`sheetandbook.com`

DNSSEC	⚠️ Not signed
A	132.145.15.9^{🇬🇧 ORACLE-OCI-31898132.145.8.0/21}
NS	`ns1.vultr.com` ⭐ ⚠️ Not in zone NS records
		A	2001:19f0:ccc::1^{🇺🇸 AS-VULTR2001:19f0:ccc::/48 DNS1}
		A	2001:19f0:ccd::1^{🇺🇸 AS-VULTR2001:19f0:ccd::/48 Vultr Assigned Prefix}
			PTR	`ns1.vultr.com`
		A	173.199.96.96^{🇺🇸 AS-VULTR173.199.96.0/24 Vultr Assigned Prefix}
			PTR	`ns1.vultrusercontent.com`
NS	`ns2.vultr.com` ⚠️ Not in zone NS records
		A	2001:19f0:ccc::2^{🇺🇸 AS-VULTR2001:19f0:ccc::/48 DNS1}
		A	2001:19f0:ccd::2^{🇺🇸 AS-VULTR2001:19f0:ccd::/48 Vultr Assigned Prefix}
			PTR	`ns2.vultr.com`
		A	173.199.96.97^{🇺🇸 AS-VULTR173.199.96.0/24 Vultr Assigned Prefix}
			PTR	`ns2.vultrusercontent.com`
MX	`mail1.sheetandbook.com` ⭐
		A	132.145.15.9^{🇬🇧 ORACLE-OCI-31898132.145.8.0/21}
MX	`mail2.sheetandbook.com`⁽²⁰⁾
		A	132.145.15.9^{🇬🇧 ORACLE-OCI-31898132.145.8.0/21}
SOA	`ns1.vultr.com`dnsadm@choopa.com serial=0

`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=1771291435

Subdomains

mail1.sheetandbook.com

www.sheetandbook.com

mail2.sheetandbook.com

Same first word

sheetandbook.com

DNS History

9 records (5 active, 4 former)

○NSns1.sheetandbook.com2015-05-24 → 2020-03-04 · 4 obs

● 2015-05-24 08:45:58
● 2020-03-04 11:41:20
○ 2026-02-24 12:07:44
○ 2026-03-22 14:42:14

●NSns1.vultr.com2026-02-24 → 2026-03-22 · 3 obs

○ 2020-03-04 11:41:20
● 2026-02-24 12:07:44
● 2026-03-22 14:42:14

○NSns2.sheetandbook.com2015-05-24 → 2020-03-04 · 4 obs

● 2015-05-24 08:45:58
● 2020-03-04 11:41:20
○ 2026-02-24 12:07:44
○ 2026-03-22 14:42:14

●NSns2.vultr.com2026-02-24 → 2026-03-22 · 3 obs

○ 2020-03-04 11:41:20
● 2026-02-24 12:07:44
● 2026-03-22 14:42:14

○MXmail.sheetandbook.com2015-05-24 → 2020-03-04 · 4 obs

● 2015-05-24 08:45:58
● 2020-03-04 11:41:20
○ 2026-02-24 12:07:44
○ 2026-03-22 14:42:14

●MXmail1.sheetandbook.com2026-02-24 → 2026-03-22 · 3 obs

○ 2020-03-04 11:41:20
● 2026-02-24 12:07:44
● 2026-03-22 14:42:14

●MXmail2.sheetandbook.com2026-02-24 → 2026-03-22 · 3 obs

○ 2020-03-04 11:41:20
● 2026-02-24 12:07:44
● 2026-03-22 14:42:14

○A103.246.18.612015-05-24 → 2020-03-04 · 4 obs

● 2015-05-24 08:45:58
● 2020-03-04 11:41:20
○ 2026-02-24 12:07:44
○ 2026-03-22 14:42:14

●A132.145.15.92026-02-24 → 2026-03-22 · 3 obs

○ 2020-03-04 11:41:20
● 2026-02-24 12:07:44
● 2026-03-22 14:42:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sheetandbook.com	ns1.vultr.com, ns2.vultr.com	4 records

✅ Authoritative Response

Server: 173.199.96.97

NS records: ns1.vultr.com, ns2.vultr.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sheetandbook.com (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`132.145.15.9`
MX	2	`mail1.sheetandbook.com (pri: 10), mail2.sheetandbook.com (pri: 20)`
SOA	1	`ns1.vultr.com dnsadm.choopa.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.vultr.com, ns1.vultr.com, ns2.vultr.com...)

Analysis

Hierarchy

sheetandbook.com is a parent of mail1.sheetandbook.com, www.sheetandbook.com and mail2.sheetandbook.com.

IP Addresses

sheetandbook.com resolves to one IP number: 132.145.15.9.

Other host names, for instance mail1.sheetandbook.com, mx1.finansonline.dk, mx1.cyber-aspect.com, mail2.pilloleitalia.net and pilloleitalia.net share IP numbers with sheetandbook.com.

Name Servers

sheetandbook.com's delegation uses two name servers: ns1.vultr.com and ns2.vultr.com.

sheetandbook.com uses the same name server setup as other domains, such as getvultr.com, chiaraquartet.net, 183.134.vultrusercontent.com, shuaizhang.com and 207.148.83.18.vultrusercontent.com.

sheetandbook.com at least partially shares name servers with other domains, including handyatlanta.com, akasagoa.com, yourpinnacle.com.au, aaremodels.com and bristolranges.com.

These name servers are commonly used with ns1.wpdns.host, ns2.wpdns.host and ns3.wpdns.host.

Host names with three IP numbers:

The host name ns1.vultr.com resolves to 2001:19f0:ccc::1, 2001:19f0:ccd::1 and 173.199.96.96.

The host name ns2.vultr.com resolves to 2001:19f0:ccc::2, 2001:19f0:ccd::2 and 173.199.96.97.

Mail Servers

sheetandbook.com is served by two mail servers mail1.sheetandbook.com and mail2.sheetandbook.com.

Host names with a single IP number:

The host name mail1.sheetandbook.com points to 132.145.15.9.

The host name mail2.sheetandbook.com points to 132.145.15.9.

Host names pointing to 132.145.15.9: mail1.sheetandbook.com and mail2.sheetandbook.com.

sheetandbook.com - robtex.com