`docbb.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2e45^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:880f^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.69^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.136.15^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`emma.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c070^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`emma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2070^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`emma.ns.cloudflare.com`
		A	108.162.192.112^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
		A	172.64.32.112^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
		A	173.245.58.112^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
NS	`norman.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`norman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`norman.ns.cloudflare.com`
		A	108.162.193.217^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	172.64.33.217^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	173.245.59.217^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`apple-domain=4U6eCfPCV9LemhB2`
TXT	`google-site-verification=DBvq7yLiPFl_rp6wjtueWBHt4KqBRptvt_dwwACt8Ek`
TXT	`v=spf1 mx include:icloud.com ip4:217.154.167.255 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.69, 172.67.136.15
		IPv6 hints	2606:4700:3031::6815:2e45, 2606:4700:3037::ac43:880f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`emma.ns.cloudflare.com`dns@cloudflare.com serial=2411444665

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1786184201

🔒 HSTS Preload (+subdomains)

Same first word

docbb.de

Similar names

bbdoc.com

bobdc.com

bbdoc.com.br

bbdoc.cn

dbbco.com

cdbbo.com

bocdb.com

bdobc.ro

dcbob.net

dcbob.com

bcbod.com

bcobd.com

odbbc.org

cdbob.com

odbbc.com

bdbco.com

DNS History

12 records (8 active, 4 former)

●NSemma.ns.cloudflare.com2026-07-03 → 2026-08-08 · 2 obs

● 2026-07-03 12:39:24
● 2026-08-08 10:46:56

●NSnorman.ns.cloudflare.com2026-07-03 → 2026-08-08 · 2 obs

● 2026-07-03 12:39:24
● 2026-08-08 10:46:56

●MXmx01.mail.icloud.com2026-07-03 → 2026-08-08 · 2 obs

● 2026-07-03 12:39:24
● 2026-08-08 10:46:56

●MXmx02.mail.icloud.com2026-07-03 → 2026-08-08 · 2 obs

● 2026-07-03 12:39:24
● 2026-08-08 10:46:56

●A104.21.46.692026-07-29 → 2026-08-08 · 3 obs

○ 2026-07-03 12:39:24
● 2026-07-29 18:36:20
● 2026-08-08 10:46:56

●A172.67.136.152026-07-29 → 2026-08-08 · 3 obs

○ 2026-07-03 12:39:24
● 2026-07-29 18:36:20
● 2026-08-08 10:46:56

○A188.114.96.02026-07-03 → 2026-07-03 · 3 obs

● 2026-07-03 12:39:24
○ 2026-07-29 18:36:20
○ 2026-08-08 10:46:56

○A188.114.97.02026-07-03 → 2026-07-03 · 3 obs

● 2026-07-03 12:39:24
○ 2026-07-29 18:36:20
○ 2026-08-08 10:46:56

●A2606:4700:3031::6815:2e452026-07-29 → 2026-08-08 · 3 obs

○ 2026-07-03 12:39:24
● 2026-07-29 18:36:20
● 2026-08-08 10:46:56

●A2606:4700:3037::ac43:880f2026-07-29 → 2026-08-08 · 3 obs

○ 2026-07-03 12:39:24
● 2026-07-29 18:36:20
● 2026-08-08 10:46:56

○A2a06:98c1:3120::2026-07-03 → 2026-07-03 · 3 obs

● 2026-07-03 12:39:24
○ 2026-07-29 18:36:20
○ 2026-08-08 10:46:56

○A2a06:98c1:3121::2026-07-03 → 2026-07-03 · 3 obs

● 2026-07-03 12:39:24
○ 2026-07-29 18:36:20
○ 2026-08-08 10:46:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
docbb.de	norman.ns.cloudflare.com, emma.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.217

NS records: norman.ns.cloudflare.com, emma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for docbb.de (unsigned zone)

⏱️ Timing

Total: 2598ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.46.69, 172.67.136.15`
AAAA	2	`2606:4700:3031::6815:2e45, 2606:4700:3037::ac43:880f`
NS	2	`emma.ns.cloudflare.com, norman.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	3	`apple-domain=4U6eCfPCV9LemhB2, google-site-verification=DBvq7yLiPFl_rp6...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`emma.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

docbb.de has four IP addresses: 104.21.46.69, 172.67.136.15, 2606:4700:3031::6815:2e45 and 2606:4700:3037::ac43:880f.

Two other host names, along with dcnetwkgp.com, 6584.cn.com and re-joy.net, also share IP numbers with docbb.de.

Name Servers

docbb.de uses two name servers for its delegation: emma.ns.cloudflare.com and norman.ns.cloudflare.com.

docbb.de shares its NS records with other domains, for example zeissig.org, millstreamphotography.com, diegobelez.com and two others.

docbb.de partially shares its NS delegation with several other domains, including fge.com.pl, easymf.com, blackjackplatform.co.uk and two others.

These name servers regularly co-occur with the name servers eloise.ns.cloudflare.com, brad.ns.cloudflare.com and ray.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname emma.ns.cloudflare.com directs to 108.162.192.112, 172.64.32.112 and 173.245.58.112 along with 3 other IP addresses.

Hostname norman.ns.cloudflare.com directs to 108.162.193.217, 172.64.33.217 and 173.245.59.217 along with 3 other IP addresses.

Mail Servers

docbb.de is served by two mail servers, mx01.mail.icloud.com and mx02.mail.icloud.com.

Among the domains sharing a mail server setup with docbb.de are encapsulate.info, muratbayral.com, findmepolka.com and two others.

There is at least a partial MX overlap between docbb.de and other domains, including fortuni.net, doctorfish.de, zerolith.de and two others.

DNS names with 6 IP addresses:

Hostname mx01.mail.icloud.com directs to 17.42.251.62, 17.56.9.31 and 17.57.152.5 along with 3 other IP addresses.

Hostname mx02.mail.icloud.com directs to 17.42.251.62, 17.56.9.31 and 17.57.152.5 along with 3 other IP addresses.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.42.251.62 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.56.9.31 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.152.5 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.154.33 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.155.25 IP addresses each.

Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.156.30 IP addresses each.

docbb.de - robtex.com

docbb.de

de

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`docbb.de`

`de`