026-05-09 07:35:34

●A172.66.40.1812026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

●A172.66.43.752026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

●A2606:4700:3108::ac42:28b52026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

●A2606:4700:3108::ac42:2b4b2026-02-26 → 2026-05-09 · 3 obs

○ 2016-12-05 01:32:06
● 2026-02-26 13:01:22
● 2026-05-09 07:35:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
mainframecustom.com	laylah.ns.cloudflare.com, reese.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.230

NS records: laylah.ns.cloudflare.com, reese.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mainframecustom.com (unsigned zone)

⏱️ Timing

Total: 832ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.43.75, 172.66.40.181`
AAAA	2	`2606:4700:3108::ac42:28b5, 2606:4700:3108::ac42:2b4b`
NS	2	`laylah.ns.cloudflare.com, reese.ns.cloudflare.com`
MX	1	`mainframecustom-com.mail.protection.outl`
TXT	2	`google-site-verification=vifKei2_Y1KeDAA, v=spf1 +mx +a +ip4:64.91.247.120 +ip4:23`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`laylah.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of ns1.mainframecustom.com is mainframecustom.com.

IP Addresses

mainframecustom.com maps to four IP numbers: 2606:4700:3108::ac42:28b5, 2606:4700:3108::ac42:2b4b, 172.66.40.181 and 172.66.43.75.

other host names include www.hkcontactlens.com, kr.dm5.com.cdn.cloudflare.net, fasadsystem.com, selectconnect.se and sbobet888m.win; they share IP numbers with mainframecustom.com.

Name Servers

Two name servers laylah.ns.cloudflare.com and reese.ns.cloudflare.com handle the delegation for mainframecustom.com.

mainframecustom.com shares the same name server setup as other domains, for instance portalces.org, eclipse-barcelona.com, coy99.net, briarlane.net and pumpup.co.

mainframecustom.com at least partially shares name servers with other domains, for instance etra-spas.com, fogi.us, uniso.eu, zabewy.com and zoombinator.com.

These name servers are commonly used alongside violet.ns.cloudflare.com, colin.ns.cloudflare.com and simon.ns.cloudflare.com.

Six IP addresses per host:

laylah.ns.cloudflare.com points to 2606:4700:50::a29f:26e6, 2803:f800:50::6ca2:c2e6, 2a06:98c1:50::ac40:22e6, 108.162.194.230, 162.159.38.230 and 172.64.34.230; reese.ns.cloudflare.com points to 2606:4700:58::a29f:2c75, 2803:f800:50::6ca2:c375, 2a06:98c1:50::ac40:2375, 108.162.195.117, 162.159.44.117 and 172.64.35.117

Mail Servers

mainframecustom.com is handled by a single mail server, mainframecustom-com.mail.protection.outlook.com.

Hostname mainframecustom-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c922::, 2a01:111:f403:c922::1, 2a01:111:f403:f902::2, 2a01:111:f403:f90d::1, 40.93.192.4, 52.101.40.6, 52.101.42.16 and 52.101.194.17.

mainframecustom.com - robtex.com