refopt.net - dns.ninja

`refopt.net`

DNSSEC	⚠️ Not signed
A	151.101.2.159^{🇺🇸 Fastly151.101.0.0/22}
NS	`ns1038.ui-dns.org` ⭐
		A	2607:f1c0:fe:53:185:132:35:38^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1038.ui-dns.org`
		A	185.132.35.38^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1038.ui-dns.org`
NS	`ns1038.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:38^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1038.ui-dns.biz`
		A	185.132.33.38^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1038.ui-dns.biz`
NS	`ns1038.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:38^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1038.ui-dns.com`
		A	185.132.34.38^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1038.ui-dns.com`
NS	`ns1038.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:38^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1038.ui-dns.de`
		A	185.132.32.38^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1038.ui-dns.de`
MX	`mx00.ionos.com` ⭐
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.114.66^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1038.ui-dns.org`hostmaster@1and1.com 2017-06-24 #4

`net`

	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=1785629867

Same first word

refopt.net

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DNS History

15 records (7 active, 8 former)

●NSns1038.ui-dns.biz2026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

●NSns1038.ui-dns.com2026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

●NSns1038.ui-dns.de2026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

●NSns1038.ui-dns.org2026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

○NSns51.1and1.com2015-07-13 → 2017-04-09 · 4 obs

● 2015-07-13 10:08:00
● 2017-04-09 15:14:46
○ 2026-03-03 05:41:46
○ 2026-08-02 00:55:46

○NSns52.1and1.com2015-07-13 → 2017-04-09 · 4 obs

● 2015-07-13 10:08:00
● 2017-04-09 15:14:46
○ 2026-03-03 05:41:46
○ 2026-08-02 00:55:46

○MXmx00.1and1.com2015-07-13 → 2017-04-09 · 4 obs

● 2015-07-13 10:08:00
● 2017-04-09 15:14:46
○ 2026-03-03 05:41:46
○ 2026-08-02 00:55:46

●MXmx00.ionos.com2026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

○MXmx01.1and1.com2015-07-13 → 2017-04-09 · 4 obs

● 2015-07-13 10:08:00
● 2017-04-09 15:14:46
○ 2026-03-03 05:41:46
○ 2026-08-02 00:55:46

●MXmx01.ionos.com2026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

●A151.101.2.1592026-03-03 → 2026-08-02 · 3 obs

○ 2017-04-09 15:14:46
● 2026-03-03 05:41:46
● 2026-08-02 00:55:46

○A192.195.77.2112016-08-08 → 2017-04-09 · 5 obs

○ 2016-03-23 04:18:26
● 2016-08-08 17:58:18
● 2017-04-09 15:14:46
○ 2026-03-03 05:41:46
○ 2026-08-02 00:55:46

○A198.251.70.1322015-07-13 → 2016-03-23 · 4 obs

● 2015-07-13 10:08:00
● 2016-03-23 04:18:26
○ 2016-08-08 17:58:18
○ 2026-08-02 00:55:46

○A2607:f1c0:1000:2059:852a:f7ad:9239:780c2015-07-13 → 2016-03-23 · 4 obs

● 2015-07-13 10:08:00
● 2016-03-23 04:18:26
○ 2016-08-08 17:58:18
○ 2026-08-02 00:55:46

○A2607:f1c0:1000:2059:9e6f:a68:bd69:1e2016-08-08 → 2017-04-09 · 5 obs

○ 2016-03-23 04:18:26
● 2016-08-08 17:58:18
● 2017-04-09 15:14:46
○ 2026-03-03 05:41:46
○ 2026-08-02 00:55:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
refopt.net	ns1038.ui-dns.de, ns1038.ui-dns.biz, ns1038.ui-dns.org, ns1038.ui-dns.com	-

✅ Authoritative Response

Server:185.132.35.38

NS records: ns1038.ui-dns.de, ns1038.ui-dns.biz, ns1038.ui-dns.org, ns1038.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for refopt.net (unsigned zone)

⏱️ Timing

Total: 437ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`151.101.2.159`
NS	4	`ns1038.ui-dns.org, ns1038.ui-dns.biz...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1038.ui-dns.org hostmaster.1and1.com`

Analysis

IP Addresses

refopt.net resolves to just one IP address, 151.101.2.159.

Two other host names, along with torontophysio.net, carencia.com and tampertech.com, also share IP numbers with refopt.net.

Name Servers

The NS records for refopt.net point to four name servers: ns1038.ui-dns.biz, ns1038.ui-dns.com, ns1038.ui-dns.de and ns1038.ui-dns.org.

refopt.net partially shares its NS delegation with several other domains, including parpaiola.com, marketing4u.info, rdglive.com and two others.

These name servers are regularly seen alongside ns1122.ui-dns.org and ns1037.ui-dns.biz as name servers.

ns1038.ui-dns.biz, ns1038.ui-dns.com, ns1038.ui-dns.de and ns1038.ui-dns.org each carry two IP addresses. ns1038.ui-dns.biz has 185.132.33.38 and 2607:f1c0:fe:53:185:132:33:38; ns1038.ui-dns.com has 185.132.34.38 and 2607:f1c0:fe:53:185:132:34:38; ns1038.ui-dns.de has 185.132.32.38 and 2607:f1c0:fe:53:185:132:32:38; ns1038.ui-dns.org has 185.132.35.38 and 2607:f1c0:fe:53:185:132:35:38.

Mail Servers

refopt.net is served by two mail servers, mx00.ionos.com and mx01.ionos.com.

Among the domains sharing a mail server setup with refopt.net are my-vintagefinds.com, sweetkickinsalsa.com, prnpal.com and two others.

mx00.ionos.com resolves to 74.208.114.65. mx01.ionos.com resolves to 74.208.114.66. Both host names point to a single IP number.