`ydbhcfg.com`

DNSSEC	⚠️ Not signed
A	18.239.168.19^{🇺🇸 Amazon18.239.168.0/23}
		PTR	`server-18-239-168-19.bos50.r.cloudfront.net`
A	18.239.168.20^{🇺🇸 Amazon18.239.168.0/23}
A	18.239.168.74^{🇺🇸 Amazon18.239.168.0/23}
A	18.239.168.87^{🇺🇸 Amazon18.239.168.0/23}
NS	`ns-904.awsdns-49.net` ⭐
		A	2600:9000:5303:8800::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-904.awsdns-49.net`
		A	205.251.195.136^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-904.awsdns-49.net`
NS	`ns-1027.awsdns-00.org`
		A	2600:9000:5304:300::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1027.awsdns-00.org`
		A	205.251.196.3^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1027.awsdns-00.org`
NS	`ns-121.awsdns-15.com`
		A	2600:9000:5300:7900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-121.awsdns-15.com`
		A	205.251.192.121^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-121.awsdns-15.com`
NS	`ns-2007.awsdns-58.co.uk`
		A	2600:9000:5307:d700::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2007.awsdns-58.co.uk`
		A	205.251.199.215^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2007.awsdns-58.co.uk`
SOA	`ns-904.awsdns-49.net`awsdns-hostmaster@amazon.com serial=1

`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=1778463536

⚠️ On DNS blocklist: tif

Same first word

ydbhcfg.com

DNS History

16 records (8 active, 8 former)

●NSns-1027.awsdns-00.org2026-05-06 → 2026-05-11 · 2 obs

● 2026-05-06 15:23:50
● 2026-05-11 01:50:12

●NSns-121.awsdns-15.com2026-05-06 → 2026-05-11 · 2 obs

● 2026-05-06 15:23:50
● 2026-05-11 01:50:12

●NSns-2007.awsdns-58.co.uk2026-05-06 → 2026-05-11 · 2 obs

● 2026-05-06 15:23:50
● 2026-05-11 01:50:12

●NSns-904.awsdns-49.net2026-05-06 → 2026-05-11 · 2 obs

● 2026-05-06 15:23:50
● 2026-05-11 01:50:12

○A13.226.144.652026-05-07 → 2026-05-10 · 11 obs

○ 2026-05-06 15:23:50
● 2026-05-07 01:08:46
● 2026-05-08 13:08:00
○ 2026-05-09 00:32:52
● 2026-05-09 04:35:00
● 2026-05-09 08:28:16
○ 2026-05-09 23:50:28
○ 2026-05-10 04:19:06
● 2026-05-10 20:31:30
○ 2026-05-11 01:50:08
○ 2026-05-11 01:50:12

○A13.226.144.662026-05-07 → 2026-05-10 · 11 obs

○A13.226.144.712026-05-07 → 2026-05-10 · 11 obs

○A13.226.144.862026-05-07 → 2026-05-10 · 11 obs

○A18.161.205.1152026-05-06 → 2026-05-10 · 7 obs

● 2026-05-06 15:23:50
○ 2026-05-07 01:08:46
○ 2026-05-09 08:28:16
● 2026-05-09 23:50:28
● 2026-05-10 04:19:06
○ 2026-05-10 20:31:30
○ 2026-05-11 01:50:12

○A18.161.205.162026-05-06 → 2026-05-10 · 7 obs

● 2026-05-06 15:23:50
○ 2026-05-07 01:08:46
○ 2026-05-09 08:28:16
● 2026-05-09 23:50:28
● 2026-05-10 04:19:06
○ 2026-05-10 20:31:30
○ 2026-05-11 01:50:12

○A18.161.205.452026-05-06 → 2026-05-10 · 7 obs

● 2026-05-06 15:23:50
○ 2026-05-07 01:08:46
○ 2026-05-09 08:28:16
● 2026-05-09 23:50:28
● 2026-05-10 04:19:06
○ 2026-05-10 20:31:30
○ 2026-05-11 01:50:12

○A18.161.205.822026-05-06 → 2026-05-10 · 7 obs

● 2026-05-06 15:23:50
○ 2026-05-07 01:08:46
○ 2026-05-09 08:28:16
● 2026-05-09 23:50:28
● 2026-05-10 04:19:06
○ 2026-05-10 20:31:30
○ 2026-05-11 01:50:12

●A18.239.168.192026-05-09 → 2026-05-11 · 6 obs

○ 2026-05-08 13:08:00
● 2026-05-09 00:32:52
○ 2026-05-09 04:35:00
○ 2026-05-10 20:31:30
● 2026-05-11 01:50:08
● 2026-05-11 01:50:12

●A18.239.168.202026-05-09 → 2026-05-11 · 6 obs

○ 2026-05-08 13:08:00
● 2026-05-09 00:32:52
○ 2026-05-09 04:35:00
○ 2026-05-10 20:31:30
● 2026-05-11 01:50:08
● 2026-05-11 01:50:12

●A18.239.168.742026-05-09 → 2026-05-11 · 6 obs

○ 2026-05-08 13:08:00
● 2026-05-09 00:32:52
○ 2026-05-09 04:35:00
○ 2026-05-10 20:31:30
● 2026-05-11 01:50:08
● 2026-05-11 01:50:12

●A18.239.168.872026-05-09 → 2026-05-11 · 6 obs

○ 2026-05-08 13:08:00
● 2026-05-09 00:32:52
○ 2026-05-09 04:35:00
○ 2026-05-10 20:31:30
● 2026-05-11 01:50:08
● 2026-05-11 01:50:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net...	-
ydbhcfg.com	ns-121.awsdns-15.com, ns-904.awsdns-49.net, ns-1027.awsdns-00.org, ns-2007.awsdns-58.co.uk	2 records

✅ Authoritative Response

Server:205.251.196.3

NS records: ns-121.awsdns-15.com, ns-904.awsdns-49.net, ns-1027.awsdns-00.org, ns-2007.awsdns-58.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ydbhcfg.com (unsigned zone)

⏱️ Timing

Total: 1919ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.239.168.87, 18.239.168.74...`
NS	4	`ns-1027.awsdns-00.org, ns-121.awsdns-15.com...`
SOA	1	`ns-904.awsdns-49.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-121.awsdns-15.com, ns-121.awsdns-15.com)

Analysis

IP Addresses

ydbhcfg.com refers to four IP numbers: 18.239.168.19, 18.239.168.20, 18.239.168.74 and 18.239.168.87.

Name Servers

ydbhcfg.com delegates to four name servers: ns-121.awsdns-15.com, ns-904.awsdns-49.net, ns-1027.awsdns-00.org and ns-2007.awsdns-58.co.uk.

ydbhcfg.com at least partially shares name servers with other domains, including bu-email.com, rogueangel.net, tampabayhd.com, mtc-iso.com and weatherbylocums.com.

These name servers are commonly used with ns-398.awsdns-49.com, ns-1327.awsdns-37.org and ns-2044.awsdns-63.co.uk.

Host names with two IP numbers: ns-121.awsdns-15.com points to 2600:9000:5300:7900::1 and 205.251.192.121; ns-904.awsdns-49.net points to 2600:9000:5303:8800::1 and 205.251.195.136; ns-1027.awsdns-00.org points to 2600:9000:5304:300::1 and 205.251.196.3; ns-2007.awsdns-58.co.uk points to 2600:9000:5307:d700::1 and 205.251.199.215.

ydbhcfg.com - robtex.com

ydbhcfg.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`ydbhcfg.com`

`com`