`kwerli.bkwsap.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:7f8^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:bc1f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.248^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.188.31^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.248, 172.67.188.31
		IPv6 hints	2606:4700:3033::6815:7f8, 2606:4700:3033::ac43:bc1f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=93, name=cloudflare-ech.com

`bkwsap.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`hassan.ns.cloudflare.com` ⭐
	NS	`noor.ns.cloudflare.com`
	SOA	`hassan.ns.cloudflare.com`dns@cloudflare.com serial=2410375466

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DNS History

11 records (4 active, 7 former)

●A104.21.7.2482026-05-29 → 2026-08-01 · 4 obs

○ 2026-02-18 01:44:30
○ 2026-03-17 19:58:34
● 2026-05-29 14:49:56
● 2026-08-01 12:05:50

○A172.64.80.12026-02-18 → 2026-02-18 · 3 obs

● 2026-02-18 01:44:30
○ 2026-03-17 19:58:34
○ 2026-08-01 12:05:50

●A172.67.188.312026-05-29 → 2026-08-01 · 4 obs

○ 2026-02-18 01:44:30
○ 2026-03-17 19:58:34
● 2026-05-29 14:49:56
● 2026-08-01 12:05:50

○A188.114.96.02026-03-17 → 2026-03-17 · 4 obs

○ 2026-02-18 01:44:30
● 2026-03-17 19:58:34
○ 2026-05-29 14:49:56
○ 2026-08-01 12:05:50

○A188.114.97.02026-03-17 → 2026-03-17 · 4 obs

○ 2026-02-18 01:44:30
● 2026-03-17 19:58:34
○ 2026-05-29 14:49:56
○ 2026-08-01 12:05:50

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-18 → 2026-02-18 · 3 obs

● 2026-02-18 01:44:30
○ 2026-03-17 19:58:34
○ 2026-08-01 12:05:50

●A2606:4700:3033::6815:7f82026-05-29 → 2026-08-01 · 4 obs

○ 2026-02-18 01:44:30
○ 2026-03-17 19:58:34
● 2026-05-29 14:49:56
● 2026-08-01 12:05:50

●A2606:4700:3033::ac43:bc1f2026-06-22 → 2026-08-01 · 3 obs

○ 2026-06-15 01:40:42
● 2026-06-22 02:58:40
● 2026-08-01 12:05:50

○A2606:4700:3034::ac43:bc1f2026-05-29 → 2026-06-15 · 6 obs

○ 2026-02-18 01:44:30
○ 2026-03-17 19:58:34
● 2026-05-29 14:49:56
● 2026-06-15 01:40:42
○ 2026-06-22 02:58:40
○ 2026-08-01 12:05:50

○A2a06:98c1:3120::2026-03-17 → 2026-03-17 · 4 obs

○ 2026-02-18 01:44:30
● 2026-03-17 19:58:34
○ 2026-05-29 14:49:56
○ 2026-08-01 12:05:50

○A2a06:98c1:3121::2026-03-17 → 2026-03-17 · 4 obs

○ 2026-02-18 01:44:30
● 2026-03-17 19:58:34
○ 2026-05-29 14:49:56
○ 2026-08-01 12:05:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
bkwsap.workers.dev	hassan.ns.cloudflare.com, noor.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.74

NS records: hassan.ns.cloudflare.com, noor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 3308ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.248, 172.67.188.31`
AAAA	2	`2606:4700:3033::ac43:bc1f, 2606:4700:3033::6815:7f8`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

kwerli.bkwsap.workers.dev points to the four IP addresses 104.21.7.248, 172.67.188.31, 2606:4700:3033::6815:7f8 and 2606:4700:3033::ac43:bc1f.

mail.artlabaichi.com, yztkjx.com, fasterkoora.com plus two other host names have IP numbers in common with kwerli.bkwsap.workers.dev.

kwerli.bkwsap.workers.dev - robtex.com