`gutenberg.org`

DNSSEC	⚠️ Not signed
A	2610:28:3090:3000:0:bad:cafe:47^{🇺🇸 UNC-CH2610:28:3090::/48 Autogenerated route object}
A	152.19.134.47^{🇺🇸 UNC-CH152.19.0.0/16 Autogenerated route object for transit customer}
NS	`ib-hm.net.unc.edu` ⭐
		A	2610:28:3090:5::90^{🇺🇸 UNC-CH2610:28:3090::/48 Autogenerated route object}
			PTR	`ib-hm.net.unc.edu`
		A	152.2.255.90^{🇺🇸 UNC-CH152.2.0.0/16 Autogenerated route object for transit customer}
			PTR	`ib-hm.net.unc.edu`
NS	`ns.unc.edu`
		A	2610:28:3090:4::120^{🇺🇸 UNC-CH2610:28:3090::/48 Autogenerated route object}
			PTR	`ns.unc.edu`
		A	152.19.255.120^{🇺🇸 UNC-CH152.19.0.0/16 Autogenerated route object for transit customer}
			PTR	`ns.unc.edu`
NS	`ns2.unc.edu`
		A	2610:28:3090:3::120^{🇺🇸 UNC-CH2610:28:3090::/48 Autogenerated route object}
			PTR	`ns2.unc.edu`
		A	152.2.255.120^{🇺🇸 UNC-CH152.2.0.0/16 Autogenerated route object for transit customer}
			PTR	`ns2.unc.edu`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google74.125.27.0/24}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:3003::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f27.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4003:c4a::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulth-in-f27.1e100.net`
		A	142.251.96.27^{🇺🇸 Google142.250.0.0/15}
			PTR	`yutulth-in-f27.1e100.net`
TXT	`google-site-verification=Pdx3wFBIiPEEeFgk1mMu_nljd4YYt6W7royvvBURaSU`
SOA	`ib-hm.net.unc.edu`host-reg@unc.edu 2019-01-24 #40

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1773551953

rank #656 globally
rank #83 in the tld
This domain name "gutenberg.org" refers to the website of Project Gutenberg, a volunteer effort to digitize and archive cultural works. The site is named after Johannes Gutenberg, the inventor of the printing press. It offers over 60,000 free eBooks, including both copyright-free titles and titles that are made free with permission. You can choose among free epub books, free kindle books, download them or read them online.WOT: SAFE (94/100)
📈 Tranco rank: #2,737

Subdomains

m.gutenberg.org

www.gutenberg.org

dev.gutenberg.org

self.gutenberg.org

Same first word

Similar names

ungegerbt.de

DNS History

17 records (12 active, 5 former)

○NSdfranklindns.its.unc.edu2015-08-21 → 2018-03-09 · 5 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2018-03-09 10:43:04
○ 2026-03-13 16:03:26
○ 2026-03-15 18:36:06

○NSdmanningdns.its.unc.edu2015-08-21 → 2018-03-09 · 5 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2018-03-09 10:43:04
○ 2026-03-13 16:03:26
○ 2026-03-15 18:36:06

○NSfasterpass.its.unc.edu2015-08-21 → 2018-03-09 · 5 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2018-03-09 10:43:04
○ 2026-03-13 16:03:26
○ 2026-03-15 18:36:06

●NSib-hm.net.unc.edu2026-03-13 → 2026-03-15 · 3 obs

○ 2018-03-09 10:43:04
● 2026-03-13 16:03:26
● 2026-03-15 18:36:06

●NSns.unc.edu2009-01-09 → 2026-03-15 · 2 obs

● 2009-01-09 03:29:18
● 2026-03-15 18:36:06

●NSns2.unc.edu2009-01-09 → 2026-03-15 · 2 obs

● 2009-01-09 03:29:18
● 2026-03-15 18:36:06

●MXalt1.aspmx.l.google.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

●MXalt2.aspmx.l.google.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

●MXaspmx.l.google.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

●MXaspmx2.googlemail.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

●MXaspmx3.googlemail.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

●MXaspmx4.googlemail.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

●MXaspmx5.googlemail.com2015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

○MXmail.ibiblio.org2009-01-09 → 2009-01-09 · 3 obs

● 2009-01-09 03:29:18
○ 2015-08-21 10:24:26
○ 2026-03-15 18:36:06

●A152.19.134.472015-08-21 → 2026-03-15 · 3 obs

○ 2009-01-09 03:29:18
● 2015-08-21 10:24:26
● 2026-03-15 18:36:06

○A152.46.7.812009-01-09 → 2009-01-09 · 3 obs

● 2009-01-09 03:29:18
○ 2015-08-21 10:24:26
○ 2026-03-15 18:36:06

●A2610:28:3090:3000:0:bad:cafe:472016-07-25 → 2026-03-15 · 3 obs

○ 2015-08-21 10:24:26
● 2016-07-25 23:01:04
● 2026-03-15 18:36:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
gutenberg.org	ns.unc.edu, ns2.unc.edu	-

✅ Authoritative Response

Server: 152.2.255.120

NS records: ns.unc.edu, ns2.unc.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gutenberg.org (unsigned zone)

⏱️ Timing

Total: 754ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`152.19.134.47`
AAAA	1	`2610:28:3090:3000:0:bad:cafe:47`
NS	2	`ns2.unc.edu, ns.unc.edu`
MX	7	`aspmx5.googlemail.com (pri: 30), aspmx4.googlemail.com (pri: 30)...`
TXT	1	`google-site-verification=Pdx3wFBIiPEEeFg`
SOA	1	`ib-hm.net.unc.edu host-reg.unc.edu`

Analysis

Hierarchy

gutenberg.org is parent of m.gutenberg.org, www.gutenberg.org, dev.gutenberg.org and self.gutenberg.org.

IP Addresses

gutenberg.org points to two IPs: 2610:28:3090:3000:0:bad:cafe:47 and 152.19.134.47.

Other host names, such as dev.gutenberg.org and m.gutenberg.org, share IP numbers with gutenberg.org.

Name Servers

gutenberg.org is delegated to three name servers: ns2.unc.edu, ns.unc.edu and ib-hm.net.unc.edu.

gutenberg.org at least partially shares name servers with other domains, including 0.0.0.4.1.0.7.2.0.0.6.2.ip6.arpa, dining.unc.edu, its.unc.edu, tarheelgameplay.com and ccoast.unc.edu.

These name servers are typically used together with the name servers ns-01.mcnc.org, ns-02.mcnc.org, fasterpass.its.unc.edu, ncnoc.ncren.net, addc0.ad.unc.edu, addc1.ad.unc.edu, addc2.ad.unc.edu, addc3.ad.unc.edu, addc4.ad.unc.edu and azuseaddc0.ad.unc.edu.

Host names with two IP numbers:

ns2.unc.edu points to: 2610:28:3090:3::120 and 152.2.255.120

ns.unc.edu points to: 2610:28:3090:4::120 and 152.19.255.120

ib-hm.net.unc.edu points to: 2610:28:3090:5::90 and 152.2.255.90

Mail Servers

gutenberg.org is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

The mail servers for gutenberg.org are shared with other domains, for instance toruss.com.br, ns500742.ns500754.ns500671.ns500754.ns500742.ns500731.ns500678.ns500291.ns500649.ns500666.ns500153.tenderladiesbz.com, ns500731.ns500671.ns500671.ns500742.ns500731.ns500705.ns500688.ns500666.ns500142.lusty(0x736c7574)z.com, ns500759.ns500759.ns500698.ns500698.ns500736.ns500735.ns500698.ns500736.ns500698.ns500708.ns500698.ns500698.ns500619.ns500619.ns500652.ns500576.trackreceptor.com and sociocs.com.

These mail servers are commonly used alongside alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.27; aspmx3.googlemail.com points to: 2607:f8b0:4023:1015::1b and 172.253.135.26; aspmx4.googlemail.com points to: 2607:f8b0:4023:3003::1b and 172.253.145.26; aspmx5.googlemail.com points to: 2607:f8b0:4003:c4a::1b and 142.251.96.27; aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27; alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26; alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26.

gutenberg.org - robtex.com

gutenberg.org

org

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`gutenberg.org`

`org`