`accessibilitycheck.com`

DNSSEC	⚠️ Not signed
A	50.6.160.120^{🇺🇸 ORACLE-OCI-3189850.6.160.0/23 Oracle Corporation}
		PTR	`50-6-160-120.unifiedlayer.com`
NS	`ns83.worldnic.com` ⭐
		A	162.159.26.131^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns84.worldnic.com`
		A	162.159.27.117^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`accessibilitycheck-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c92c::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm6pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c936::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy1pr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f910::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00300.inbound.protection.outlook.com`
		A	52.101.9.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr03cu00206.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.40.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00204.inbound.protection.outlook.com`
		A	52.101.50.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00404.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms60953313`
SOA	`NS83.WORLDNIC.com`namehost@WORLDNIC.com serial=126020220

`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=1771291435

Subdomains

adsl-70-128-88-4.accessibilitycheck.com

adsl-70-128-88-5.accessibilitycheck.com

Same first word

accessibilitycheck.com

DNS History

5 records (4 active, 1 former)

●NSns83.worldnic.com2015-07-26 → 2026-03-24 · 2 obs

● 2015-07-26 06:30:44
● 2026-03-24 11:08:44

●NSns84.worldnic.com2015-07-26 → 2026-03-24 · 2 obs

● 2015-07-26 06:30:44
● 2026-03-24 11:08:44

●MXaccessibilitycheck-com.mail.protection.outlook.com2015-07-26 → 2026-03-24 · 2 obs

● 2015-07-26 06:30:44
● 2026-03-24 11:08:44

●A50.6.160.1202026-03-01 → 2026-03-24 · 3 obs

○ 2017-04-08 23:35:24
● 2026-03-01 03:18:32
● 2026-03-24 11:08:44

○A99.3.157.1532015-07-26 → 2017-04-08 · 4 obs

● 2015-07-26 06:30:44
● 2017-04-08 23:35:24
○ 2026-03-01 03:18:32
○ 2026-03-24 11:08:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net...	-
accessibilitycheck.com	ns83.worldnic.com, ns84.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.117

NS records: ns83.worldnic.com, ns84.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for accessibilitycheck.com (unsigned zone)

⏱️ Timing

Total: 346ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.6.160.120`
NS	2	`ns84.worldnic.com, ns83.worldnic.com`
MX	1	`accessibilitycheck-com.mail.protection.o`
TXT	2	`MS=ms60953313, v=spf1 include:spf.protection.outlook.co`
SOA	1	`NS83.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns83.worldnic.com, ns84.worldnic.com)

Analysis

Hierarchy

accessibilitycheck.com is parent of adsl-70-128-88-4.accessibilitycheck.com and adsl-70-128-88-5.accessibilitycheck.com.

IP Addresses

accessibilitycheck.com points to a single IP number: 50.6.160.120.

other host names for instance mail.crossteez.com, adsl-70-128-88-5.accessibilitycheck.com, backwoodsmom.com, gujaratproperty.com and ing-termel.com share IP numbers with accessibilitycheck.com.

Name Servers

accessibilitycheck.com is delegated to two name servers: ns83.worldnic.com and ns84.worldnic.com.

accessibilitycheck.com shares the same name server setup as other domains, for example funraising4dollars.com, sbaconsulting.com, walmark.com, tedpay.com and nystewardshipappeal.org.

Host names with one IP number:

The host ns83.worldnic.com points to 162.159.26.131 and the host ns84.worldnic.com points to 162.159.27.117.

Mail Servers

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

Host name accessibilitycheck-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c92c::1, 2a01:111:f403:c936::, 2a01:111:f403:f901::2, 2a01:111:f403:f910::, 52.101.9.14, 52.101.11.7, 52.101.40.4 and 52.101.50.4.

accessibilitycheck.com - robtex.com