`req-mtls.research.cloudflare.com`

DNSSEC	⚠️ Not signed
A	162.159.203.78^{Cloudflare162.159.203.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`margot.ns.cloudflare.com` ⭐ ⚠️ Not in parent delegation
		A	2606:4700:50::a29f:26a7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`margot.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`margot.ns.cloudflare.com`
		A	108.162.194.167^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
		A	162.159.38.167^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
		A	172.64.34.167^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
NS	`sage.ns.cloudflare.com` ⚠️ Not in parent delegation
		A	2606:4700:58::a29f:2cec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sage.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sage.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sage.ns.cloudflare.com`
		A	108.162.195.236^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sage.ns.cloudflare.com`
		A	162.159.44.236^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sage.ns.cloudflare.com`
		A	172.64.35.236^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sage.ns.cloudflare.com`
SOA	`margot.ns.cloudflare.com`dns@cloudflare.com serial=2409932838

`research.cloudflare.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:48b^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:58b^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.4.139^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.5.139^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jobs.ns.cloudflare.com` ⭐ ⚠️ Not in parent delegation
NS	`meera.ns.cloudflare.com` ⚠️ Not in parent delegation
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.4.139, 104.18.5.139
		IPv6 hints	2606:4700::6812:48b, 2606:4700::6812:58b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=172, name=cloudflare-ech.com
SOA	`jobs.ns.cloudflare.com`dns@cloudflare.com serial=2411274080

WOT: NOT_SAFE (61/100)
WOT: UNKNOWN (67/100)

DNS History

3 records (3 active, 0 former)

●NSmargot.ns.cloudflare.com2026-07-27 → 2026-08-05 · 2 obs

● 2026-07-27 00:01:34
● 2026-08-05 03:42:06

●NSsage.ns.cloudflare.com2026-07-27 → 2026-08-05 · 2 obs

● 2026-07-27 00:01:34
● 2026-08-05 03:42:06

●A162.159.203.782026-07-27 → 2026-08-05 · 2 obs

● 2026-07-27 00:01:34
● 2026-08-05 03:42:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cloudflare.com	ns3.cloudflare.com, ns5.cloudflare.com, ns4.cloudflare.com, ns6.cloudflare.com...	-

✅ Authoritative Response

Server:162.159.1.33

NS records: ns3.cloudflare.com, ns5.cloudflare.com, ns4.cloudflare.com, ns6.cloudflare.com, ns7.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cloudflare.com (unsigned zone)

⏱️ Timing

Total: 101ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.159.203.78`
NS	2	`margot.ns.cloudflare.com, sage.ns.cloudflare.com`
SOA	1	`margot.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

req-mtls.research.cloudflare.com directs to one IP number, which is 162.159.203.78.

Name Servers

The NS records for req-mtls.research.cloudflare.com delegate to margot.ns.cloudflare.com and sage.ns.cloudflare.com.

req-mtls.research.cloudflare.com has the same name server delegation as a number of other domains, such as pq.cloudflareresearch.com, betifycasinos.one, newenglandflagandbanner.com and two more.

req-mtls.research.cloudflare.com shares at least some of its name servers with other domains, including mibbt.net, timetron.bg, seattlering.org and two others.

These name servers are frequently paired with the name servers theo.ns.cloudflare.com, blakely.ns.cloudflare.com and hal.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

margot.ns.cloudflare.com maps to 108.162.194.167, 162.159.38.167, 172.64.34.167 and 3 additional IP addresses.

sage.ns.cloudflare.com maps to 108.162.195.236, 162.159.44.236, 172.64.35.236 and 3 additional IP addresses.

req-mtls.research.cloudflare.com - robtex.com