`yorktownlibrary.org`

DNSSEC	⚠️ Not signed
A	209.151.198.58^{🇺🇸 SD-DATA-CENTER209.151.198.0/24}
		PTR	`web1.caisleaninc.com`
NS	`dns101.register.com` ⭐ ⚠️ Not in zone NS records
		A	162.159.24.117^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns102.register.com` ⚠️ Not in zone NS records
		A	162.159.25.158^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`google-site-verification=q-Hbemz5_mAfT_6tnH_m2HGMycSiAk-ZZduWikmpDQ4`
TXT	`v=spf1 ip4:67.220.127.252 include:_spf.google.com ~all`
SOA	`DNS101.REGISTER.COM`root@REGISTER.COM serial=125051215

`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=1778762144

WOT: SAFE (71/100)

Subdomains

www.yorktownlibrary.org

Same first word

yorktownlibrary.org

DNS History

15 records (8 active, 7 former)

●NSdns101.register.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

●NSdns102.register.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

○NSdns133.b.register.com2015-06-16 → 2018-07-15 · 4 obs

● 2015-06-16 15:19:36
● 2018-07-15 07:42:38
○ 2026-02-24 11:28:08
○ 2026-05-14 12:55:16

○NSdns226.a.register.com2015-06-16 → 2018-07-15 · 4 obs

● 2015-06-16 15:19:36
● 2018-07-15 07:42:38
○ 2026-02-24 11:28:08
○ 2026-05-14 12:55:16

○NSdns245.c.register.com2015-06-16 → 2018-07-15 · 4 obs

● 2015-06-16 15:19:36
● 2018-07-15 07:42:38
○ 2026-02-24 11:28:08
○ 2026-05-14 12:55:16

○NSdns249.d.register.com2015-06-16 → 2018-07-15 · 4 obs

● 2015-06-16 15:19:36
● 2018-07-15 07:42:38
○ 2026-02-24 11:28:08
○ 2026-05-14 12:55:16

●MXalt1.aspmx.l.google.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

●MXalt2.aspmx.l.google.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

●MXalt3.aspmx.l.google.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

●MXalt4.aspmx.l.google.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

●MXaspmx.l.google.com2026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

○MXp.webcom.ctmail.com2016-04-13 → 2016-04-13 · 3 obs

● 2016-04-13 04:08:28
○ 2018-07-15 07:42:38
○ 2026-05-14 12:55:16

○A199.97.121.292018-07-15 → 2018-07-15 · 4 obs

○ 2016-04-13 04:08:28
● 2018-07-15 07:42:38
○ 2026-02-24 11:28:08
○ 2026-05-14 12:55:16

○A199.97.121.332015-06-16 → 2016-04-13 · 4 obs

● 2015-06-16 15:19:36
● 2016-04-13 04:08:28
○ 2018-07-15 07:42:38
○ 2026-05-14 12:55:16

●A209.151.198.582026-02-24 → 2026-05-14 · 3 obs

○ 2018-07-15 07:42:38
● 2026-02-24 11:28:08
● 2026-05-14 12:55:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
yorktownlibrary.org	dns102.register.com, dns101.register.com	-

✅ Authoritative Response

Server:162.159.24.117

NS records: dns102.register.com, dns101.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yorktownlibrary.org (unsigned zone)

⏱️ Timing

Total: 380ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.151.198.58`
NS	2	`dns102.register.com, dns101.register.com`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...`
TXT	2	`v=spf1 ip4:67.220.127.252 include:_spf.g, google-site-verification=q-Hbemz5_mAfT_6`
SOA	1	`DNS101.REGISTER.COM root.REGISTER.COM`

Analysis

Hierarchy

yorktownlibrary.org is the parent of www.yorktownlibrary.org.

IP Addresses

yorktownlibrary.org resolves to a single IP: 209.151.198.58.

Other host names, for instance www.lynskey.com, patientassistancecorp.com, www.yorktownlibrary.org, web1.reliantair.com and lynskey.com share IP numbers with yorktownlibrary.org.

Name Servers

yorktownlibrary.org has two name servers: dns101.register.com and dns102.register.com.

yorktownlibrary.org shares the same name server setup as other domains, for example treelinecheese.com, capeautosales.biz, almasadubai.com, malpaso.co and godelcommodities.com.

yorktownlibrary.org shares name servers with other domains to some extent, for example csgatgenesisfarm.com and clubzed.de.

Host names with a single IP:

dns101.register.com points to 162.159.24.117

dns102.register.com points to 162.159.25.158

Mail Servers

yorktownlibrary.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

yorktownlibrary.org shares some mail servers with other domains, at least partially; for instance cbyrdy.com, promgirl.in, tenbestcoins.com, acorntrailguide.com and mcava.com.