`api.cf.mkassabov.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:dbd9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:2375^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.117^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.217^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.117, 172.67.219.217
		IPv6 hints	2606:4700:3033::ac43:dbd9, 2606:4700:3034::6815:2375
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com

`cf.mkassabov.com`

DNSSEC

⚠️ Not signed

Same first word

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DNS History

4 records (4 active, 0 former)

●A104.21.35.1172026-02-21 → 2026-04-13 · 2 obs

● 2026-02-21 15:59:40
● 2026-04-13 02:32:50

●A172.67.219.2172026-02-21 → 2026-04-13 · 2 obs

● 2026-02-21 15:59:40
● 2026-04-13 02:32:50

●A2606:4700:3033::ac43:dbd92026-02-21 → 2026-04-13 · 2 obs

● 2026-02-21 15:59:40
● 2026-04-13 02:32:50

●A2606:4700:3034::6815:23752026-02-21 → 2026-04-13 · 2 obs

● 2026-02-21 15:59:40
● 2026-04-13 02:32:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
mkassabov.com	chad.ns.cloudflare.com, nelly.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.82

NS records: chad.ns.cloudflare.com, nelly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mkassabov.com (unsigned zone)

⏱️ Timing

Total: 302ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.219.217, 104.21.35.117`
AAAA	2	`2606:4700:3034::6815:2375, 2606:4700:3033::ac43:dbd9`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

api.cf.mkassabov.com resolves to four IP numbers: 2606:4700:3033::ac43:dbd9, 2606:4700:3034::6815:2375, 104.21.35.117 and 172.67.219.217.

other host names for instance doutufen.com, foempa.com, supertracks.net, back.thereconquestmap.com and magnusontech.net share IP numbers with api.cf.mkassabov.com.

api.cf.mkassabov.com - robtex.com