testdereferencement.com - dns.ninja

`testdereferencement.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:c9c4^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4a63^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.74.99^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.201.196^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`blair.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2679^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c279^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blair.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2279^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`blair.ns.cloudflare.com`
		A	108.162.194.121^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
		A	162.159.38.121^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
		A	172.64.34.121^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blair.ns.cloudflare.com`
NS	`edward.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cd2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`edward.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`edward.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`edward.ns.cloudflare.com`
		A	108.162.195.210^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`edward.ns.cloudflare.com`
		A	162.159.44.210^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`edward.ns.cloudflare.com`
		A	172.64.35.210^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`edward.ns.cloudflare.com`
MX	`_dc-mx.4fbf723f00e6.testdereferencement.com` ⭐
		A	185.65.56.159^{🇫🇷 NAMESHIELD185.65.56.0/22 Nameshield Paris Equinix-Overlap}
			PTR	`mx8.validname.com`
MX	`_dc-mx.7822ebcd1468.testdereferencement.com` ⭐
		A	185.65.56.159^{🇫🇷 NAMESHIELD185.65.56.0/22 Nameshield Paris Equinix-Overlap}
			PTR	`mx8.validname.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.74.99, 172.67.201.196
		IPv6 hints	2606:4700:3034::ac43:c9c4, 2606:4700:3037::6815:4a63
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=140, name=cloudflare-ech.com
SOA	`blair.ns.cloudflare.com`dns@cloudflare.com serial=2407615991

`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=1785178617

Subdomains

mx1.testdereferencement.com

mx2.testdereferencement.com

Same first word

testdereferencement.com

DNS History

19 records (8 active, 11 former)

○NSa.dns.gandi.net2015-07-24 → 2018-10-17 · 4 obs

● 2015-07-24 19:55:16
● 2018-10-17 06:10:28
○ 2026-03-12 12:50:56
○ 2026-07-27 19:03:04

○NSb.dns.gandi.net2015-07-24 → 2018-10-17 · 4 obs

● 2015-07-24 19:55:16
● 2018-10-17 06:10:28
○ 2026-03-12 12:50:56
○ 2026-07-27 19:03:04

●NSblair.ns.cloudflare.com2026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

○NSc.dns.gandi.net2015-07-24 → 2018-10-17 · 4 obs

● 2015-07-24 19:55:16
● 2018-10-17 06:10:28
○ 2026-03-12 12:50:56
○ 2026-07-27 19:03:04

○NSdns1.namebay.com2026-03-12 → 2026-03-16 · 5 obs

○ 2018-10-17 06:10:28
● 2026-03-12 12:50:56
● 2026-03-16 05:33:52
○ 2026-07-09 11:53:22
○ 2026-07-27 19:03:04

○NSdns2.namebay.com2026-03-12 → 2026-03-16 · 5 obs

○ 2018-10-17 06:10:28
● 2026-03-12 12:50:56
● 2026-03-16 05:33:52
○ 2026-07-09 11:53:22
○ 2026-07-27 19:03:04

●NSedward.ns.cloudflare.com2026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

●MX_dc-mx.4fbf723f00e6.testdereferencement.com2026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

●MX_dc-mx.7822ebcd1468.testdereferencement.com2026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

○MXfb.mail.gandi.net2015-07-24 → 2018-10-17 · 4 obs

● 2015-07-24 19:55:16
● 2018-10-17 06:10:28
○ 2026-03-12 12:50:56
○ 2026-07-27 19:03:04

○MXmx1.testdereferencement.com2026-03-12 → 2026-03-16 · 5 obs

○ 2018-10-17 06:10:28
● 2026-03-12 12:50:56
● 2026-03-16 05:33:52
○ 2026-07-09 11:53:22
○ 2026-07-27 19:03:04

○MXmx2.testdereferencement.com2026-03-12 → 2026-03-16 · 5 obs

○ 2018-10-17 06:10:28
● 2026-03-12 12:50:56
● 2026-03-16 05:33:52
○ 2026-07-09 11:53:22
○ 2026-07-27 19:03:04

○MXspool.mail.gandi.net2015-07-24 → 2018-10-17 · 4 obs

● 2015-07-24 19:55:16
● 2018-10-17 06:10:28
○ 2026-03-12 12:50:56
○ 2026-07-27 19:03:04

●A104.21.74.992026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

○A162.19.117.342026-03-12 → 2026-03-16 · 5 obs

○ 2018-10-17 06:10:28
● 2026-03-12 12:50:56
● 2026-03-16 05:33:52
○ 2026-07-09 11:53:22
○ 2026-07-27 19:03:04

●A172.67.201.1962026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

●A2606:4700:3034::ac43:c9c42026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

●A2606:4700:3037::6815:4a632026-07-09 → 2026-07-27 · 3 obs

○ 2026-03-16 05:33:52
● 2026-07-09 11:53:22
● 2026-07-27 19:03:04

○A91.208.99.122015-07-24 → 2018-10-17 · 4 obs

● 2015-07-24 19:55:16
● 2018-10-17 06:10:28
○ 2026-03-12 12:50:56
○ 2026-07-27 19:03:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
testdereferencement.com	blair.ns.cloudflare.com, edward.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.121

NS records: blair.ns.cloudflare.com, edward.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for testdereferencement.com (unsigned zone)

⏱️ Timing

Total: 150ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.74.99, 172.67.201.196`
AAAA	2	`2606:4700:3037::6815:4a63, 2606:4700:3034::ac43:c9c4`
NS	2	`blair.ns.cloudflare.com, edward.ns.cloudflare.com`
MX	2	`_dc-mx.7822ebcd1468.testdereferencement., _dc-mx.4fbf723f00e6.testdereferencement.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`blair.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mx1.testdereferencement.com and mx2.testdereferencement.com each fall under testdereferencement.com as their parent domain.

IP Addresses

testdereferencement.com resolves to four IP addresses: 104.21.74.99, 172.67.201.196, 2606:4700:3034::ac43:c9c4 and 2606:4700:3037::6815:4a63.

Two other host names, along with www.afterpay.blog, orisice.com and sonicgamesonline.com, also share IP numbers with testdereferencement.com.

Name Servers

testdereferencement.com has two authoritative name servers — blair.ns.cloudflare.com and edward.ns.cloudflare.com.

testdereferencement.com shares its NS records with other domains, for example ciclomaniac.net, croisiere-expert.com, indirfree.org and two others.

testdereferencement.com partially shares its NS delegation with several other domains, including 52gm6.com, kazycomputers.hu, artusmen.com and two others.

In DNS configurations, these name servers often share authority with desi.ns.cloudflare.com, lilyana.ns.cloudflare.com, alexis.ns.cloudflare.com and 3 other name servers.

DNS names with 6 IP addresses:

blair.ns.cloudflare.com points to 108.162.194.121, 162.159.38.121, 172.64.34.121 and 3 other IP addresses.

edward.ns.cloudflare.com points to 108.162.195.210, 162.159.44.210, 172.64.35.210 and 3 other IP addresses.

Mail Servers

testdereferencement.com is served by two mail servers, _dc-mx.4fbf723f00e6.testdereferencement.com and _dc-mx.7822ebcd1468.testdereferencement.com.

_dc-mx.4fbf723f00e6.testdereferencement.com and _dc-mx.7822ebcd1468.testdereferencement.com each point to one IP address — 185.65.56.159.

The host names _dc-mx.4fbf723f00e6.testdereferencement.com and _dc-mx.7822ebcd1468.testdereferencement.com both resolve to 185.65.56.159 IP addresses.