repligen.com - dns.ninja

`repligen.com`

DNSSEC	⚠️ Not signed
A	2606:4700:10::6814:16fc^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:10::ac42:af17^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.20.22.252^{Cloudflare104.20.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.175.23^{🇺🇸 Cloudflare172.66.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`harvey.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c398^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harvey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2398^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harvey.ns.cloudflare.com`
		A	108.162.195.152^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
		A	162.159.44.152^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
		A	172.64.35.152^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
NS	`holly.ns.cloudflare.com`
		A	2606:4700:50::a29f:2685^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c285^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`holly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2285^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`holly.ns.cloudflare.com`
		A	108.162.194.133^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
		A	162.159.38.133^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
		A	172.64.34.133^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`00da0000000jtwhmaw`
TXT	`atlassian-domain-verification=2MdccO9NN9OOkxTi8cuMuXsx4XIYMiUx0YNFanKzC3tru2f...`
TXT	`ca3-879e65a085bc4ac29ffcf425d6917763`
TXT	`google-site-verification=bCasN0SUFNBDO-Jvlkhg3k_A06_9-tcEtoIYqBQyjac`
TXT	`google-site-verification=bzHu_q102Lo-McDu-bxkiEDodheyICu5v_-A24Kb7vI`
TXT	`google-site-verification=eVjpkebVwnUO4RssTUM_YUjuwTvaOsftuhaonuaRTMc`
TXT	`ilSntCBhtvAlcbMO9fPuwfNxZ6J2fPAMmvJTpKTK3zchRb6PqhS4ny8fjRsVqbBUSvIItVSTzlB4D...`
TXT	`pardot463902=db5332d23c847ef243916e1ffd87d3b2c99d263c5aec6ca31914dcd4a6d589ac`
TXT	`smartsheet-site-validation=UdP2mQeHk7UmpyIVaA5lnBGRCpFRXg7-`
TXT	`v=spf1 redirect=9k(0x663470)sle._spf._d.mim.ec`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.20.22.252, 172.66.175.23
		IPv6 hints	2606:4700:10::6814:16fc, 2606:4700:10::ac42:af17
SOA	`harvey.ns.cloudflare.com`dns@cloudflare.com serial=2409716824

`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=1785235467

rank #325516 globally
rank #134294 in the tld
WOT: SAFE (68/100)
📈 Tranco rank: #518,159

Subdomains

3d.repligen.com

www.repligen.com

Same first word

repligen.net

repligen.org

repligen.info

repligen.com

Similar names

preligne.com

pelegrin.ca

greenlip.de

peerling.com

greenipl.com

greenlip.mobi

greenlip.com

pilgreen.com

gelperin.com

epingler.com

pilgreen.fr

pregline.com

pelegrin.com

gelperin.ru

pilgreen.net

DNS History

19 records (8 active, 11 former)

●NSharvey.ns.cloudflare.com2026-02-22 → 2026-07-28 · 3 obs

○ 2017-07-02 21:17:56
● 2026-02-22 16:31:28
● 2026-07-28 11:09:34

●NSholly.ns.cloudflare.com2026-02-22 → 2026-07-28 · 3 obs

○ 2017-07-02 21:17:56
● 2026-02-22 16:31:28
● 2026-07-28 11:09:34

○NSns25.worldnic.com2015-07-01 → 2017-07-02 · 5 obs

○ 2008-01-06 04:12:38
● 2015-07-01 22:45:08
● 2017-07-02 21:17:56
○ 2026-02-22 16:31:28
○ 2026-07-28 11:09:34

○NSns26.worldnic.com2015-07-01 → 2017-07-02 · 5 obs

○ 2008-01-06 04:12:38
● 2015-07-01 22:45:08
● 2017-07-02 21:17:56
○ 2026-02-22 16:31:28
○ 2026-07-28 11:09:34

○NSns469.pair.com2008-01-06 → 2008-01-06 · 3 obs

● 2008-01-06 04:12:38
○ 2015-07-01 22:45:08
○ 2026-07-28 11:09:34

○NSns5.ns0.com2008-01-06 → 2008-01-06 · 3 obs

● 2008-01-06 04:12:38
○ 2015-07-01 22:45:08
○ 2026-07-28 11:09:34

○MXmail.repligen.com2008-01-06 → 2008-01-06 · 3 obs

● 2008-01-06 04:12:38
○ 2015-07-01 22:45:08
○ 2026-07-28 11:09:34

○MXmx2.mailhop.org2008-01-06 → 2008-01-06 · 3 obs

● 2008-01-06 04:12:38
○ 2015-07-01 22:45:08
○ 2026-07-28 11:09:34

○MXrepligen.com.inbound10.mxlogic.net2015-07-01 → 2016-08-29 · 5 obs

○ 2008-01-06 04:12:38
● 2015-07-01 22:45:08
● 2016-08-29 03:59:48
○ 2017-04-03 10:46:12
○ 2026-07-28 11:09:34

○MXrepligen.com.inbound10.mxlogicmx.net2015-07-01 → 2016-08-29 · 5 obs

○ 2008-01-06 04:12:38
● 2015-07-01 22:45:08
● 2016-08-29 03:59:48
○ 2017-04-03 10:46:12
○ 2026-07-28 11:09:34

●MXus-smtp-inbound-1.mimecast.com2017-04-03 → 2026-07-28 · 3 obs

○ 2016-08-29 03:59:48
● 2017-04-03 10:46:12
● 2026-07-28 11:09:34

●MXus-smtp-inbound-2.mimecast.com2017-04-03 → 2026-07-28 · 3 obs

○ 2016-08-29 03:59:48
● 2017-04-03 10:46:12
● 2026-07-28 11:09:34

●A104.20.22.2522026-02-22 → 2026-07-28 · 3 obs

○ 2017-07-02 21:17:56
● 2026-02-22 16:31:28
● 2026-07-28 11:09:34

○A161.47.20.2232016-06-08 → 2017-07-02 · 5 obs

○ 2015-12-25 11:58:30
● 2016-06-08 22:27:28
● 2017-07-02 21:17:56
○ 2026-02-22 16:31:28
○ 2026-07-28 11:09:34

●A172.66.175.232026-02-22 → 2026-07-28 · 3 obs

○ 2017-07-02 21:17:56
● 2026-02-22 16:31:28
● 2026-07-28 11:09:34

○A216.119.130.1942015-07-01 → 2015-12-25 · 5 obs

○ 2008-01-06 04:12:38
● 2015-07-01 22:45:08
● 2015-12-25 11:58:30
○ 2016-06-08 22:27:28
○ 2026-07-28 11:09:34

●A2606:4700:10::6814:16fc2026-02-22 → 2026-07-28 · 3 obs

○ 2017-07-02 21:17:56
● 2026-02-22 16:31:28
● 2026-07-28 11:09:34

●A2606:4700:10::ac42:af172026-02-22 → 2026-07-28 · 3 obs

○ 2017-07-02 21:17:56
● 2026-02-22 16:31:28
● 2026-07-28 11:09:34

○A66.39.134.1382008-01-06 → 2008-01-06 · 3 obs

● 2008-01-06 04:12:38
○ 2015-07-01 22:45:08
○ 2026-07-28 11:09:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...	-
repligen.com	holly.ns.cloudflare.com, harvey.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.133

NS records: holly.ns.cloudflare.com, harvey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for repligen.com (unsigned zone)

⏱️ Timing

Total: 1549ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.20.22.252, 172.66.175.23`
AAAA	2	`2606:4700:10::6814:16fc, 2606:4700:10::ac42:af17`
NS	2	`harvey.ns.cloudflare.com, holly.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	10	`00da0000000jtwhmaw, atlassian-domain-verification=2MdccO9NN9...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`harvey.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (holly.ns.cloudflare.com, holly.ns.cloudflare.com, holly.ns.cloudflare.com...)

Analysis

Hierarchy

repligen.com serves as the parent of 3d.repligen.com and www.repligen.com.

IP Addresses

repligen.com resolves to four IP addresses: 104.20.22.252, 172.66.175.23, 2606:4700:10::6814:16fc and 2606:4700:10::ac42:af17.

huay5bet.com, bethematch.kudoboard.com, assets.kudoboard.com plus two other host names have IP numbers in common with repligen.com.

Name Servers

repligen.com is delegated to two name servers: harvey.ns.cloudflare.com and holly.ns.cloudflare.com.

The name server configuration of repligen.com is shared with other domains, for instance dnsonly.org, domainalternative.com, dnsonly.com and two others.

repligen.com has at least partial name server overlap with other domains, such as mozaiek.net, lefu029.com, tdsy18.com and two others.

It is common to see these name servers used together with name servers gannon.ns.cloudflare.com and alexandra.ns.cloudflare.com.

Hosts with 6 IP addresses each:

harvey.ns.cloudflare.com resolves to 108.162.195.152, 162.159.44.152, 172.64.35.152 and 3 other IP addresses.

holly.ns.cloudflare.com resolves to 108.162.194.133, 162.159.38.133, 172.64.34.133 and 3 other IP addresses.

Mail Servers

repligen.com uses two mail servers, us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

The mail server setup of repligen.com matches that of other domains such as butlerpappas.com, youngconaway.com, carsoncity.gov and two others.

At least some of the mail servers used by repligen.com are shared with other domains: ussremote.com, twotrees-dumbo.com, positionlogic.com and two others among them.

Hosts with 6 IP addresses each:

us-smtp-inbound-1.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.

us-smtp-inbound-2.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.

us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.141 IP addresses.

us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.221 IP addresses.

us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.242 IP addresses.

us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.141 IP addresses.

us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.221 IP addresses.

us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.242 IP addresses.